Digital Communication - Study Mode
[#41] What is the sampling rate of a signal when it is sampled at every 0.001 sec?
Correct Answer
(D) 1000 samples/sec
[#42] 500 Bytes of data needs to be transmitted from an UART every 100 ms. What should be the minimum transmission baud rate of UART, assuming 1 start bit, 8 data bits and 2 stop bits?
Correct Answer
(B) 55000
[#43] In PCM, the biggest disadvantage as compared to AM is
Correct Answer
(A) larger bandwidth
[#44] The spectral range of a band pass signal extends from 10 MHz to 10.4 MHz. What is the minimum sampling frequency required for reconstruction?
Correct Answer
(D) 0.8 MHz
[#45] Which of the following pulse modulation is analog?
Correct Answer
(C) PWM