STQC-NIELIT SC-B 2021
April 4, 2025JT(IT) 2018 PART-B Computer Science
April 4, 2025JT(IT) 2018 PART-B Computer Science
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Question 2
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Let P, Q and R be three atomic prepositional assertions, and
- X : (P ∨ Q) → R
Y : (P → R) ∨ (Q → R)
Which one of the following is a tautology?
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X → Y
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Y → X
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X ≣ Y
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~Y → X
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Question 2 Explanation:
Correct Answer: A
Question 2 Explanation: