Digital Communication Questions and Answers
Q1.
Which method has fast acquisition and can work without return link?
Answer :
Open loop method
Q2.
When a terminal is able to utilize the measurements made on the return link it is called as
Answer :
Quasi close loop method
Q3.
Which is better for avoiding jamming?
Answer :
Frequency hopping spread spectrum
Q4.
CDMA rejects
Answer :
Narrow band interference
Q5.
Which has greater bandwidth?
Answer :
FDM
Q6.
In which reusing of components can be made possible?
Answer :
Digital communication
Q7.
Random access is
Answer :
Distributed & Fault tolerant
Q8.
Which isolates collision?
Answer :
Bridges & Routers
Q9.
TWTA which operates in the linear region
Answer :
1. Reduces interference
2. Provide less overall power
3. Is power limited
Q10.
Which is more costlier?
Answer :
TDMA
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