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1. |
Which of the following describes the operation of a positive edge-triggered D flip-flop? |
A. | if both inputs are high, the output will toggle |
B. | the output will follow the input on the leading edge of the clock |
C. | when both inputs are low, an invalid state exists |
D. | the input is toggled into the flip-flop on the leading edge of the clock and is passed to the output on the trailing edge of the clock |
Answer» C. when both inputs are low, an invalid state exists | |