Q. AM and FM are examples of ________ conversion.

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Q. In QAM, both ________ of a carrier frequency are varied.

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Q. If the baud rate is 400 for a QPSK signal, the bit rate is ________ bps.

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Q. If the bit rate for an ASK signal is 1200 bps, the baud rate is ________.

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Q. If the bit rate for an FSK signal is 1200 bps, the baud rate is ________.

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Q. If the bit rate for a 16-QAM signal is 4000 bps, what is the baud rate?

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Q. If the baud rate for a 64-QAM signal is 2000, what is the bit rate?

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Q. Given an AM radio signal with a bandwidth of 10 KHz and the highest-frequency component at 705 KHz, what is the frequency of the carrier signal?

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Q. _______ conversion is the process of changing one of the characteristics of an analog signal based on the information in the digital data.

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Q. Which of the following is not a digital-to-analog conversion?

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Q. In ________, the amplitude of the carrier signal is varied to create signal elements. Both frequency and phase remain constant.

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Q. In _________, the frequency of the carrier signal is varied to represent data. Both peak amplitude and phase remain constant.

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Q. In ________, the phase of the carrier is varied to represent two or more different signal elements. Both peak amplitude and frequency remain constant.

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Q. A constellation diagram shows us the __________ of a signal element, particularly when we are using two carriers (one in-phase and one quadrature).

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Q. Quadrature amplitude modulation (QAM) is a combination of ___________.

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Q. ________ uses two carriers, one in-phase and the other quadrature.

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Q. _________ conversion is the representation of analog information by an analog signal.

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Q. Analog-to-analog conversion is needed if the available bandwidth is _______.

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Q. Which of the following is not an analog-to-analog conversion?

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Q. In _____ transmission, the carrier signal is modulated so that its amplitude varies with the changing amplitudes of the modulating signal.

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