What is a personal computer ?
• A personal computer is a computer that can perform all of its inputs, output processing , and storage activates by itself .
•
Types of personal computer
• Let take a look at the different
types of computers which will
help us understand their
functions.
History of personal computer !
• the first personal computer was the
apple II which is designed by apple
computers in 1977.
• Further more , personal computer
have so many types according to
needs.
Part of Personal computer
• Personal computer contains a
processer, memory and one or more
input, output and storage devices.
Example of PC
• Desktop PC
• Laptops
• Note books
• Net books
• Tablet PC
• Workstation
• Main frame
• Mobile phones
Desktop PC ?
• Any pc that is designed to be placed on a
desk and not for portability is called a
desktop
Laptops
• A PC that can be moved around is called a laptop
computer. It get its name form that fact that you
keep it on your lap and use it
Note books
• A note book computer, also called a
laptop computer, is a portable note
book are thin and light weight. The
average weight form 2.5 to more that
10 pounds.
Net books
• This is a similar to a laptop , the only difference
being that is it smaller in size.
• Its weight 840g to 1 kg or 2,3 pounds.
• In 1996 Asus made first net book.
• It is sold ever 30,0000 units in four months.
Tablet Pc
• Tablet PC is a special type of note
book computer that allows you to
write or draw on the screen using a
digital pen
• The IPAD is an example of a tablet
PC.
• Its weight is varies form 1 to 1.5 kg.
Work station
• This computer is a despot which is
larger , consist of a more powerful
processor , greater memory.
• Such programmers is made by work
station like game developers, video
or sound editor and graphic
designers.
Main frame
• Mainframe computer are used by
large companies and organization to
perform critical tasks.
• Like transaction processing , senses
information statistical data
Server
• The server’s main purpose is to provide
certain services to other computer or a
whole net work of computers.
Mobile phones
• Many mobile phones can do a lot thing
computer can do.
• Like internet browsing ,Playing games and
videos etc.