what is computer......?

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INTRODUCTION TO COMPUTER

Presented byAniqa Shuhab

OUTLINE What is computer Data Information Input and output Input output devices Software and

hardware Types of computer Use of computer Conclusion

COMPUTER

Computer comes from the word “COMPUTE”

Compute means “TO CALCULATE” A computer is a ELECTRONIC

device that Accepts input, Process the data Store the data produces output”.

Input ProcessingInstructions

Output

DATA AND INFORMATION

DATAAny Combination of facts and

figures in their raw or unprocessed form.

INFORMATIONIt is a meaningful collection of data.

INPUT AND OUTPUT

INPUT Any information or data that's

entered or sent to the computerOutput Anything that is displayed from

the computer is output. Input device Hardware used to enter data and

instructions Output device Hardware that conveys information to

a user

SOFTWARE AND HARDWARE

Hardware Physical components

that make up a computer system

Software Software, also called

a program, tells the computer what tasks to perform and how to perform them System Software

TYPES OF COMPUTERS

DesktopLaptop Tablet Pc

PDA Palm PC Net book

MAINFRAME

Minicomputers

SUPERCOMPUTERS

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EXAMPLES OF COMPUTER USAGEWhat are five categories of computer users?

Home Small Office/Home Office (SOHO)

Mobile

Large Business Power

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