Exercise: Digital Electronics

Questions for: Digital Electronics

For the logic circuit given, what is the simplified Boolean function?
A:
X = AB + C
B:
X = BC + A
C:
X = AB + AC
D:
X = AC + B
Answer: B
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The given figure shows a K-map for a Boolean function. The number of essential prime implicants is
A:
4
B:
5
C:
6
D:
8
Answer: A
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The boolean expression for shaded area in the given figure is
A:
AB + AC
B:
ABC + ABC
C:
ABC + ABC
D:
None of these
Answer: C
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CMOS is extensively used in
A:
pocket calculators
B:
digital wrist watches
C:
satellites
D:
all of the above
Answer: D
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Assertion (A): A high density IC has more diodes, transistors and resistors per unit surface area.

Reason (R): A high density IC can handle high voltages.

A:
Both A and R are correct and R is correct explanation of A
B:
Both A and R are correct but R is not correct explanation of A
C:
A is true, R is false
D:
A is false, R is true
Answer: C
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