Q. In a time-domain plot, the horizontal axis is a measure of ________.

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Q. Interconnected networks need communication processors such as switches, routers, hubs, and gateways. Select the best fit for answer:

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Q. Repeater operates in which layer of the OSI model

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Q. The _______ is the physical path over which a message travels.

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Q. Which of the following is not an analog-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. The unit that is used to express the state of a signal is

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Q. _______ data are continuous and take continuous values.

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Q. There are three sampling methods: __________.

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Q. The term that refers to infinite no of values in the range is

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Q. In real life, we cannot have a

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Q. _____ signals can have an infinite number of values in a range.

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Q. We cannot send the digital signal directly to the channel, when the channel is

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Q. Bit Rate is the number of bits sent in

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Q. A sine wave in the ______ domain can be represented by one single spike in the _____ domain.

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

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Q. Which quantization level results in a more faithful reproduction of the signal?

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Q. The _____ of a composite signal is the difference between the highest and the lowest frequencies contained in that signal.

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Q. The idea of RZ and the idea of NRZ-L are combined into the ________ scheme.

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Q. A signal is measured at two different points. The power is P1 at the first point and P2 at the second point. The dB is 0. This means ________.

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