Question 10785 – Network-Security
May 20, 2024Question 11751 – Network-Security
May 20, 2024Question 17559 – NTA UGC NET Dec 2023 Paper-2
Which of the following are tautology?
(A) (P→(PɅQ))→(P→Q)
(B) ((P→Q)→Q)→(PVQ)
(C) ((PV ¬P)→Q)→((PV ¬P)→R)
(D) (Q→(PɅ ¬P))→(R→(P^¬P))
Choose the correct answer from the options given below:
Correct Answer: C
(A) Only
(B) Only
(A) and (B) Only
(C) and (D) Only
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