Explore topic-wise MCQs in Discrete Mathematics.

This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

Let P: We should be honest., Q: We should be dedicated., R: We should be overconfident. Then ‘We should be honest or dedicated but not overconfident.’ is best represented by?

A. ~P V ~Q V R
B. P ∧ ~Q ∧ R
C. P V Q ∧ R
D. P V Q ∧ ~R
Answer» E.
2.

Let P: This is a great website, Q: You should not come back here. Then ‘This is a great website and you should come back here.’ is best represented by?

A. ~P V ~Q
B. P ∧ ~Q
C. P V Q
D. P ∧ Q
Answer» C. P V Q
3.

The truth value ‘9 is prime then 3 is even’.

A. False
B. True
Answer» C.
4.

Let P: If Sahil bowls, Saurabh hits a century.; Q: If Raju bowls, Sahil gets out on first ball. Now if P is true and Q is false then which of the following can be true?

A. Raju bowled and Sahil got out on first ball
B. Raju did not bowled
C. Sahil bowled and Saurabh hits a century
D. Sahil bowled and Saurabh got out
Answer» D. Sahil bowled and Saurabh got out
5.

What is the value of x after this statement, assuming the initial value of x is 5?‘If x equals to one then x=x+2 else x=0’.

A. 1
B. 3
C. 0
D. 2
Answer» D. 2
6.

Which of the following option is true?

A. If the Sun is a planet, elephants will fly
B. 3 +2 = 8 if 5-2 = 7
C. 1 > 3 and 3 is a positive integer
D. -2 > 3 or 3 is a negative integer
Answer» B. 3 +2 = 8 if 5-2 = 7
7.

The truth value of ‘4+3=7 or 5 is not prime’.

A. False
B. True
Answer» C.
8.

LET_P:_THIS_IS_A_GREAT_WEBSITE,_Q:_YOU_SHOULD_NOT_COME_BACK_HERE.?$

A.
B. ~P V ~Q
C. P ‚àß ~Q
Answer» C. P ‚Äö√Ñ√∂‚àö‚Ć‚àö√º ~Q
9.

Let P: I am in Delhi. , Q: Delhi is clean. ; then q ^ p(q and p) is?

A. Delhi is clean and I am in Delhi
B. Delhi is not clean or I am in Delhi
C. I am in Delhi and Delhi is not clean
D. Delhi is clean but I am in Mumbai
Answer» B. Delhi is not clean or I am in Delhi
10.

Let P:If Sahil bowls, Saurabh hits a century. ,Q: If Raju bowls , Sahil gets out on first ball. Now if P is true and Q is false then which of the following can be true?

A. Raju bowled and Sahil got out on first ball
B. Raju did not bowled
C. Sahil bowled and Saurabh hits a century
D. Sahil bowled and Saurabh got out
Answer» D. Sahil bowled and Saurabh got out
11.

Let P: I am in Bangalore. , Q: I love cricket. ; then q -> p(q implies p) is:

A. If I love cricket then I am in Bangalore
B. If I am in Bangalore then I love cricket
C. I am not in Bangalore
D. I love cricket
Answer» B. If I am in Bangalore then I love cricket
12.

What is the value of x after this statement, assuming initial value of x is 5?

A. 0
B. 1
C. 3
Answer» D.
13.

Which of the following option is true?

A. If the Sun is a planet, elephants will fly
B. 3 +2 = 8 if 5-2 = 7
C. 1 > 3 and 3 is a positive integer
D. -2 > 3 or 3 is a negative integer
Answer» B. 3 +2 = 8 if 5-2 = 7
14.

The truth value of given statement is

A.
B. False
Answer» C.
15.

Which of the following statement is a proposition?

A. Get me a glass of milkshake
B. God bless you!
C. What is the time now?
D. The only odd prime number is 2
Answer» E.