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Digital Logic Circuits (DLC) MCQs | Page - 8

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. 71) Master slave flip flop is also referred to as?

(A) level triggered flip flop
(B) pulse triggered flip flop
(C) edge triggered flip flop
(D) edge-level triggered flip flop
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Q. 72) In a positive edge triggered JK flip flop, a low J and low K produces?

(A) high state
(B) low state
(C) toggle state
(D) no change state
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Q. 73) If one wants to design a binary counter, the preferred type of flip-flop is                          

(A) d type
(B) s-r type
(C) latch
(D) j-k type
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Q. 74) S-R type flip-flop can be converted into D type flip-flop if S is connected to R through

(A) or gate
(B) and gate
(C) inverter
(D) full adder
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Q. 75) Which of the following flip-flops is free from the race around the problem?

(A) t flip-flop
(B) sr flip-flop
(C) master-slave flip-flop
(D) d flip-flop
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Q. 76) Full subtractor is used to perform subtraction of                        

(A) 2 bits
(B) 3 bits
(C) 4 bits
(D) 8 bits
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Q. 77) The full subtractor can be implemented using                        

(A) two xor and an or gates
(B) two half subtractors and an or gate
(C) two multiplexers and an and gate
(D) two comparators and an and gate
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Q. 78) The output of a subtractor is given by (if A, B and X are the inputs).

(A) a and b xor x
(B) a xor b xor x
(C) a or b nor x
(D) a nor b xor x
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Q. 79) The output of a full subtractor is same as                          

(A) half adder
(B) full adder
(C) half subtractor
(D) decoder
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Q. 80) A register is defined as                        

(A) the group of latches for storing one bit of information
(B) the group of latches for storing n-bit of information
(C) the group of flip-flops suitable for storing one bit of information
(D) the group of flip-flops suitable for storing binary information
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