1

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?

2

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?

3

GATE CSE 2012

MCQ (Single Correct Answer)

+1

-0.3

Consider the following logical inferences.

$${{\rm I}_1}:$$ If it rains then the cricket match will not be played. The cricket match was played.

$${{\rm I}_1}:$$ If it rains then the cricket match will not be played. The cricket match was played.

**Inference:**there was no rain.$${{\rm I}_2}:$$ If it rains then the cricket match will not be played. It did not rain
**Inference:**the cricket match was played. which of the following is TRUE?

4

GATE CSE 2012

MCQ (Single Correct Answer)

+1

-0.3

What is the correct translation of the following statement into mathematical logic? "Some real numbers are rational"

Questions Asked from Mathematical Logic (Marks 1)

Number in Brackets after Paper Indicates No. of Questions

GATE CSE Subjects

Discrete Mathematics

Programming Languages

Theory of Computation

Operating Systems

Computer Organization

Database Management System

Data Structures

Computer Networks

Algorithms

Compiler Design

Software Engineering

Web Technologies

General Aptitude