Digital Logic Circuits (DLC) MCQs | Page - 3

Dear candidates you will find MCQ questions of Digital Logic Circuits (DLC) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Q. In RTL NOR gate, the output is at logic 1 only when all the inputs are at

(A) logic 0
(B) logic 1
(C) +10v
(D) floating
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Q. The full form of CMOS is

(A) capacitive metal oxide semiconductor
(B) capacitive metallic oxide semiconductor
(C) complementary metal oxide semiconductor
(D) complemented metal oxide semiconductor
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Q. The full form of COS-MOS is

(A) complementary symmetry metal oxide semiconductor
(B) complementary systematic metal oxide semiconductor
(C) capacitive symmetry metal oxide semiconductor
(D) complemented systematic metal oxide semiconductor
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Q. CMOS is also sometimes referred to as

(A) capacitive metal oxide semiconductor
(B) capacitive symmetry metal oxide semiconductor
(C) complementary symmetry metal oxide semiconductor
(D) complemented symmetry metal oxide semiconductor
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Q. CMOS technology is used in

(A) inverter
(B) microprocessor
(C) digital logic
(D) both microprocessor and digital logic
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Q. Standard TTL circuits operate with a volt power supply.

(A) 2
(B) 4
(C) 5
(D) 3
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Q. A TTL gate may operate inadvertently as an

(A) digital amplifier
(B) analog amplifier
(C) inverter
(D) regulator
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Q. Which statement below best describes a Karnaugh map?

(A) it is simply a rearranged truth table
(B) the karnaugh map eliminates the need for using nand and nor gates
(C) variable complements can be eliminated by using karnaugh maps
(D) a karnaugh map can be used to replace boolean rules
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Q. Which of the examples below expresses the commutative law of multiplication?

(A) a + b = b + a
(B) a • b = b + a
(C) a • (b • c) = (a • b) • c
(D) a • b = b • a
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Q. The Boolean expression Y = (AB)’ is logically equivalent to what single gate?

(A) nand
(B) nor
(C) and
(D) or
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