Computer Science Essays | Free Essays on Computer Science

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Cloud Computing Literature Review Computer Science Essay

Published Date: 23 Mar 2015

13 Pages (5,183 Words)

[Michael et al. 2010] Cloud computing is the IT liberation model that provides infrastructure and computer resources as service. In an organization, the information is shared by implementing the private cloud. The achievement of an organization is based on the important advantages such as simplifying management, reducing costs and accelerating processes. In a broad diversity of designs, the cloud computing technologies can be implemented under different services ...

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Basic Structure Of A Computer System Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,180 Words)

A computer is an electronic device capable of manipulating number and symbols, first taking input, processing it, storing and giving out output under a control of set instructions which is known as a program. A general purpose computer requires the following hardware components: memory, storage device (hard disk drive), input device (keyboard, mouse etc.), output device (screen, printer etc.) and central processing unit (CPU). Many other components ...

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Zas Hostel Management System Is The System Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,623 Words)

The current system is based on manual work and all sorts of the procedure are performed manually. Therefore, they maintain all the record manually by using the paper and will be stored in specific folders and using file system. Hostel Management system is definitely the system that manages and handles the student details and information's. In this system, the staff can easily manage the student details, hostel ...

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The Characteristics Of Bluetooth Technology Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (3,123 Words)

It is a short range communication technology to connect to devices using short-range radio frequency(RF) which is intended to replace communication that uses cabling. It is used mainly to establish wireless personal area networks (WPAN),commonly referred to as AD-HOC or peer-to-peer (P2P) networks. This technology now a days are integrated into many types of business and consumers devices such as mobile phones, PDA, laptops, headsets, vehicles, printers. ...

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Ethical Hacking And Attacking Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,376 Words)

It is debatable, if hacking can be ethical or not, the term "Hacking" over time has been associated with destructive activity. These are some of the terms used in the context of hacking which provides better clarity, Hacker is somebody who enjoys learning hacking for a defensive purpose; an ethical hacker is the security professional who exercises his skills for a defensive purpose. The term Cracker refers ...

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An Overview Of Servlets And JSP Technology Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,281 Words)

JDBC is a front-end tool for connecting to a server and is similar to ODBC however, JDBC can connect only Java client and it uses ODBC for the connectivity. JDBC is essentially a low level application programming interface. It is called a low level API since any data manipulation, storage and retrieval has to be done by the program itself. Some tools that Provide a higher level ...

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Computer Virus Questions And Answers Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,272 Words)

In the next couple of paragraphs' I'm going to go over computer viruses. And what I'm going to tell u is that I hade several questions about computer viruses and what they do .computer viruses are vary dangerous to personal information. Computer viruses can steel all kinds of your information they go after whatever they can get a hold of they look for security flaws an mistakes' ...

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The Adobe Systems Incorporated Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (2,898 Words)

This paper examines the multinational company, Adobe Systems Incorporated, its innovations, value added for its products, and competencies. The paper then examines the company's structure culture, leadership and strategy for deploying its products. Adobe Systems Incorporated Adobe Systems Incorporated is an American multinational computer software corporation founded in 1982 by former Xerox employees John Warnock and Charles Geschke; the current CEO is Shantanu Narayen, who acquired the ...

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Wireless Lan Applications Areas Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,463 Words)

G. Marconi invented the wireless telegraph in 1896. In 1901, he sent telegraphic signals across the Atlantic Ocean from Cornwall to St. Johns Newfoundland; a distance of 1800 miles. His invention allowed two parties to communicate by sending each other alphanumeric characters encoded in an analog signal. Over the last century, advances in wireless technologies have led to the radio, the television, the mobile telephone, and communication ...

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Types Of Operating Systems Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,196 Words)

An operating system, or OS, is a software program that enables the computer hardware to communicate and operate with the computer software. Without a computer operating system, a computer would be useless. In computing. operating system (OS) linked between hardware and user, which is responsible for the management and coordination of activities and the sharing of the resources of a computer, that acts as a host for ...

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Users select their destinations

Published Date: 23 Mar 2015

4 Pages (1,566 Words)

GROUP ASSIGNMENT PART Study the following case study and answer all the tasks listed. An automated ticket-issuing system sells rail tickets as you find in London underground and over ground railway stations. Users select their destinations and can be pay cash the exact amount or input a credit card and a personal identification number (PIN). The rail ticket is issued and their credit card account charged if ...

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Introduction To Microsoft Office Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,340 Words)

PowerPoint uses a graphical approach to presentations in the form ofÂ slide showsÂ that accompany the oral delivery of the topic. This program is widely used inÂ businessÂ andÂ classroomsand is an effective tool when used for training purposes. PowerPoint is one of the simplest computer programs to learn. It is theÂ number 1Â program used worldwide for presentations. Anyone can create stunning presentations that look like they were designed by a professional. PowerPoint ...

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Literature Review On The Research On Games Computer Science Essay

Published Date: 23 Mar 2015

14 Pages (5,509 Words)

This section discusses the literature review on the research on games. The main research in this chapter includes the definition of games, game genres, description of word game and adventure game, formal and dramatic elements in game and the review of existing word game and adventure game. 2.2 Definition of Games According to Moore (2007), people entertain themselves by playing games when they have spare time. A ...

