QUESTION : Unlike analog communications, digital communications do not involve the use of sinusoidal carriers during the digital modulation process.

True False

QUESTION : Electrical, electromagnetic, and optical symbols are used to represent logical (0s and 1s) data. As such, symbol rate is always equal to data rate, and the two terms can be used interchangeably.

True False

QUESTION : Determine the number of M value and number of data bits that can be represented using FSK where the possible amplitude values are {0 Hz, 60 Hz}.

a. M=2, N=1 bit per symbol

b. M=4, N=2 bit per symbol

c. M=6, N=3 bit per symbol

d. M=8, N=3 bit per symbol

QUESTION : Determine the number of M value and number of data bits that can be represented using PSK where the possible amplitude values are {0, /8, /4, /2}.

a. M=2, N=1 bit per symbol

b. M=4, N=2 bit per symbol

c. M=6, N=3 bit per symbol

d. M=8, N=3 bit per symbol