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

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

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

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

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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?

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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?

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

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Q. What is the main role of an ADC?

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

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

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

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

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

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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?

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

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

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

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Q. What is the output of a digital to analog converter?

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Q. Sampling an analog signal produces pulse amplitude modulation.

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Q. What causes a new signal with frequency fₛ-fₘ to be created near the original signal?

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