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HEC ETC - USAT CS Entry Test - Comp Science - Boolean Algebra and Logic Gates - Quiz 2

Practice 10 high yield MCQs on Comp Science from Chapter Boolean Algebra and Logic Gates for USAT CS Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 2 of the series.

11. What does a bubble at the output of a gate represent?



12. What is a NAND gate?



13. What is a NOR gate?



14. When does an XOR gate output 1?



15. When does an XNOR gate output 1?



16. Which gates are called universal gates?



17. What can a NAND gate create?



18. What is De Morgan's first law?



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



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



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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