MCQs in Digital and Data Communication Networks Part I – Answers

(Last Updated On: December 8, 2017)

Below are the answers key for the Multiple Choice Questions in Digital and Data Communication Networks – MCQs Part 1.

1. Digital-to-analog

2. Digital-to-digital

3. Analog-to-digital

4. Analog-to –analog

5. Amplitude

6. ASK

7. 1200 samples/sec

8. 800

9. 13.74 kbps

10. 1200

11. AMI

12. 6

13. B8ZS

14. 3

15. 4 bits/cycle

16. Parallel

17. 2

18. 1

19. Control

20. DB-15

21. A null modem

22. To reduce the error rate

23. Less than

24. V.33

25. Analog

26. 4.77 dB

27. 0.005 V

28. 2 bits/cycle

29. Digital, analog

30. All of the above

31. 48 Mbps, 24 dB

32. Bell 103

33. EIA-RS-232

34. 4000

35. 1.075 MHz

36. 100

37. 25 bits

38. Data terminal equipment

39. 9600 wpm

40. 12.8 kbps

41. 10 MHz

42. Between 3 and 15

43. 5 MHz

44. 768 kbps

45. NRZ-L

46. 5 kHz

47. 8.8 dB

48. 25

49. All of the above

50. 15 kHz

Online Questions and Answers Series

Following is the list of practice exam test questions in this brand new series:

Complete List of MCQs in Communications Engineering per topic