Digital Communications » And Network Synchronization
Attempt And Network Synchronization Quiz
Digital Communications Subcategories
And Network SynchronizationOptical Switching Networks
Osi Model Security 1Protocols
Coherent modulation requires ____ level of synchronization.
A. One
B. Two
C. Three
D. None of the mentioned
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Non coherent system requires
A. Phase synchronization
B. Frequency synchronization
C. Phase & frequency synchronization
D. None of the mentioned
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For block codes _____ is necessary.
A. Phase synchronization
B. Frequency synchronization
C. Frame synchronization
D. None of the mentioned
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The synchronization necessary for BPSK is
A. Frequency tracking
B. Bit timing
C. Phase tracking
D. All of the mentioned
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Transmitter synchronization implies
A. One way communication
B. Two way communication
C. One & two way communication
D. None of the mentioned
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As the synchronization levels increases, cost
A. Decreases
B. Increases
C. Remains the same
D. None of the mentioned
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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
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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
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Which method has two way link?
A. Open loop method
B. Closed loop method
C. Open & closed loop method
D. None of the mentioned
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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
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