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Digital Principles

Description: Test your knowledge on digital principles and its concepts to crack exams
Number of Questions: 25
Created by:
Tags: Digital Electronics Logic Gates Circuits Logic Families Transistors Computers Fundamentals fundamental of electronics digital knowledge computer basics electronics questions Computer Architect
Attempted 0/25 Correct 0 Score 0

The _____ is used for simplifying boolean expressions.

  1. i map

  2. j map

  3. k map

  4. l map


Correct Option: C

Karnaugh map is the pictorial arrangement of the _____.

  1. table

  2. false table

  3. truth table

  4. none of these


Correct Option: C

A three variable truth table contains _____ minterms.

  1. 1

  2. 2

  3. 4

  4. 8


Correct Option: D

k map means

  1. kannan map

  2. karnan map

  3. kargil map

  4. karnaugh map


Correct Option: D

In product of sums simplification, the sums are _____ terms.

  1. NOT

  2. OR

  3. AND

  4. NAND


Correct Option: B

The karnaugh map is a diagram made up of _____.

  1. points

  2. lines

  3. circles

  4. squares


Correct Option: D

Karnaugh map chooses the _____ number of terms needed to express the boolean function.

  1. minimum

  2. maximum

  3. zero

  4. none of these


Correct Option: A

The combination of variables in a truth table is called a

  1. maxterm

  2. minterm

  3. moreterm

  4. none of these


Correct Option: B

A half adder adds _____ bits.

  1. 1

  2. 2

  3. 4

  4. 8


Correct Option: B

In product of sums simplification, the product terms are _____ terms.

  1. NOT

  2. OR

  3. AND

  4. NAND


Correct Option: C

In karnaugh map, each square represents _____ minterm.

  1. 1

  2. 2

  3. 4

  4. 8


Correct Option: A

A full adder adds ____ bits.

  1. 1

  2. 2

  3. 3

  4. 4


Correct Option: C

The input variable of a half adder is called

  1. augend

  2. multiplicand

  3. dividend

  4. none of these


Correct Option: A

Sum is one of the _____ variables in a half adder.

  1. input

  2. output

  3. both 1 and 2

  4. none of these


Correct Option: B

A full adder can be constructed by using _____ half adders.

  1. 1

  2. 2

  3. 3

  4. 4


Correct Option: B

Addend is one of the _____ variable in a half adder.

  1. input

  2. output

  3. both (1) and (2)

  4. none of these


Correct Option: A

A flip-flop has _____ outputs.

  1. 1

  2. 2

  3. 3

  4. 4


Correct Option: B

Full adder has _____ inputs.

  1. 1

  2. 2

  3. 3

  4. 4


Correct Option: C

In flip-flop, Q is _____ output.

  1. normal

  2. complement

  3. both 1 and 2

  4. none of these


Correct Option: A

Complement output is one of the output in a

  1. half adder

  2. full adder

  3. flip-flop

  4. none of these


Correct Option: C

The boolean function xy is the function for _____ output in a half adder.

  1. sum

  2. carry

  3. both 1 and 2

  4. none of these


Correct Option: B

The boolean funcion x'y+xy' is the function for _____ output in a half adder.

  1. sum

  2. carry

  3. both 1 and 2

  4. none of these


Correct Option: A

Which of the following is one of the output variable of a half adder?

  1. Carry

  2. Divisor

  3. Multiplier

  4. None of these


Correct Option: A

A flip-flop stores _____ bit(s).

  1. 1

  2. 2

  3. 3

  4. 4


Correct Option: A

Flip-flop is a _____ element.

  1. storage

  2. control

  3. process

  4. none of these


Correct Option: A
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