Boolean logic MCQs with Answers for Class 11 CBSE | Fillups, Descriptive & Objective Type Questions | Multiple Choice Question -2021-2022

Boolean logic MCQs with Answers, Fillups, Descriptive & Objective Type Questions with Answer

Hi Students i have given the Important MCQ’s,Fillups, Descriptive & Objective Type Questions with Answers of  Boolean logic full pdf  for Class 11 CBSE, for demo i have given few questions here and you can download Boolean logic full pdf | Objective Type Questions using given link below. 




Important MCQ’s, Fillups and descriptive Questions on  Boolean logic Class 11 with Answer

1. When the result of any boolean statement is always 1 is known as ___________.

1. True

2. Tautology/

3. Fallacy

4. False


2. When the result of any boolean statement is always 0 is known as ______________.

1. True

2. Tautology

3. Fallacy

4. False


3. The logical operations can be carried out by which of the following?

1. Values and Variables

2. Functions and Laws

3. Operators and Operands

4. None of these


4. To denote NOT operation which of the following symbols is used?

1. bar

2. dot

3. plus

4. asterisk


5. The dot symbol is used to represent which of the following operation?

1. AND

2. OR

3. NOT

4. NAND

I have given download link for full question with answers pdf at the last

Fill in the blanks

1. A __________ statement returns either True or False value.

2. The logical values can be stored in ______________.

3. A __________ represents a Boolean function with all the input and output in tabular form.

4. The only boolean function which operate on a single input variable is ____________.

5. The _____________ is a boolean operation which perform multiplication.


I have given download link for full question with answers pdf at the last

Descriptive questions:(2/3 marks)


1. Prepare the truth table for a.  X+(X.Y)   b. X.(X+Y)     c. X + Y    d. (X.Y) + (Y.X)
2. Write rules for preparing the truth table.
3. Explain the following gates with an example:
  • AND
  • OR
  • NAND
  • NOR
  • XOR
4. Name following law and verify them using a truth table:
  • x + x’ = 1
  • x + y = y + x
  • x + (y + z ) = (x + y ) + z
  • x + xy = x
  • (x + y)’ = x’.y’

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