Q. Why can Digital data use time division multiplexing?

View solution

Q. Speed of transmission is increased by channel encoding.

View solution

Q. In a parallel communication, each bit requires a transmitter and receiver.

View solution

Q. What is the cable that carries the information in parallel transmission called?

View solution

Q. Which of the following is a false reason for parallel lines not being used for long distances?

View solution

Q. Why higher speed communications in parallel transmission require shorter length?

View solution

Q. Which bit is transmitted first in a serial communication?

View solution

Q. In serial communication, if the time interval to transmit one bit is 10 μs. What is the time to transmit an 8-bit word?

View solution

Q. In parallel communication, if the time interval to transmit one bit is 10 μs. What is the time to transmit an 8-bit word?

View solution

Q. The devices that convert serial to parallel and parallel to serial are called?

View solution

Q. What is the main role of an ADC?

View solution

Q. The process of converting a continuous analog signal to a discrete digital signal is called?

View solution

Q. What is the minimum frequency of sampling so that the analog waveform is adequately expressed?

View solution

Q. What is the minimum rate at which an analog signal of frequency 6000 Hz is sampled?

View solution

Q. What is the number of voltage increments that can be represented in an 8-bit system?

View solution

Q. What is the error that occurs when the number of bits is not sufficient enough to represent the analog voltages?

View solution

Q. What is the maximum amount of quantization error that can occur in a 10 bit system in the input analog voltage is from 0 V to 6 V?

View solution

Q. What is the rms noise voltage if the weight of the LSB is 0.005865?

View solution

Q. What is the signal frequency if the rectangular digital wave has a time period of 71.4 μs?

View solution

Q. What is the 5th harmonic of the rectangular digital wave if the frequency is 14 kHz?

View solution