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Problems caused by viruses

Published Date: 23 Mar 2015

3 Pages (1,110 Words)

Introduction I will discuss about different types of viruses and what threats they hold towards the computer and what kind of damage they can do. A virus is a small program written to alter the way a computer operates, without the permission of the user. I will talk about:- What a virus does How it can affect your computer A Bit of History About Virus Different ...

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The Use Of Microsoft Excel Computer Science Essay

Published Date: 23 Mar 2015

18 Pages (7,166 Words)

Microsoft Excel, popularly called as 'Excel' is a versatile software application and is a part of the Microsoft Office Suite applications. It is a full-featured spreadsheet program that allows the user to perform a specific work related to decision making in the areas of business and economic applications. The specific work may be related to organizing statistical data, performing statistical and mathematical calculations, drawing inferences related to ...

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The Data Inscription Standard Computer Science Essay

Published Date: 23 Mar 2015

14 Pages (5,432 Words)

Whenever data is exchanged electronically many times the privacy of the data is a required. Encryption is used to restrict unintended recipients from viewing the data, which are deemed confidential and potentially dangerous if made known to irresponsible parties. In other word, encryption is the procedure of transforming plain text data that can be read by anyone to cipher text data that can only be read by ...

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Study And Overview Of The Scientific Calculator Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,963 Words)

The first scientific calculator that included all of the basic features above was the programmable Hewlett-Packed HP-9100A released in 1968, though the Wang LOCI-2 and the Mechatronics Mathatron had some features later identified with scientific calculator designs. The HP-9100 series was built entirely from discrete transistor logic with no integrated circuits, and was one of the first uses of the CORDIC algorithm for trigonometric computation in a ...

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Dcf Distributed Coordination Function Computer Science Essay

Published Date: 23 Mar 2015

12 Pages (4,567 Words)

Fragmentation It is the process used in MAC IEEE 8021.11 to breakÂing apart a packet into smaller pieces. Fragmentation is process that dividing long frame to several shorter frame. Using this technology because the Wireless LANs have high bit error rates. The probability of losing frame is much higher for wireless links. The 802.11 uses fragmentation to reduce the frame error rate. The PCF is supporting sensitivity ...

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A Man In The Middle Attack Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,530 Words)

Today computer networks are used to transmit large amounts of data which may or may not contain sensitive information. Within this document I will be discussing ways in which your networks may become venerable to attacks. Man in the middle attacks, spanning tree attacks, security issues related to trunking, and security issues relating to identity spoofing. What is a Man in the middle attack? Man in the ...

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Advantages And Disadvantages To Using Indexes Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,432 Words)

Put simply, database indexes help speed up retrieval of data. The other great benefit of indexes is that your server doesn't have to work as hard to get the data. They are much the same as book indexes, providing the database with quick jump points on where to find the full reference (or to find the database row). There are both advantages and disadvantages to using indexes,however. ...

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Assemblers And Disassembler Softwares Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,761 Words)

A disassembler is a computer program that translates machine language into assembly language the inverse operation to that of an assembler . A disassembler differs from a decompiler which targets a high-level language rather than an assembly language. The output of a disassembler is often formatted for human-readability rather than suitability for input to an assembler, making it principally a reverse-engineering tool. Assembly language source code generally ...

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Examples Of Network Topology Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (2,822 Words)

A computer network is made of computers which are linked to one another with communication lines and hardware elements. Network topology is one of the examples of computer networking. Network topology called as geometry, distribution stations and cable connections. And object through the physical connection topology of the network communicate with each other on the workstation is to find the most economical and most effective connection. While ...

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Effects of gps on human life

Published Date: 23 Mar 2015

5 Pages (1,707 Words)

Effects of GPS on Human Life Part 1: Introduction and Background to issue or subject of discussion Global Positioning System (GPS) is a satellite guided navigational system. The system by itself allows user/ devices to calculate their latitude, longitude and altitude of their current location no matter where they are situated in the globe. To think back, before the GPS came into existence, dead reckoning and ...

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Construct A Script By Using Scapy Computer Science Essay

Published Date: 23 Mar 2015

13 Pages (4,826 Words)

Wireless network generally can be defined as a network which is set up by using radio signal frequency to communicate among computers and other network devices. Wireless networks known as WiFi network or WLAN. As a network grows and expands wireless networks are extremely popular and easy to setup feature and no cabling involved. There are two main components to access the wireless network which are wireless ...

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The Classic Transportation Problem Computer Science Essay

Published Date: 23 Mar 2015

19 Pages (7,252 Words)

Classic Transportation Problem is a significant research issue in spatial data analysis and Network analysis in GIS; it helps to answer problems which relate in matching the supply and demand via set of objectives and constraints. The objective is to determine a set of origins and destinations for the supply so as to minimize the total cost. Geographic Information System (GIS) is an "intelligent" tool which combines ...

