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Welcome to the Logics and Proofs MCQs Page

Dive deep into the fascinating world of Logics and Proofs with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Logics and Proofs, a crucial aspect of Discrete Mathematics. In this section, you will encounter a diverse range of MCQs that cover various aspects of Logics and Proofs, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Discrete Mathematics.

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Check out the MCQs below to embark on an enriching journey through Logics and Proofs. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Discrete Mathematics.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Logics and Proofs. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Logics and Proofs MCQs | Page 2 of 12

Explore more Topics under Discrete Mathematics

Q11.
What is the value of x after this statement, assuming the initial value of x is 5?

β€˜If x equals to one then x=x+2 else x=0’.

a.

1

b.

3

c.

0

d.

2

Discuss
Answer: (c).0
Q12.
Let P: I am in Bangalore.; Q: I love cricket.; then q -> p(q implies p) is?
Discuss
Answer: (a).If I love cricket then I am in Bangalore
Q13.
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?
Discuss
Answer: (c).Sahil bowled and Saurabh hits a century
Q14.
The truth value β€˜9 is prime then 3 is even’.
Discuss
Answer: (a).True
Discuss
Answer: (a).Delhi is clean and I am in Delhi
Q16.
Let P: This is a great website, Q: You should not come back here. Then β€˜This is a great website and you should come back here.’ is best represented by?
Discuss
Answer: (b).P ∧ ~Q
Q17.
Which of the following bits is the negation of the bits β€œ010110”?
Discuss
Answer: (c).101001
Q18.
Which of the following option is suitable, if A is β€œ10110110”, B is”11100000” and C is”10100000”?
Discuss
Answer: (d).C=A and B
Q19.
How many bits string of length 4 are possible such that they contain 2 ones and 2 zeroes?

a.

4

b.

2

c.

5

d.

6

Discuss
Answer: (d).6
Q20.
If a bit string contains {0, 1} only, having length 5 has no more than 2 ones in it. Then how many such bit strings are possible?
Discuss
Answer: (d).16

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