Exercise: Digital Electronics

Questions for: Digital Electronics

A mode-10 counter can divide the clock frequency by a factor of
A:
10
B:
100
C:
1000
D:
10000
Answer: A

Decade counter is divide by 10 counter.

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A multiple emitter transistor has many emitters and collectors.
A:
True
B:
False
C:
D:
Answer: B

It has many emitters but one collector.

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The logic circuit of the given figure is equivalent to
A:
B:
C:
D:
Answer: C

In the given figure

.

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Read the following statements
  1. The circuitry of ripple counter is more complex than that of synchronous counter.
  2. The maximum frequency of operation of ripple counter depends on the modulus of the counter.
  3. The maximum frequency of operation of synchronous counter does not depend on the modulus of the counter.
Which of the above statements are correct?
A:
1 only
B:
1, 2
C:
1, 2, 3
D:
2, 3
Answer: D

Circuitry of ripple counter is simpler than that of synchronous counter.

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The minterm designation for ABCD is
A:
m8
B:
m10
C:
m14
D:
m15
Answer: D

ABCD = 1111 = m15 .

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