Digital Electronics - Counters
Exercise "I never think of the future. It comes soon enough."
- Albert Einstein
1.
A reliable method for eliminating decoder spikes is the technique called ________.
A. strobing B. feeding C. wagging D. waving
Answer: E
Explanation:
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2.
A decade counter will count through decimal ________.
Answer: C
Explanation:
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3.
One method of troubleshooting involves ________ the circuit under test with a ________ or ________ and then observing the output to check for proper bit patterns.
A. checking, voltmeter, ohmmeter B. exercising, stimulus, test pattern C. testing, scope, logic analyzer D. smashing, hammer, axe
Answer: A
Explanation:
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4.
In VHDL, if we need to remember a value it must be stored in a ________.
A. function B. type declaration C. variable D. process
Answer: A
Explanation:
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5.
A glitch that appears on the decoded output of a ripple counter is often difficult to see on an oscilloscope because ________.
A. it is a random event B. it occurs less frequently than the normal decoded output C. it is very fast D. all of the above
Answer: E
Explanation:
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