K-Map MCQs

Practice K-Map MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Digital ElectronicsK-Map

A Karnaugh map is primarily used to?

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Correct Answer: B. Simplify Boolean expressions

Explanation: A Karnaugh map provides a graphical method for minimizing Boolean expressions.

Reference: Karnaugh-map minimization

Question 2

Digital ElectronicsK-Map

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Correct Answer: C. 16

Explanation: A K-map for n variables has 2ⁿ cells; for four variables, 2⁴ = 16.

Reference: Karnaugh-map structure

Question 3

Digital ElectronicsK-Map

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Correct Answer: C. 64

Explanation: A Karnaugh map for n variables has 2^n cells. For six variables, 2^6 = 64.

Reference: Standard digital electronics: Karnaugh maps

Question 4

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Correct Answer: B. A power of 2

Explanation: K-map groups contain 1, 2, 4, 8, and so on cells—powers of two.

Reference: Standard digital electronics: Karnaugh-map grouping