Revision Test of first chapter

What is the full form of C.P.U?

• Central Processing Unit

• Center Processing Unit

• Central Process Unit

• Computer Processing Unit

Identify the given picture.

• Input device

• Output device

• Abacus

• Calculator

It is an example of ______________.

• Input device

• output device

• processing

• storage device

What is a computer?

• an device used for playing games.

• It is an electronic device that takes raw data, process it and sends the result through output device.

• a machine

• a device used for watching movies only.

How does a computer work?

• input-output-process

• process-output-input

• output-input-process

• input-process-output

We give instruction to a computer through__________

• printer

• monitor

• pen drive

• keyboard

We get results through ________

• monitor

• keyboard

• mouse

• pen drive

A skilled abacus user can do calculation much _______ than with a modern calculator.

• slower

• faster

• same

• none of the above

Which of the following is the first calculating device?

• calculator

• abacus

• computer

• counting with hands

We have to tell a computer to work for us with the help of _____________

• comment

• command

• commend

• output device