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Study On Adaptive Delta Modulation And Demodulation Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,340 Words)

A modem to improve communication system performance that uses multiple modulation scheme comprising modulation technique and encoder combinations. As communication system performance and objective change, different modulation schemes may be selected. Modulation schemes may also be selected upon the communication channel scattering function estimate and the modem estimates the channel scattering function from measurements of the channel's frequency (Doppler) and time (multipath) spreading characteristics. An Adaptive sigma ...

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Example Of Primary Key Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,299 Words)

Database is a structure that is generally divided in two respects, namely a flat database and a relational database. Relational database easier to understand than the flat database. Because relational database has a simple design and it is easy to do data operations. Database also has a relational structure found in tables to store data. On each table is it consists of columns and rows and a ...

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Databases before and since electronic computers

Published Date: 23 Mar 2015

3 Pages (1,014 Words)

DATABASES BEFORE AND SINCE ELECTRONIC COMPUTERS The word database was originally formed by some workers information systems to denote a collection of data shared by end - users of time sharing systems (Bob, 2005). Before Electronic Computers Before the invention of electronic computers, a database would probably refer to the story tellers, magicians and grandparents who were at their time the storehouses for all that was known(Selena, ...

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Advantages Of Bus Topology Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,596 Words)

A topology is defined as the layout of the network i.e. how the nodes are connected. This describes how the network physically looks or how the network is physically designed. The concept of a topology is important because each network card is designed to work with a specific topology. Conversely, if your network cable is already installed and you want to use existing wiring, you must select ...

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Blue Eye Technology Give Computer Human Power Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,640 Words)

ABSTRACT The basic idea of Blue Eye technology is to give the computer the human power. We all have some perceptual abilities. That is we can understand each other's feelings. For example we can understand ones emotional state by analyzing his facial expression. If we add these perceptual abilities of human to computers would enable computers to work together with human beings as intimate partners. The "BLUE ...

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Secure Online Restaurant Reservation System Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (970 Words)

Secure Online Restaurant Reservation System with Secure Sockets Layer is an online system that supports Android based and desktop system. This system is to replace the traditional method of reservation (offline system) which is pen-and-paper. At the same time, it is developed to reduce the workload of staff and ease the customers to make a reservation at anytime and anywhere. Todays, most of the people can easily ...

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Purpose Of Computer Components Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (2,822 Words)

There are many peripherals inside computer base, which process instruction via buses/wires to other hardware/software. Those are hardware's that works together and shows output/input. Such as "Motherboard"," Monitor", " Operating system", "Keyboard", "Mouse", "Speakers", "CPU (Central Processing Unit)", "Hard Disk (storage devices)" and "Graphic card /video card". My aim is to describe about hardware, role of hardware and specification. Nowadays, technology growing very fast, even mobile, PDA ...

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Study And Analysis Of Computer Memory Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,485 Words)

Introduction Computer memories are representing to binary code, for example 0 and 1. Besides that, it reflects an important and significant technical difference between memory and mass storage devices, which has been diluted by the historical use of the term "primary storage" for Random Access Memory (RAM), and secondary storage mass storage device. There have two types of memory in Computer memory. It is volatile memory and ...

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Apple Iphone Os Vs Google Android Os Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,313 Words)

This report is to provide the effect of smart phone operation system and also analyze which operation system will be lead in such a competitive market. Among of many operation systems in market, this report makes a comparison between Apple's iPhone OS and Google's Android OS. The findings of this report are based on factors such as performance characteristics, market share growth, demands and future technology. First ...

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Types Of Bluetooth Hacking Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,066 Words)

Bluetooth is a wireless technology which is used to exchange information over short range of distances by making use of short-wavelength radio transmissions. This technology is used in mobile as well as fixed devices. It enables the connection of several devices at the same time. Given that the Bluetooth has been used for a long time, there exist several flaws in the system. These flaws have been ...

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A Study On Game Engine Technology Computer Science Essay

Published Date: 23 Mar 2015

14 Pages (5,318 Words)

Current generation games are mostly developed using a game engine mainly due to the shorter development time and effort needed to create a game without thinking about the technicalities involved behind it. Therefore, a game engine must be equipped with advanced features to ensure the ability to generate high quality games. This paper will presents about game engine technology,its responsibilities, types of game engine and review of ...

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The Principle Of Duality States Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,290 Words)

To simplify a SOP for a Boolean expression using a K map, first identify all the input combinations that produce an output of logic level 1 and place them in their appropriate K map cell. Consequently, all other cells must contain zero (0). Second, group the adjacent cells that contain 1 in a manner that maximizes the size of the groups but also minimizes the total number ...

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Principles Of Programming Using Net Framework Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,115 Words)

The .NET Framework Class library consists of a combination of instructional classes, interfaces, and also value types in which facilitate and boost the actual development practice and supply use of system functionality and they can use to be able to program with. The .Net framework class library (FCL) affords the core features connected with .Net framework architecture. In .Net Framework class library (FCL) structured in a very ...

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What Is Responsive Design Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,188 Words)

Abstract:One of the revolutionary and newest web design trend developing at this time is responsive web design. We have seen last couple of years the growth of handheld devices like smartphone, tablet and other gadgets in.According to research and statistics sales of tablet and smartphone is take over desktop and notebook in 2012, this growth is continue through next some years. increasing more consumers adopt mobile internet ...

