PU CSS 2026 Boolean Algebra and Logic Gates Free Quiz 2

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PU CSS 2026 Boolean Algebra and Logic Gates Free Quiz 2

PU CSS Quiz

10:00

Answered: 0 / 10

Remaining: 10

Navigator 10 Q

General

General 10 MCQs

11. What is a NAND gate?

A. NAND (complement of AND) B. NOR (complement of OR) C. XOR D. XNOR

12. What is a NOR gate?

A. NAND B. NOR C. XOR D. XNOR

13. When does an XOR gate output 1?

A. AND B. OR C. XOR D. XNOR

14. Which gates are called universal gates?

A. NAND and NOR (universal gates) B. AND and OR C. NOT only D. XOR and XNOR

15. What can a NAND gate create?

A. Only AND B. AND, OR, and NOT C. Only OR D. Only NOT

16. What is De Morgan's first law?

A. (A · B)' = A' + B' B. (A + B)' = A' · B' C. (A · B)' = A' · B' D. (A + B)' = A' + B'

17. What is De Morgan's second law?

A. (A · B)' = A' + B' B. (A + B)' = A' · B' C. (A · B)' = A' · B' D. (A + B)' = A' + B'

18. What are De Morgan's laws used for?

A. Multiply B. Add C. Simplify Boolean expressions D. Divide

19. What is the simplification of (A · B)' using De Morgan's law?

A. A' · B' B. A + B C. A · B D. A' + B'

20. What does XOR stand for?

A. Exclusive OR B. Exclusive AND C. Exclusive NOT D. Exclusive NAND

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