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Digital Electronics NAT Level - 2 - Physics MCQ


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10 Questions MCQ Test - Digital Electronics NAT Level - 2

Digital Electronics NAT Level - 2 for Physics 2024 is part of Physics preparation. The Digital Electronics NAT Level - 2 questions and answers have been prepared according to the Physics exam syllabus.The Digital Electronics NAT Level - 2 MCQs are made for Physics 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Digital Electronics NAT Level - 2 below.
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*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 1

The minimum number of NAND gates required to implement ?


Detailed Solution for Digital Electronics NAT Level - 2 - Question 1


Hence, minimum number of NAND gates required to implement
 is zero.
The correct answer is: 0

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 2

The output of the circuit in the figure is equal to.


Detailed Solution for Digital Electronics NAT Level - 2 - Question 2


The correct answer is: 0

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*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 3

The logic function  for x = 1, y= 0 gives?


Detailed Solution for Digital Electronics NAT Level - 2 - Question 3



The correct answer is: 0

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 4

What will be the output of the logic gate formed by the circuit drawn below for inputs 


Detailed Solution for Digital Electronics NAT Level - 2 - Question 4

The above figure behaves as a NAND gate, hence for  and output = 0
The correct answer is: 0

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 5

What is the output of the Boolean expression for the output of the logic circuit drawn below for A = B = C = 1


Detailed Solution for Digital Electronics NAT Level - 2 - Question 5


The correct answer is: 1

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 6

What is the output for X = 1, Y = 0 for the logic circuit drawn below :


Detailed Solution for Digital Electronics NAT Level - 2 - Question 6

The truth table for the above circuit is.

Hence, for X = 1, Y = 0, output = 1
The correct answer is: 1 

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 7

The Boolean expression   can be realized by how many minimum number of gates?


Detailed Solution for Digital Electronics NAT Level - 2 - Question 7


Hence one two input AND gate is required.
∴ Minimum number of gate = 1.
The correct answer is: 1

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 8

Find the output for A = 1, B = 0, C = 1.


Detailed Solution for Digital Electronics NAT Level - 2 - Question 8



The correct answer is: 1

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 9

Assuming that only the X and Y logic inputs are available and their complements and  are not available, what is the minimum number of two-input NAND gates require to implement 


Detailed Solution for Digital Electronics NAT Level - 2 - Question 9


The correct answer is: 5

*Answer can only contain numeric values
Digital Electronics NAT Level - 2 - Question 10

Consider following gate network which of the following gate is redundant write the gate number____ ?


Detailed Solution for Digital Electronics NAT Level - 2 - Question 10

Before gate Number 2 being remove, output

⇒ gate number 2 is redundant.
The correct answer is: 2

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