Combinational Logic Analysis - General Questions Online Exam Quiz
Combinational Logic Analysis - General Questions GK Quiz. Question and Answers related to Combinational Logic Analysis - General Questions. MCQ (Multiple Choice Questions with answers about Combinational Logic Analysis - General Questions
The output of an exclusive-NOR gate is 1. Which input combination is correct?
Options
A : A = 1, B = 0
B : A = 0, B = 1
C : A = 0, B = 0
D : none of the above
The 8-input XOR circuit shown has an output of Y = 1. Which input combination below (ordered A – H) is correct?
Options
A : 10111100
B : 10111000
C : 11100111
D : 00011101
Before an SOP implementation, the expression would require a total of how many gates?
Options
A : 1
B : 2
C : 4
D : 5
To implement the expression , it takes one OR gate and ________.
Options
A : three AND gates and three inverters
B : three AND gates and four inverters
C : three AND gates
D : one AND gate
One positive pulse with t w = 75 µs is applied to one of the inputs of an exclusive-OR circuit. A second positive pulse with t w = 15 µs is applied to the other input beginning 20 µs after the leading edge of the first pulse. Which statement describes the output in relation to the inputs?
Options
A : The exclusive-OR output is a 20 s pulse followed by a 40 s pulse, with a separation of 15 s between the pulses.
B : The exclusive-OR output is a 20 s pulse followed by a 15 s pulse, with a separation of 40 s between the pulses.
C : The exclusive-OR output is a 15 s pulse followed by a 40 s pulse.
D : *The exclusive-OR output is a 20 s pulse followed by a 15 s pulse, followed by a 40 s pulse.
How many AND gates are required to implement the Boolean expression, ?
Options
A : 1
B : 2
C : 3
D : 4
How many NOT gates are required to implement the Boolean expression, ?
Options
A : 1
B : 2
C : 4
D : 5
The inverter can be produced with how many NAND gates?
Options
A : 1
B : 2
C : 3
D : 4
A 4-variable AND-OR circuit produces a 0 at its Y output. Which combination of inputs is correct?
Options
A : A = 0, B = 0, C = 1, D = 1
B : A = 1, B = 1, C = 0, D = 0
C : A = 1, B = 1, C = 1, D = 1
D : A = 1, B = 0, C = 1, D = 0
A 4-variable AND-OR circuit produces a 1 at its Y output. Which combination of inputs is correct?
Options
A : A = 0, B = 0, C = 0, D = 0
B : A = 0, B = 1, C = 1, D = 0
C : A = 1, B = 1, C = 0, D = 0
D : A = 1, B = 0, C = 0, D = 0
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