Practice Quiz in Digital Transmission Part 5

This is the Online Practice Quiz in Digital Transmission part 5 from the book, Data Communications and Networking 4th Edition by Behrouz A. Forouzan. If you are looking for a reviewer in Electronics Systems and Technologies (Communications Engineering) this will definitely help you test your knowledge and skill before taking the Board Exam.

Continue Part V of the Online Practice Quiz

Quiz in Digital Transmission Question 41. _______ encoding has a transition at the beginning of each 0 bit. A. Differential Manchester B. Manchester C. RZ D. all of these Question 42. If the frequency spectrum of a signal has a bandwidth of 500 Hz with the highest frequency at 600 Hz, what should be the sampling rate, according to the Nyquist theorem? A. 200 samples/s B. 500 samples/s C. 1000 samples/s D. 1200 samples/s Question 43. The idea of RZ and the idea of NRZ-I are combined into the ________ scheme. A. Manchester B. differential Manchester C. both (a) and (b) D. neither (a) nor (b) Question 44. ________ is the process of converting digital data to a digital signal. A. Line coding B. Block coding C. Scrambling D. None of these Question 45. In ______ transmission, we send 1 start bit (0) at the beginning and 1 or more stop bits (1s) at the end of each byte. A. synchronous B. asynchronous C. isochronous D. none of these Question 46. ______ finds the value of the signal amplitude for each sample; ____ finds the change from the previous sample. A. DM; CM B. DM; PCM C. PCM; DM D. none of these Question 47. Which of the following encoding methods does not provide for synchronization? A. RZ B. NRZ-L C. NRZ-I D. Manchester Question 48. The most common technique to change an analog signal to digital data is called __________. A. sampling B. PAL C. PCM D. none of these

More Practice Quiz in Digital Transmission

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Practice Quiz Part 4

Practice Quiz Part 5

Complete Practice Quiz in Data Communications and Networking

Note: After taking this particular quiz, you can proceed to check all the topics.

Complete Practice Quiz in Data Communications and Networking

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