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1. |
Which of the following describes the operation of a positive edge-triggered D-type 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. | |