Computer Data Communication Online Test

Maan AliLast Updated: October 15, 2025

Important Computer Data Communication Question and Answer

Total Questions: 25
Time Allowed: 15 Minutes
Total Marks: 25
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: ECAT Entry Test
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Computer Data Communication Practice Test Online With Explanation

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Engineering Subject

1. The transfer of encoded information form one location to another by a communication channel is called ?

2. A LAN is a combination of ?

3. Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose ?

4. A network of geographically distant computers and terminals is called a ?

5. What does the acronym ISDN stand for ?

6. Which of the following topologies is passive ?

7. Cabling on a liner bus topology can be extended using which of the following ?

8. A driver is ?

9. People on a LAN can share ?

10. Which of the following is not a category of network problems ?

11. Logical security for on-time system is achieved primarily by _____ and authorization codes ?

12. Which of the following access methods listens to the cable for network traffic before sending data ?

13. The process of converting form analog to digital is called ?

14. The media Access Control sublayer resides in which OSI layer ?

15. Which of the following statements best describes a star topology ?

16. What best describes a bus topology network ?

17. A device that connects multiple nodes to the network is ?

18. Project 802 defines standards for which layers of the OSI model ?

19. How many pairs of computers can simultaneously communicate on Ethernet LAN ?

20. What enables a computer to work with a printer ?

21. FDDI is a ?

22. Token passing prevents data collisions by ?

23. which of the following does not provide a graphical interface ?

24. Who invented the modem ?

25. What layer of the OSI model does data compression ?


 

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Maan AliLast Updated: October 15, 2025

Maan Ali

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