Multiple Choice
Fast frequency hopping is
A) several modulations per hop
B) several modulations per symbol
C) several symbols per modulation
D) none of the mentioned
Correct Answer:
Verified
Correct Answer:
Verified
Q11: Which modulation scheme is preferred for direct
Q12: Because of_ transmissions in TDMA, the handoff process
Q13: Which system allows larger processing gain?<br>A)direct sequence<br>B)frequency
Q14: TDMA allocates a single time per frame
Q15: The bandwidth of FDMA channel is<br>A)wide<br>B)narrow<br>C)large<br>D)zero
Q17: In which technique is phase coherence hard
Q18: _ are utilized to allow synchronization of the
Q19: Which of the following is not true
Q20: Which type of demodulator is used in
Q21: Which duration is shorter?<br>A)hop duration<br>B)symbol duration<br>C)chip duration<br>D)none