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Dear candidates you will find MCQ questions of Discrete Mathematics here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Q. 131) The converse of p → q is

(A) ∼q → ∼p
(B) ∼ p → ∼ q
(C) ∼ p → q
(D) q → p
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Q. 132) Let p: Mohan is rich, q : Mohan is happy, then the statement: Mohan is rich, but Mohan is not happy in symbolic form is

(A) p ˄ q
(B) ∼ p˄ q
(C) p ˅ q
(D) p ˄ ∼ q
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Q. 133) Let p: I will get a job, q: I pass the exam, then the statement form: I will get a job only if I pass the exam, in symbolic from is

(A) p → q
(B) p ˄ q
(C) q → p
(D) p ˄ q
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Q. 134) Let p denote the statement: “Gopal is tall”, q: “Gopal is handsome”. Then the negation of the statement Gopal is tall, but not handsome,in symbolic form is:

(A) ∼ p ˄q
(B) ∼ p ˅ q
(C) ∼ p ˅∼q
(D) ∼ p ˄∼q
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Q. 135) If p ˄ (p → q) is T, then

(A) p is t
(B) p is f, q is t
(C) p is t, q is t
(D) p is f, q is f
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Q. 136) If (∼ (p ˅ q)) → q is F, then

(A) p is t, q is f
(B) p is f, q is t
(C) p is t, q is t
(D) p is f, q is
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Q. 137) If (∼ p → r) ˄ (p ↔ q) is T and r is F, then truth values of p and q are:

(A) p is t, q is t
(B) p is t, q is f
(C) p is f, q is f
(D) p is f, q is t
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Q. 138) If ((p → q ) → q) → p is F, then

(A) p is t, q is t
(B) p is t, q is f
(C) p is f, q is t
(D) p is f, q is f
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Q. 139) (p ˄ (p → q )) → q is logically equivalent to

(A) p ˅ q
(B) (p ˄ q) ˅ (~ p˄ ~q)
(C) tautology
(D) (~ p ˅ q) ˄ (p ˅ q)
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Q. 140) If (p ˅ q) ˄ (~ p˅ ~q) is F, then

(A) p is t, q is t, or q is f
(B) p is f, q is t
(C) p is t, q is f
(D) p and q must have same truth values
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