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Functional areas of a business

Published Date: 23 Mar 2015

3 Pages (895 Words)

Outcome 1 Avril Montgomery 1) Open System An open systems approach is a business approach that emphasizes commercially supported practices, products, specifications and standards. Motorola is an open system. Using this approach assists their long term success. They are able to produce an appropriate output as they know the importance of gaining input from their surroundings. As a global leader in a wide range of technologies, the ...

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The Data Communication Networking Computer Science Essay

Published Date: 23 Mar 2015

9 Pages (3,380 Words)

Data Communication can mean many things to different people, but when industry with computers and their communication with them. So, people are usually discussing equipment that wan designed to provide or provide or gather information needs to communicate. Data Communication provides the tools, product and equipment to make it. The distance over which data moves within a computer may vary from a few thousandths of an inch. ...

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The Prevention Of Computer Viruses Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,660 Words)

What is a computer virus? A computer virus is a computer program that can copy itself[1] and infect a computer. The term "virus" is also commonly but erroneously used to refer to other types of malware, including but not limited to adware and spyware programs that do not have the reproductive ability. A true virus can spread from one computer to another (in some form of executable ...

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The Types And Techniques Of Steganography Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,215 Words)

This document focus on an unfamiliar field of study in IT sector i.e. Steganography. This document covers various concepts in Steganography, A brief history of Steganography and introducing few types of techniques available today in Steganography. It also covers other topics like security in Steganography, mobile messaging, MMS Steganography related information. This document closes with a summery and proper solution . The initial footages of Steganography were ...

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How Cookies Are Used On The Internet Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,013 Words)

This paper will discuss "how cookies are used on the Internet and the risks associated with cookies". The essay will explain what computer cookies are, how they are used, the security issues that are associated with cookies and whether are needed for Internet browsing. Computing cookies are used by many commercial websites to hold variables when you jump through different pages, however, they can be used for ...

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Tiny Encryption Algorithm Tea Computer Science Essay

Published Date: 23 Mar 2015

10 Pages (3,633 Words)

Today, security is an issue concern by everyone. Many ways of implementing encryption algorithms have been investigated in order to achieve better performance in terms of security level, speed, power consumption and cost. This project will discuss about implementing Tiny Encryption Algorithm (TEA) using Field Programmable Gate Array (FPGA). FPGA are reconfigurable chips that the integrated circuit is designed meant for reconfigurable architecture. A FPGA chips is ...

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Multipath Fading Channels And Transmitted Signals Computer Science Essay

Published Date: 23 Mar 2015

10 Pages (3,922 Words)

Multipath fading is a phenomenon of fading of transmitted signals due to refraction, reflection and diffraction from objects or obstacles present in the line or way of transmission. In this article, we have be realized an example of multipath fading channels such as in case of Rayleigh fading channels using MATLAB and would be analysing the variations incurred after varying system parameters such as samples per second ...

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Projector Functions And Uses Computer Science Essay

Published Date: 23 Mar 2015

19 Pages (7,560 Words)

A projector is to display images from computer or laptop. The term 'wireless' is used to describe how the projector receives the signal. Presentation projector always having wire mess up here and there, this is where wireless projector comes in. It solves the problem of wiring by transmitting without wire using wireless technology such as Bluetooth, radio frequency and Wi-Fi. By eliminating wiring problem, it will speed ...

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A Study On Hard Disk Drive Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,061 Words)

Every desktop computer, laptop and netbook contains a hard-disk drive. The hard-disk drive, better known as the hard drive, is one of the most vital components in a computer. The hard drive stores information for the computer in a non-volatile way, meaning that when the user shuts off the computer, all the information he saved will still be there when he turns the computer back on. Today, ...

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Online Airline Reservation System Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,938 Words)

Background This project deals with the development of a Software Requirements Specification (SRS) document that specifies what an airline reservation system should and should not do. The SRS document is divided into five sections namely System Objectives This section deals with the goals and objectives of the system categorized by customers (passengers) and airline administration. It helps us to know about the future perspective of airline management ...

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Artificial Intelligence And Fuzzy Logic Controller In A Plc System Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (3,022 Words)

In this research paper, I am trying to analyse more about advanced Programmable logic controllers.Today it is hard to imagine a industry without PLC and other automatic controllers. As the production becomes more and more efficient, the controller work faster and the system become more complex. Artificial intelligence (AI) techniques reduce the complexity and they are used through PLC-based process control system. The working of artificial intelligence ...

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Two Types Of Spread Spectrum Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,592 Words)

There are two types of spread spectrum that have been approved for use. This article analyzes the approach in to determining performance comparison of Frequency Hopping and Direct Sequence Spread Spectrum Systems in the 2.4 GHz range. "The analyses till present show that up to 13 collocated FH networks can be placed before network throughput peaks." (A. Carl, S. Harris & B. Palm, n.d.). The article further ...

