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Application software- software includes end-user applications of
computerssuch as word processors or video games, and ERP software
for groups of users.
SOFTWARE
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Middleware - controls and co-ordinates distributed systems.
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System software - includes operating systems, which govern
computing
resources. Today large applications running on remote machines
such as Websitesare considered to be system software, because
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Test ware - is software for testing hardware or a software
package.
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Firmware - is low-level software often stored on electrically
programmable
memory devices. Firmware is given its name because it is treated
like hardware andrun ("executed") by other software programs.
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Programming tools - help conduct computing tasks in any category
listed above.
For programmers, these could be tools for debugging or reverse
engineering olderlegacy systems in order to check source code
compatibility.
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HARDWARE
Motherboard - It is the central or primary circuit board making
up a complexelectronic system such as a computer. A motherboard is
also known as a mainboard, logic board or system board.
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Central processing Unit - A CPU is the main component of a
digital computer
that interprets instructions and process data in computer
programs.
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Random Access Memory- A RAM allows the stored data to be
accessed in any
order. RAM is considered as the main memory of the computer
where the workingarea is used for displaying and manipulating
data.
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Basic Input Output System - BIOS prepares the software programs
to load,
execute and control the computer.
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Power Supply- Power Supply supplies electrical energy to an
output load or
group of loads.
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Video Display Controller -It converts the logical representation
of visual
information into a signal that can be used as input for a
display medium.
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Computer Bus - It is used to transfer data or power between
computer
components inside a computer or between computers.
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Hard Disk - It is a non-volatile data storage system that stores
data on a magnetic
surface layered unto hard disk platters.
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CD-ROM,DVD-ROM drive - It contains data accessible by a
computer
