1
GATE CSE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Consider the following two statements.

$$S1:$$ If a candidate is known to be corrupt, then he will not be elected
$$S2:$$ If a candidate is kind, he will be elected

Which one of the following statements follows from $$S1$$ and $$S2$$ as per sound inference rules of logic?

A
If a person is known to be corrupt, he is kind
B
If a person is not known to be corrupt, he is not kind
C
If a person is kind, he is not known to be corrupt
D
If a person is not kind, he is not known to be corrupt
2
GATE CSE 2015 Set 2
Numerical
+1
-0
The cardinally of the power set of $$\left\{ {0,1,2,\,\,....,\,\,10} \right.\left. \, \right\}$$ is _____________.
Your input ____
3
GATE CSE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Let $$𝑅$$ be the relation on the set of positive integers such that $$aRb$$ if and only if $$𝑎 $$ and $$𝑏$$ are distinct and have a common divisor other than $$1.$$ Which one of the following statements about $$𝑅$$ is true?
A
$$𝑅$$ is symmetric and reflexive but not transitive
B
$$𝑅$$ is reflexive but not symmetric and not transitive
C
$$𝑅$$ is transitive but not reflexive and not symmetric
D
$$𝑅$$ is symmetric but not reflexive and not transitive
4
GATE CSE 2015 Set 2
Numerical
+1
-0
The number of divisors of $$2100$$ is ___________.
Your input ____
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