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Designing A Point Of Sale Relational Database Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,336 Words)

Today in the food-service industry, a point of sale (POS) system is the most widely used technology. It allows retailers to operate every facet of their business. Generally speaking, POS systems are electronic systems which allow businesses to retain and analyze a wide variety of inventory and transaction data on a continuous basis. Much like a computer, the POS system contains two basic parts: the touch screen ...

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The Stages Of Multimedia Project Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,836 Words)

The stages of a Project: Most of the multimedia and web projects are undertaken in stages. Some stages are necessary to complete before other stages begin, also some stages may be skipped or combined. There are generally four basic stages in multimedia project. Planning and Costing: A project always begins with an idea or a need that you purify by outlining its messages and objectives. Identify how ...

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A Synopsis Of Operating Systems Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,533 Words)

Many people use computers without knowing how it works. The main software when using the computer is the operating system. The operating system defines all the experience when using a computer; it manages the hardware and software resources of the computer system, provides a way for applications to deal with the hardware without having to know all the details of the hardware, and it is the software ...

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Rules Of Tic Tac Toe Game Computer Science Essay

Published Date: 23 Mar 2015

13 Pages (4,914 Words)

In this section the Tic-Tac-Toe game will be discussed in details. At the outset, the basic rules of the game are going to be covered. Then, there will be a review on existing Tic-Tac-Toe games, which in turn will lead to discussion about the existing models of this game and the proposed model of this work. Finally, this section is going to be concluded with a technology ...

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How Software Utilities Can Improve Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,913 Words)

All software utilities have been designed and made to improve the performance of computer systems. These software utilities can be an advantage to Sam because he does not know much about computers and is new to this electrical machine. Some functions and features that software utilities perform can be done manually but only by experienced and professional. Most new users cannot carry out such operations, which will ...

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Interruption Interception Modification And Fabrication Attacks Computer Science Essay

Published Date: 23 Mar 2015

19 Pages (7,261 Words)

The communication has been playing an important role since the dawn of civilization. It has become an integral part of existence in the societies which are highly networked where we live in. A few types of communication types have been developed during the earlier stage of civilization which resulted in evolving many types of communications till today. The communication through the internet is the best examples of ...

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Multiple Churn Prediction Techniques And Algorithms Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,317 Words)

Abstract-Customer churn is the business term that is used to describe loss of clients or customers. Banks, Telecom companies, ISPs, Insurance firms, etc. use customer churn analysis and customer churn rate as one of their key business metrics, because retaining an existing customer is far less than acquiring a new one. Corporates have dedicated departments which attempt to win back defecting clients, because recovered long term customers ...

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Implementation of the data gloves in various fields

Published Date: 23 Mar 2015

21 Pages (8,349 Words)

Introduction This project is all about interfaces that are going to control the synthesiser called Midi. This project is useful in the real world in controlling visual effects in the present world. These Visual effects are kind of methods, practices and technologies relating to creation and manipulation of elements within moving images to elicit a desired emotional response. They often involve the integration of Computer Generated Imagery ...

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Entity relationship diagram model of georgeâ€™s garage

Published Date: 23 Mar 2015

4 Pages (1,230 Words)

Introduction Relationship between one or more then one entity of tables by pripary key and foreign key is called as Entity Relationship diagram model. This documentation will be on Entity Relationship diagram model of George's Garage. Database Information Tables of the Garage Database Garage Database gives information of the table Name with Primary key and Foreign Key. 1)Ncar_sale Pk:-- Ncar_id 2).ShCar_Sale Pk:- ShCar_id 3).VehicleSale Pk: ...

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Understanding How Magnetic Storage Devices Work Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (3,106 Words)

A magnetic storage device includes a magnetic disk having a protective film and a lubricant layer formed on the protective film, a head stack assembly including a head operable to read information from and write information to the magnetic disk, and a suspension configured to support the head, a vibration detection sensor operable to output a detection signal to detect vibration of the head stack assembly, and ...

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Symmetric Vs Asymmetric Algorithms Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,590 Words)

Data integrity, confidentiality and availability over the web, applications and storage means have become the major concerns in computer world. If data are exposed to an attacker, it will have a significant impact to business. Cryptography has a major role to play to prevent attacks to sensitive data employing encryption and decryption mechanisms. There are two main approaches to encryption: symmetric and asymmetric, and each of them ...

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McWill SCDMA Wireless Access Technology Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,419 Words)

McWiLL is the most advanced broadband wireless solution provided by Beijing Xinwei Telecommunications Technology. The technology is based on SCDMA, and is known as Multicarrier Wireless information Local Loop (McWiLL). McWiLL combines SCDMA's traditional use in narrow-band voice and introduces a mobile broadband data service that ties into an IP-based core network. It is based on CS-OFDMA adaptive modulation, and uses dynamic channel allocation and smart antennas ...

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Delta Modulation And Demodulation Computer Science Essay

Published Date: 23 Mar 2015

18 Pages (6,861 Words)

A modem to improve communication system performance that uses multiple modulation scheme comprising modulation technique and encoder combinations. As communication system performance and objective change, different modulation schemes may be selected. Modulation schemes may also be selected upon the communication channel scattering function estimate and the modem estimates the channel scattering function from measurements of the channel's frequency (Doppler) and time (multipath) spreading characteristics. An Adaptive sigma ...

