# Practice Quiz in Analog Transmission Part 2

Online Practice Quiz in Analog Transmission part 2 from the book Data Communications and Networking 4th Edition by Behrouz A. Forouzan.

This is the Online Practice Quiz in Analog Transmission part 2 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 II of the Online Practice Quiz

#### Quiz in Analog Transmission

Question 11. How many carrier frequencies are used in BFSK?

A. 2

B. 1

C. 0

D. none of these

Question 12. In ________, the amplitude of the carrier signal is varied to create signal elements. Both frequency and phase remain constant.

A. PSK

B. ASK

C. FSK

D. QAM

Question 13. The constellation diagram of QPSK has ______ dots.

A. 4

B. 2

C. 1

D. none of these

Question 14. _________ conversion is the representation of analog information by an analog signal.

A. Analog-to-analog

B. Digital-to-digital

C. Analog-to-digital

D. Digital-to-analog

Question 15. In _________, the frequency of the carrier signal is varied to represent data. Both peak amplitude and phase remain constant.

A. ASK

B. FSK

C. PSK

D. QAM

Question 16. In QAM, both ________ of a carrier frequency are varied.

A. phase and frequency

B. amplitude and phase

C. frequency and amplitude

D. none of these

Question 17. If the baud rate for a 64-QAM signal is 2000, what is the bit rate?

A. 12000

B. 1000

C. 400

D. 300

Question 18. If the bit rate for an FSK signal is 1200 bps, the baud rate is ________.

A. 1200

B. 600

C. 400

D. 300

Question 19. Quadrature amplitude modulation (QAM) is a combination of ___________.

A. PSK and FSK

B. ASK and FSK

C. ASK and PSK

D. none of these

Question 20. In ________, the phase of the carrier is varied to represent two or more different signal elements. Both peak amplitude and frequency remain constant.

A. PSK

B. FSK

C. ASK

D. QAM

### More Practice Quiz in Analog Transmission

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

### Complete Practice Quiz in Data Communications and Networking

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

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