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Quiz 12

Regarding Reading 12.

1. Describe how the Q and Q' outputs of an RS latch retain information.
2. Explain why a DFF's output is equal to what it's input was one unit of time ago (why does out(t) = in(t-1)?). Hint: can you think of an illustrative metaphor?

3. What does it mean for a flip-flop to be level-triggered?
4. What does it mean for a flip-flop to be edge-triggered?
5. How does a frequency divider get its name?