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Literature Review About Types Of Operating System Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,013 Words)

The Windows 98 is the upgrade from Windows 95 and is Graphical operating system is designed for the workstations at home or business. When during the development Windows 98 was code named as "Memphis" and at previous it also called "Windows 97" based on the earlier production schedule. However, the Microsoft believes that user wants and should have their potential resources and for web technology it should ...

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The Advantages And Disadvantages Of Using Linux Computer Science Essay

Published Date: 23 Mar 2015

4 Pages (1,304 Words)

Easy to use,Virus free,With boot camp you can run XP or Vista on your machine, and with Parallels you can run windows programs in OS XP. Performance: While there is some debate about which operating system performs better, in our experience both perform comparably in low-stress conditions however UNIX servers under high load (which is what is important) are superior to Windows. Price: Servers hosting your web ...

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Activity Cycle Diagram And The Condition Specification Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,127 Words)

Many descriptive and symbolic techniques for representation of the simulation of a model are present in literature. Some of these techniques are better with one model while not better with the representation of the other one. Two most important techniques for representation of model simulation are known as Activity Cycle Diagram and the Condition specification. The activity cycle diagram (ACD) has been used an ideal technique to ...

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Utility Programs And File Management Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,686 Words)

Utility program are programs that help in maintaining , controlling and managing the computer resources . the functions of utility program is that it performes a specific functions rather than a major function or applications, these programs help in the day to day activities performed in a computer and help the computer to run in high performance . file management programs help us in managing files easily ...

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Building A Monopoly Game Computer Science Essay

Published Date: 23 Mar 2015

19 Pages (7,530 Words)

In this project, we develop game called Monopoly. The game designed in a way to facilitate interaction between player and game interface. Monopoly is based on original board game rules. Moreover, our Monopoly contains educational character for children. The methods for this project include the steps of game development. The Monopoly game is running on Java language and NetBeans platform. Computer technology is crucial for any aspect ...

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The Desktop Publishing DTP Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,920 Words)

Refers to the use of computers to design and publish books, brochures, newsletters, magazines and other printed pieces. DTP is really a combination of several different processes including word processing, graphic design, information design, output and pre-press technologies, and sometimes image manipulation. DTP centers around a page layout program. Typically, a layout program is used to import Texts created in word processing programs; Charts and graphs from ...

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Artificial Intelligence A Threat Or Not Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (3,161 Words)

Abstract- This research paper gives a short introduction to the basics of robotics in the context of artificial intelligence. Artificial Intelligence is a branch of computer science concerned with making computers behave like humans.This paper describes some bad effects that can happen in the future due to the influence of artificial intelligence. INTRODUCTION Now in the society, we are living on a world of machines. We depend ...

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Study About Pc Troubleshooting And Maintenance Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,836 Words)

Most of the time when we start up our computers, the CPU or Central Processing Unit goes through a series of steps or procedures before the computer operating systems boots from the hard disk. These initial steps are all categorized in a system called CMOS which stands for Complementary Metal Oxide Semiconductor. This is the where the systems settings such as the system clock, hard disk status, ...

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Study On The Applications Of Numerical Analysis Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,377 Words)

It finds applications in all fields of engineering and the physical sciences, but in the 21stÂ century, the life sciences and even the arts have adopted elements of scientific computations.Â Ordinary differential equationsÂ appear in theÂ movement of heavenly bodies (planets, stars and galaxies);Â optimizationÂ occurs in portfolio management;Â numerical linear algebraÂ is important for data analysis;Â stochastic differential equationsÂ andÂ Markov chainsÂ are essential in simulating living cells for medicine and biology. Before the advent of modern computers ...

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Viruses And Antivirus Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,355 Words)

In this report, you will find the important things that needed about viruses and antivirus. It covers the different type of viruses. For instance, file viruses and Macro virus. These can affect any organization data. Furthermore, it covered the history of viruses, how do viruses spread? and latest viruses prevalent in the world . The computer's network has become very wide interconnecting to any part in the ...

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Computer Generated 3D Animation Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,127 Words)

Computer animation (or CGI animation) is the art of creating moving images with the use of computers. Increasingly it is created by means of 3D computer graphics, though 2D computer graphics are still widely used for stylistic, low bandwidth, and faster real-time rendering needs. It is also referred to as CGI (computer-generated imagery or computer-generated imaging), especially when used in films. 2. PRINCIPLES OF ANIMATION Computer animation ...

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Interrupts In Operating Systems Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,963 Words)

To successfully control several processes the core of operating system makes utilize of what is known as interrupt. Interrupt is a machine used for implementing the multitasking concept. It is a signal from hardware or software to point out the incidence of the event. When one or more process running and at similar time if user give an additional process then interrupt is take place. If the ...

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Statistical techniques for cryptanalysis

Published Date: 23 Mar 2015

10 Pages (3,613 Words)

Introduction: Cryptography is the art of writing messages in code or cipher, to disguise, and thereby secure the content of a particular stream of text. When encrypted, a plain text message can be revealed only through the use of the key used to encode the cipher. Cryptography does not mask the existence of the message, but does disguise its content [1]. In contrary, cryptanalysis is the ...

