The output data of a digital communication link is shown in the figure below. The modulation technique being used is: 
A) 8QAM
B) 8PSK
C) BPSK
D) QPSK
Correct Answer:
Verified
Q2: A cyclic prefix in OFDM means
A) the
Q3: The terms sin^2(A) can be written as
A)
Q4: A PN code of length 2^n -
Q5: Determine the sequence length of a properly
Q6: The signature sequence in DSSS is
A) the
Q8: How is the high frequency component removed
Q9: FSK is a form of:
A) FM
B) PM
C)
Q10: Determine the channel bandwidth required for a
Q11: The output signal of a M-ary system
Q12: This type of code has an output
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