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Tuesday, July 15, 2008

SEB070020- Tutorial 2



1) Application Software
An application sotware is responsible for helping users to solve their problems and can be usedonly for its intended purposes.
For example; Windows Media Player, Microsoft Word, Dreamweaver
2) Communication Device
A communication device is any machine that assists data transmission such as images, audiosand videos from one computer to another, or from one device to another.
For example; modems, cables, ports, microphones.
3) Computer
A computer is a system made of two major components which are the hardware (physicalequipment) and the software (collection of programmes that allow hardware to do its job) andmanipulates data according to a list of instructions.
4) Desktop computer
A desktop computer is a personal computer in a form intended for regular use at a singlelocation.
5) Embedded compuer
An embedded computer is a special-purpose computer system designed to perform one or afew dedicated functions, often with real-time computing constraints. In other words, it is a specialized computer system that is part of a larger system.
For example: watches, microwaves, washing-machine.
6) Graphical User Interface (GUI)
A program interface that takes advantage of the computer's graphics capabilities to make the program easier to use.
For example: pointer, icons, windows.
7) Hardware
A hardware is any physical component of a computer system.
For example : keyboard, printer, mouse.
8) Internet
Internet is a connection of information, which is a global network that connects millions of computers and transmit data by packet switching.
9) Installing
To connect, or set in position and prepare for use, or adding hardware of software components.
10) Network
A network is any method of sharing information between two systems.


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