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Modulation Systems Used In Satellite Communications Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,238 Words)

Satellite is the one of the greatest means of communication carrying a large chuck of voice and data stream from one part of the horizon to the other as compared to other medium. In this modern age, communication satellite networks are an indispensable part of the major telecommunication systems. Satellite interconnects the nodes and provides some better advantages in application than the traditional communication systems such as ...

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Controlling Ip Spoofing Through Interdomain Packet Filter Computer Science Essay

Published Date: 23 Mar 2015

18 Pages (7,101 Words)

The Distributed Denial-of-Service attack is a serious threat to the valid use of the Internet. Prevention mechanisms are disillusioned by the ability of attackers to spoof the source addresses in IP packets. With the help of the technique called IP spoofing, attackers can avoid detection and cause a burden on the destination network for policing attack packets. In this project, I propose an inter-domain packet filter (IDPF) ...

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Advantages And Disadvantages Using Computer Networking Facility Computer Science Essay

Published Date: 23 Mar 2015

14 Pages (5,505 Words)

The advantages of using computer networking facility within the Smith Solicitor office They can use intranet facility for internal communication in the office They can share resources like printer so that they can use two printers for the whole office. Video Conference can be done which makes it easier for the employer to contact with the employee. And meetings can be done online. File and data sharing ...

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The Online Reservation Systems Computer Science Essay

Published Date: 23 Mar 2015

10 Pages (3,784 Words)

The literature review phase is the one of the main stage that we need to focus on, so far the stage explains the main aims of the system and how the system is going to operate and the benefit of the system over environment. Firstly, Travel agent hotel suppliers will have way in to the travel agent extranet system to load room rates and allotments, instead of ...

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Steganography And Visual Cryptography In Computer Forensics Computer Science Essay

Published Date: 23 Mar 2015

13 Pages (5,110 Words)

Recently, numerous novel algorithms have been proposed in the fields of steganography and visual cryptography with the goals of improving security, reliability, and efficiency. This paper discusses and compares the two methodologies. Some similarities and differences are presented, in addition to discussing some of the best known algorithms for each. Lastly, an idea for a possible algorithm which combines the use of both steganography and visual cryptography ...

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Business System Option Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,050 Words)

There are several possibilities for the required logical system in the project. Each alternative will differ in terms of services offered, impact on the organization and financial costs and benefits. One of the alternative solutions is the improvement of the manual system. Anything, which can be done by using automated methods, can be done manually. But the question arises how to perform thing manually in a sound ...

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Speech Enhancement And De Nosing By Wavelet Thresholding And Transform Ii Computer Science Essay

Published Date: 23 Mar 2015

20 Pages (7,610 Words)

In this project the experimenter will seek to design and implement techniques in order to denoise a noisy audio signal using the MATLAB software and its functions, a literature review will be done and summarized to give details of the contribution to the area of study. Different techniques that have been used in the audio and speech processing procedure will be analyzed and studied. The implementation will ...

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Advantages And Disadvantages Of Multimedia Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (2,857 Words)

Multimedia is a combination of text, graphics, sound, animation, and video, interactive electronic or digital means of manipulation delivered to the user. Multimedia elements, including text, video, sound, graphics and animation. Used in the multimedia elements are present. Multimedia is only these elements are combined into a powerful new tool. The media elements in the world's leading business and multi-platform multimedia services, video games and digital entertainment. ...

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Heuristic Evaluation Weakness And Strength Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,749 Words)

When choosing a usability evaluation method, it is important to understand what usability evaluation is. Usability evaluation evaluates how the interface of certain software or product works. How the test is conducted and how detailed the test can be, how it will react on tests and so on. For this study, heuristic evaluation is selected as the main analytical inspection method and for the empirical method, Usability ...

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The real-time transport protocol

Published Date: 23 Mar 2015

18 Pages (7,172 Words)

Abstract This paper describes the Real-time Transport Protocol (RTP) with the emphasis on the securities, confidentiality and authenticity. This system takes a media file as input, encrypt it and create a message digest on the encrypted data then transmit it to the user. On the other side the receiver again calculate digest and compare it with the received one, if match occurs then decrypt and play it ...

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Designing A New Rubber Tapping Knife Computer Science Essay

Published Date: 23 Mar 2015

18 Pages (6,971 Words)

Rubber tree is a tree that is used by the world community to collect the product. The product from rubber trees not only wood but also sap. However, the main product is rubber latex itself. Rubber trees are not available in many countries in the world. It was first found in the forests of Brazil. So far many countries for the purpose of planting rubber trees and ...

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Introduction Why Use OPNET Modeler Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,973 Words)

OPNET Modeler is a very good tool for network designing and simulation. OPNET Modeler was selected because most of the wired and wireless network components are available in the OPNET 15.0 Modeler. In this version a number of different models can be created to simulate, analyze and compare their results. This chapter explains how the different wired and wireless network has been designed and simulated in OPNET ...

