1. How many bits does a single flip-flop store?

2. Which term applies to flip-flops?

          level-triggered                edge-triggered

3. Draw the schematic for a clocked D flip-flop.

4. When does a flip-flop change to its new value, on the rising edge of the voltage signal or on the falling edge?

5. Why are flip-flops better than latches?

6. What is unrealistic about the following digital waveform?