Revision L-3 Parts of a computer

1. How many main parts are there of a computer?

• 6

• 9

• 4

• 2

2. Which of the following device is used to listen to music without disturbing others?

• Speakers

• Headphones

• Both a & b

• None

3. Name the machine that helps in reading text or pictures printed on a paper.

• Scanner

• Monitor

• CPU

• Keyboard

4. We can watch (a)   on a monitor.

5. A Printer helps us to take (a)   copy on a paper.

6. A computer mouse helps us to (a)   .

7. Speakers come in pairs.

• True

• False

8. Keyboard is used to watch movies.

• True

• False