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Ssis Is An In Memory Pipeline Computer Science Essay

Published Date: 23 Mar 2015

20 Pages (7,610 Words)

Since SSIS is an in-memory pipeline, one has to ensure that transactions occur in the memory for performance benefits. To check if your package is staying within memory limits, one should review the SSIS performance counter Buffers spooled. This has an initial value of 0. Any value above 0 is an indication that the engine has started disk-swapping activities. Capacity planning to understand resource utilization In order ...

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The Examples Of Operating Systems Computer Science Essay

Published Date: 23 Mar 2015

10 Pages (3,922 Words)

Today, people rely on so many kinds of technology. For instance, people use computers for research, school related, pleasure, and to communicate with their friends. People use other technologies like Bluetooth, GPS, etc for their own needs. Basically, our world is evolving around technology; without it, then the citizens will go insane thus their lives would be difficult. The main topic discussed would be operating systems. People ...

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Characteristics Of A Smartphone Operating System Computer Science Essay

Published Date: 23 Mar 2015

13 Pages (4,851 Words)

In todays world of computerization, you must have heard a lot about programming. Programming refers to a process which carries out a set of instructions to do a particular task. Presently, programming is extended beyond computers to various application systems, one such application system is Communication Devices, which covers telephone exchanges like PBX (Private Branch eXchange), ISDN (Integrated Services Digital Network), Networking Devices like switches, router and ...

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Implementing Graphic Equalizer Using Dsk Tms320c6713 Processor Computer Science Essay

Published Date: 23 Mar 2015

7 Pages (2,580 Words)

In this paper, the Equalizer is implemented as the summation of four band pass filters with different frequencies as a graphic Equalizer. The co-efficient file 'Equalizer.Cof' contains the Coefficients of Low-Pass filter (1300Hz), Band-Pass filter1 (1300-2000 Hz), Band-Pass filter2 (2000-2800 Hz), High-Pass filter (2800Hz). The set of coefficients is calculated using MATLAB. The filter is designed with convolution method by transforming both input signal and set of ...

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The Basic Sorting Algorithms Computer Science Essay

Published Date: 23 Mar 2015

5 Pages (1,971 Words)

In the following scientific report, the basic sorting algorithms will be discussed and examined. Timing will be done on the different sorting algorithms and experiments will be done to see which of the different sorting algorithms are the most efficient. Assumptions will be made on which sorting algorithm is the most efficient and then compare the results to see if the right assumption were made. We will ...

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Strengths And Weaknesses Of Artificial Intelligence Computer Science Essay

Published Date: 23 Mar 2015

8 Pages (3,110 Words)

This research paper gives a short introduction to the basics of robotics in the context of artificial intelligence. Artificial Intelligence is a branch of computer science concerned with making computers behave like humans.This paper describes some bad effects that can happen in the future due to the influence of artificial intelligence. INTRODUCTION Now in the society, we are living on a world of machines. We depend on ...

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Application Of EM Waves In Satellite Communication Computer Science Essay

Published Date: 23 Mar 2015

11 Pages (4,071 Words)

This paper deals with the historical development of satellite communication systems. Then the basic elements of satellite communication system along with their features are discussed. Then the working of a satellite communication system and the use of EM waves in this system is discussed and then finally the applications, advantages and limitations of satellite communication system are discussed. Introduction Electromagnetic wave is a wave of electric and ...

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Overcoming The Limitations Of Ipv4 Computer Science Essay

Published Date: 23 Mar 2015

3 Pages (1,178 Words)

Today internet and Internet base technologies has become part of our daily life. The Internet operates using set of rules called Internet protocol as it foundation. The Internet Protocol is used to interconnect packet-switched communication network to make-up internet. It transmit block of data (datagram) received to and from source and destination host. [1][2] The present version of Internet Protocol IPv4 that is use by different organisations ...

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Transaction Management And Concurrency Control Computer Science Essay

Published Date: 23 Mar 2015

12 Pages (4,551 Words)

As more networks and databases are connected together, the importance of a solid database management system becomes apparent. Transaction and Concurrency Control, Recovery and Backup, and Security are major functions that should be examined when choosing the correct system. Databases which contain your company's valuable information must be properly protected, backed up, and secure from data loss and unauthorized access. In response to this requirement, both Oracle ...

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Memory Or Random Access Memory Ram Computer Science Essay

Published Date: 23 Mar 2015

12 Pages (4,412 Words)

Modern digital systems require the capability of storing and retrieving large amounts of information at high speeds. Memories are circuits or systems that store digital information in large quantity. Semiconductor memory arrays capable of storing large quantities of digital information are essential to all digital systems. The amount of memory required in particular system depends on the type of the application. These semiconductor memories are also known ...

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Robustness In Web Design Computer Science Essay

Published Date: 23 Mar 2015

6 Pages (2,374 Words)

The purpose is to find a general definition for robustness analysis of web design system during the development process. Research currently robustness measures and analysis definitions, most of them are used for large software development or operating systems. Then considers one of currently definitions which might be most appropriate to robustness of web design, Failure Modes and Effects Analysis to identify and measure the robustness of the ...

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