E7F05 : How frequently must an analog signal be sampled to be accurately reproduced?
A
At least half the rate of the highest frequency component of the signal
B
At least twice the rate of the highest frequency component of the signal
C
At the same rate as the highest frequency component of the signal
D
At four times the rate of the highest frequency component of the signal
Correct Answer: At least twice the rate of the highest frequency component of the signal