The terms "low speed" and "high speed," applied to logic circuits, refer to the ________.
Answer: C
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A 2-input gate that can be used to pass a digital waveform unchanged at certain times and inverted at other times is a(n) ________.
Answer: D
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For stop-and-wait flow control, for n data packets sent, how many acknowledgments are needed ?
Answer: A
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How many entries would a truth table for a four-input NAND gate have?
Answer: C
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Which of the following uses an 8B/6T encoding scheme?
Answer: C
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If A is LOW or B is LOW or BOTH are LOW, then X is LOW. If A is HIGH and B is HIGH, then X is HIGH. These rules specify the operation of a(n) ________.
Answer: A
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A 3000 Hz bandwidth noisy channel transmits bits with a signal to thermal noise ratio of 30 dB. What is the maximum data rate of the channel ?
Answer: A
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Establishing a virtual connection is virtually equivalent to
Answer: C
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What signal-to-noise ratio is needed to put a T1 carrier on a T0-kHz line ?
Answer: D
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In sliding window flow control, if window size is 63, what is the range of sequence numbers ?
Answer: A
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