Types of computer (Classification of computer)

1. ON THE BASIC OF WORKING PRINCIPLE:
a. Analog computer

b. Digital computer

c. Hybrid computer

2. ON THE BASIC OF SIZE:

a. Super computer

b. Mainframe computer

c. Mini computer

d. Micro computer

FULL FROM OF COMPUTER

C- current

O- operating

M-memory

P-power

U- utility

T- techniques

E- essential

R- region

MEMORY UNIT OF COMPUTER

0.1 = 1 bit

4 bits = 1 nibble

2 nibble =1 byte

1 byte = 1 character

1024 byte = 2kilo byte

1024 kb = 1 mega byte

1024 mb = 1 giga byte

1024 gb = 1 Tera byte

HOW TO START THE COMPUTER IN MS WINDOWS?

First of all:

1. switch on the power supply

2. switch on the CPU.

3. switch on the screen (monitor).

Then wait for just a time, after then you will directly enter into the window Environment (Desktop)

With the help of this Environment, you can perform any types of work related to computer.

HOW TO TURN OF COMPUTER (IN WINDOW XP)

1. click on start button .

2. choose turn off and click on it.

3. then finally click on turn off.

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