Network Synchronization Management - Electronic Engineering (MCQ) questions & answers

1)   In network management, managing the rate at which the traffic enters a network is known as _____

a. Flow control
b. Routing control
c. Data control
d. All of the above
Answer  Explanation 

ANSWER: Flow control

Explanation:
No explanation is available for this question!


2)   If the desired connection has a low completion probability, which type of flow control technique is used for eliminating the capture of common resources?

a. Trunk Directionalization
b. Cancellation of Alternate Routing
c. Code Blocking
d. Centralized Connection Control
Answer  Explanation 

ANSWER: Centralized Connection Control

Explanation:
No explanation is available for this question!


3)   In digital network synchronization, which approach indicates the cost burden carrying of highly accurate and redundant timing sources by means of smaller switching nodes?

a. Packetization
b. Master Slave Clocking
c. Network Wide Pulse Stuffing
d. Plesiochronous Network
Answer  Explanation 

ANSWER: Plesiochronous Network

Explanation:
No explanation is available for this question!


4)   What is /are the purpose/s of pulse stuffing in an asynchronous multiplexing?

a. Removal of slips & the need for clock synchronization
b. Usability of output channel with higher rate than input
c. Creation of timing adjustments
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


5)   Phase jitter is generated by an additive noise on a  __________sinusoidal wave.

a. continuous
b. sampled
c. discrete
d. distorted
Answer  Explanation 

ANSWER: continuous

Explanation:
No explanation is available for this question!


6)   Which theorem in random jitter specifies the composite effect of various uncorrelated noise sources despite the distribution approaches to Gaussian distribution?

a. Initial Value Theorem
b. Final Value Theorem
c. Central Limit Theorem
d. None of the above
Answer  Explanation 

ANSWER: Central Limit Theorem

Explanation:
No explanation is available for this question!


7)   If the voltage controlled by VCO exhibits variation at faster and rapid rate, then the instability of clock is known as _______

a. Clock wander
b. Clock jitter
c. Clock frequency
d. Clock period
Answer  Explanation 

ANSWER: Clock jitter

Explanation:
No explanation is available for this question!


8)   What is an acceptable value of dividing point between the wander and jitter?

a. 10 Hz
b. 20 Hz
c. 50 Hz
d. 200 Hz
Answer  Explanation 

ANSWER: 10 Hz

Explanation:
No explanation is available for this question!


9)   After the application of line frequency in Phase Locked Loop (PLL), at which stage do/ does the VCO frequency start to exhibit variation?

a. Free running
b. Capture
c. Phase Lock
d. All of the above
Answer  Explanation 

ANSWER: Capture

Explanation:
No explanation is available for this question!


10)   Which among the following controls the dynamic characteristics of Phase Locked Loop (PLL)?

a. Low Pass Filter
b. High Pass Filter
c. Band Pass Filter
d. Band Stop Filter
Answer  Explanation 

ANSWER: Low Pass Filter

Explanation:
No explanation is available for this question!