Data Communication and Computer Networks – Online MCQs Test – Computer Science 9th

1. Continuously varying signals or waves that change with time period are called:

2. The number of bits used in an IPV 4 address are:

3. It is an agreement between two parties or venders, using communication devices.

4. It is the aunt her of signals transmitted per second.

5. Router determines data path to transfer data packets which is the:

6. In optical fiber or fiber-optic cable data is transferred in the form of:

7. If computers and other devices are connected with a single cable, it is called:

8. The text, numbers, symbols, images, voice and video which are processed by computers and digital devices are called:

9. This organization is responsible for endorsing and coordinating the functions of the other standards organizations.

10. It is also called Wired or Bounded transmission media.

11. Radio-waves, microwaves and infrared are examples of:

12. The physical layout in which computers are connected is called:

13. It is a wireless or physical path between the sender and receiver through which data is sent and received from one place In another.

14. Unwanted signal that mixes lip with the original signal during the transmission of data is called:

15. Communication system is made up of:

16. It is used for long distance transmission of data and covers a larger geographical area like cities, provinces or even countries.

17. Wired Media is also called:

18. This model divides a communication system into seven abstraction layers.

19. This organization is concerned with the development of internet architecture and smooth operation of the internet.

20. It is a 32 bit IP address. It is temporary.