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Communication Systems - Engineering

Q1:

The constellation diagram of a modem has four states as shown in the figure given below. What is the bit rate of this modem?

A Two times its band rate

B Four times its band rate

C Same as band rate

D Sufficient information is not given to give the answer

ANS:A - Two times its band rate

Baud rates =2 * channel BW.

Thus Baud rates=bitrate.