______ does all the arithmetic calculations and logical comparisons.
ALU
Keyboard
CU
Memory
________ are the most powerful computers.
Micro
Mini
Super
Mainframe
A computer can store _____ of data.
Only output
Only result
Large amount
Small amount
We can input _______ into the computer.
Data
Process
Programs
Information
Keyboard has many buttons called _____.
Menu
Keys
Ball
None of these
On the basis of technology, computers can be classified into ______ generations.
4
5
3
6
The first generation computers were used ________ as the main electronic component.
Vacuum tubes
Integrated circuits
Capacitors
All of these
_______ computers are very small in size.
Main frame
First generation
_____ option is used to shut down the computer.
Switch off
Turn off
Stand by
Restart
Which type of computer are used for small or medium sized business?