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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