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# Combinational Circuit - 1

## 10 Questions MCQ Test GATE Computer Science Engineering(CSE) 2022 Mock Test Series | Combinational Circuit - 1

Description
This mock test of Combinational Circuit - 1 for Computer Science Engineering (CSE) helps you for every Computer Science Engineering (CSE) entrance exam. This contains 10 Multiple Choice Questions for Computer Science Engineering (CSE) Combinational Circuit - 1 (mcq) to study with solutions a complete question bank. The solved questions answers in this Combinational Circuit - 1 quiz give you a good mix of easy questions and tough questions. Computer Science Engineering (CSE) students definitely take this Combinational Circuit - 1 exercise for a better result in the exam. You can find other Combinational Circuit - 1 extra questions, long questions & short questions for Computer Science Engineering (CSE) on EduRev as well by searching above.
QUESTION: 1

Solution:
QUESTION: 2

Solution:

QUESTION: 3

### What is the Boolean expression for the following circuit:

Solution:

QUESTION: 4

A multiplexer is also known as

Solution:
QUESTION: 5

The quantity 837 in excess-3 BCD code would be represented as

Solution:

The quantity 837 is first converted to BCD representation then it is incremented by 3 bit by bit.

QUESTION: 6

Solution:
QUESTION: 7

A comparison between serial and parallel adder reveals that serial order

Solution:
QUESTION: 8

How many full adders are needed to construct an m-bit parallel adder ;

Solution:

We can construct a m-bit parallel adder by,
iii) (2m - 1 ) full adders and (n - 1) OR GATES

QUESTION: 9

Identify the logic function performed by the circuit shown in the given figure:

Solution:

Therefore the above circuit performed exclusive NOR gate.

QUESTION: 10

The logic expression for the output of the circuit shown in the figure below is:

Solution: