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Home ‣ Electronics ‣ Flip-Flops and Timers Comments
- Question
Edge-triggered flip-flops can be identified by the triangle on the clock input.
Options- A. True
- B. False
- Correct Answer
- True
- 1. Pulse-triggered flip-flops are identified by a bubble on the Q output terminal.
Options- A. True
- B. False Discuss
- 2. When using master-slave flip-flops, the data is entered into the flip-flop on the leading edge of the clock, but the output does not change until the trailing edge of the clock.
Options- A. True
- B. False Discuss
- 3. Multivibrators must be level-triggered.
Options- A. True
- B. False Discuss
- 4. A check of all power supply voltages should be made during the ________ method of troubleshooting.
Options- A. half-split
- B. diagnosis
- C. repair
- D. final test Discuss
- 5. The results of internal IC failures will usually be noticed during the ______ phase of troubleshooting.
Options- A. diagnostic
- B. isolation
- C. repair
- D. final test Discuss
- 6. The 555 timer can be used in either the bistable mode or the monostable mode.
Options- A. True
- B. False Discuss
- 7. A one-shot is a special type of multivibrator, which must be triggered to produce each output pulse.
Options- A. True
- B. False Discuss
- 8. A D-type flip-flop is constructed by connecting an inverter between the Set and Clock terminals.
Options- A. True
- B. False Discuss
- 9. When the S and the R inputs are both HIGH the output of an S-R NOR latch will be unpredictable.
Options- A. True
- B. False Discuss
- 10. J-K flip-flops are often used as switch debouncers.
Options- A. True
- B. False Discuss
Flip-Flops and Timers problems
Search Results
Correct Answer: False
Correct Answer: True
Correct Answer: False
Correct Answer: half-split
Correct Answer: diagnostic
Correct Answer: False
Correct Answer: True
Correct Answer: False
Correct Answer: True
Correct Answer: False
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