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Hardware &

Software

Programming

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COMP102 Prog. Fundamentals I: Software / Slide 2

Four om!onents of a om!uter s"stem:

CP# $ entral !roessing unit

% Maes deisions' !erforms om!utations' and

delegates in!ut/out!ut re(uests Memor": )is )ri*es' C) dri*es' +a!e dri*es' #S,

flas- dri*es.

% Stores information

In!ut de*ies: e"oard' Mouse'% ets information from t-e user to t-e om!uter

Out!ut de*ies: monitor

% Sends information from om!uter to t-e user

Hardware

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COMP102 Prog. Fundamentals I: Software / Slide

Hardware

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COMP102 Prog. Fundamentals I: Software / Slide

S " s t e mS o f t w a r e

3 ! ! l i a t i o nS o f t w a r e

S o f t w a r e

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COMP102 Prog. Fundamentals I: Software / Slide 4

3!!liation software

5as"$to$use !rograms designed to !erform

s!eifi tass

S"stem software

Programs t-at su!!ort t-e e6eution and

de*elo!ment of ot-er !rograms

+wo ma7or t"!es%O!erating s"stems

%+ranslation s"stems 8om!ilers & liners9

Software

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COMP102 Prog. Fundamentals I: Software / Slide

Copyright 2000 by Brooks/Cole Publishing Company

A division of International Thomson Publishing In!

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COMP102 Prog. Fundamentals I: Software / Slide ;

Computer Software Relationships

User

Interface

Basic Input and Output Services (BIOS)

needed for a omputer to boot up

User Interface Operating System

User Interface Application Programs

Computer Hardware

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COMP102 Prog. Fundamentals I: Software / Slide