Network Synchronization MCQs : This section focuses on the "Network Synchronization". These Multiple Choice Questions (MCQs) should be practiced to improve the Network Synchronization skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
As the synchronization levels increases, cost
A. Decreases
B. Increases
C. Remains the same
D. None of the mentioned
Question 2
Coherent modulation requires ____ level of synchronization.
A. One
B. Two
C. Three
D. None of the mentioned
Question 3
For block codes _____ is necessary.
A. Phase synchronization
B. Frequency synchronization
C. Frame synchronization
D. None of the mentioned
Question 4
In open loop method, the time reference error __________ with respect to time.
A. Increases exponentially
B. Decreases exponentially
C. Increases quadratically
D. Decreases quadratically
Question 5
In phase lock which parameter is synchronized
A. Frequency
B. Phase
C. Frequency & Phase
D. None of the mentioned
Question 6
Non coherent system requires
A. Phase synchronization
B. Frequency synchronization
C. Phase & Frequency synchronization
D. None of the mentioned
Question 7
Synchronization is used in system which has
A. Non coherent modulation techniques
B. Many users accessing
C. Non coherent modulation techniques & Many users accessing
D. None of the mentioned
Question 8
The synchronization necessary for BPSK is
A. Frequency tracking
B. Bit timing
C. Phase tracking
D. All of the mentioned
Question 9
The system which has ______ signal to noise ratio can tolerate larger timing error.
A. Large
B. Small
C. Large & Small
D. None of the mentioned
Question 10
When a terminal is able to utilize the measurements made on the return link it is called as
A. Open loop method
B. Closed loop method
C. Quasi close loop method
D. None of the mentioned
Question 11
Which method has fast acquisition and can work without return link?
A. Open loop method
B. Closed loop method
C. Open & Closed loop method
D. None of the mentioned
Question 12
Which method has two way link?
A. Open loop method
B. Closed loop method
C. Open & Closed loop method
D. None of the mentioned
Question 13
Which method needs precorrect time?
A. Open loop method
B. Closed loop method
C. Open & Closed loop method
D. None of the mentioned
Question 14
Which method requires external authority and is inflexible?
A. Open loop method
B. Closed loop method
C. Open & Closed loop method
D. None of the mentioned
Question 15
Which reduces the effective distance between signals in signal space?
A. Time error
B. Frequency offset
C. Time error & Frequency offset
D. None of the mentioned