MTH202 Final Term Mega File with Subjectives

ASSALAM O ALAIKUM · All Dearz fellows · ALL IN ONE MTH202 Final term PAPERS & MCQz · BS (cs) 2nd sem · Hackers Group · From Mandi Bahauddin · Remember us in your prayers · FINALTERM EXAMINATION · Spring 2009

MTH202- Discrete Mathematics (Session - 2) Time: 120 min Marks: 80

Q1. The negation of “Today is Friday” is (1 marks)

1. Today is Saturday
2. Today is not Friday
3. Today is Thursday

Correct answer: Today is not Friday

Q2. An arrangement of rows and columns that specifies the truth (1 marks)

value of a compound proposition for all possible truth values of its constituent propositions is called

1. Truth Table
2. Venn diagram
3. False Table
4. None of these

Correct answer: Truth Table

Q3. The converse of the conditional statement p ® q is (1 marks)

1. q ®p
2. ~q ®~p
3. ~p ®~q
4. None of these

Correct answer: q ®p

Q4. Contrapositive of given statement “If it is raining, I will take an umbrella” is (1 marks)

1. I will not take an umbrella if it is not raining.
2. I will take an umbrella if it is raining.
3. It is not raining or I will take an umbrella.
4. None of these.

Correct answer: I will not take an umbrella if it is not raining.

Q5. Let A= {1, 2, 3, 4} and R = {(1, 1), (2, 2), (3, 3),(4,4)} then (1 marks)

1. R is symmetric.
2. R is anti symmetric.
3. R is transitive.
4. R is reflexive.
5. All given options are true

Q6. A binary relation R is called Partial order relation if (1 marks)

1. It is Reflexive and transitive
2. It is symmetric and transitive
3. It is reflexive, symmetric and transitive
4. It is reflexive, antisymmetric and transitive

Correct answer: It is reflexive, antisymmetric and transitive