Information and Communication Technology – Online MCQs – Physics 10th

1. Whenever we turn off our computer, we lose all of our data in:

2. Light beams can convey information ___________ radio waves or microwaves.

3. It is the “brain” of a computer.

4. They are used to communicate with satellites.

5. It is a moulded plastic disc with tiny “pits” and “lands” that store digital data.

6. Among its many functions, it handles the majority of a computer’s input and output and stores any program that are loaded during bootup.

7. It is a sort of radio with two-way communication. It sends and receives the message in the form of radio waves.

8. The name given to a sequence of instructions in a computer language, to get the desired result is:

9. It is a physical component of computer.

10. A low-refractive-index optical fibre is a tiny strand of high-quality glass that absorbs _____.

11. It is the well-known operating systems.

12. CDs can contain data of:

13. Which of the following is suitable for connecting different computers in an organized manner within an office building?

14. It is an electronic circuit that is used to recover the information content from the modulated carrier wave.

15. Input, processing, output and storage are collectively referred to as:

16. The benefit of optical fibre is that it can be used to transmit:

17. They are used to transmit information over a long distance.

18. USB stands for:

19. A DVD can contain data of:

20. When compared to single-mode cables, the thickness of each optical fibre in a multi-mode cable is about: