1
GATE CSE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
In a room there are only two types of people, namely Type $$1$$ and Type $$2.$$ Type $$1$$ people always tell the truth and Type $$2$$ people always lie. You give a fair coin to a person in that room, without knowing which type he is from and tell him to toss it and hide the result from you till you ask for it. Upon asking, the person replies the following “The result of the toss is head if and only if I am telling the truth.”
Which of the following options is correct?
2
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?
3
GATE CSE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
Consider the following statements:
P: Good mobile phones are not cheap
Q: Cheap mobile phones are not good
L: P implies Q
M: Q implies P
N: P is equivalent to Q
P: Good mobile phones are not cheap
Q: Cheap mobile phones are not good
L: P implies Q
M: Q implies P
N: P is equivalent to Q
Which of the following about L, M, and N is Correct?
4
GATE CSE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Consider the statement
"Not all that glitters is gold"
Predicate glitters$$(x)$$ is true if $$x$$ glitters and
predicate gold$$(x)$$ is true if $$x$$ is gold.
"Not all that glitters is gold"
Predicate glitters$$(x)$$ is true if $$x$$ glitters and
predicate gold$$(x)$$ is true if $$x$$ is gold.
Which one of the following logical formulae represents the above statement?
Questions Asked from Mathematical Logic (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE CSE 2024 Set 2 (1)
GATE CSE 2023 (1)
GATE CSE 2016 Set 2 (1)
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GATE CSE 2015 Set 3 (1)
GATE CSE 2015 Set 2 (1)
GATE CSE 2014 Set 3 (1)
GATE CSE 2014 Set 1 (1)
GATE CSE 2012 (3)
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Theory of Computation
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Discrete Mathematics
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