# FDM System MCQ Questions & Answers

FDM System MCQs : This section focuses on the "FDM System". These Multiple Choice Questions (MCQs) should be practiced to improve the FDM System skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

As distance increases ________

A. Packet size also increases
B. Packet size decreases
C. Packet size becomes twice of its previous value
D. Packet size becomes half

Question 2

FDM is an analog multiplexing technique used to combines ________

A. analog signals
B. digital signals
C. both analog and digital signals
D. alternatively passes analog and digital signals

Question 3

FDM stands for ________

A. Frequency Density Multiplexing
B. Frequency Difference Multiplexing
C. Frequency Division Multiplexing
D. Frequency Data Manager

Question 4

Frequency difference between WDM (Wavelength Division Multiplexing) and FDM (Frequency Division Multiplexing) is ________

A. 1
B. 0
C. slightly greater than 1
D. infinity

Question 5

Frequency Division Multiplexing (FDM) is based on orthogonality.

A. True
B. False

Question 6

If 32 equally probable events exists and we have to select one of them, number of required bits is?

A. 2
B. 4
C. 8
D. 5

Question 7

TDM stands for ________

A. Time Division Multiplexing
B. Time Difference Multiplexing
C. Time Duration Multiplexing
D. Time Data Manager

Question 8

Time Division Multiplexing (TDM) is based on orthogonality.

A. True
B. False

Question 9

To get constant time delay, we should use ________

A. FDM technique
B. WDM technique
C. Synchronous TDM
D. Non synchronous TDM

Question 10

What is Synchronous TDM?

A. gives same amount of time to each device
B. gives same amount of frequency to each device
C. gives variable time to each device
D. gives variable frequency to each device