1
GATE CSE 2001
MCQ (Single Correct Answer)
+1
-0.3
Consider the following relations:
$${R_1}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left( {a + b} \right)$$ is even over the set of integers
$${R_2}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left( {a + b} \right)$$ is odd over the set of integers
$${R_3}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,a.b > 0$$ over the set of non-zero rational numbers
$${R_4}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left| {a - b} \right| \le 2$$ over the set of natural numbers
$${R_1}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left( {a + b} \right)$$ is even over the set of integers
$${R_2}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left( {a + b} \right)$$ is odd over the set of integers
$${R_3}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,a.b > 0$$ over the set of non-zero rational numbers
$${R_4}\,\,\left( {a,\,\,b} \right)\,\,\,iff\,\,\left| {a - b} \right| \le 2$$ over the set of natural numbers
Which of the following statements is correct?
2
GATE CSE 1999
MCQ (Single Correct Answer)
+1
-0.3
The number of binary relations on a set with $$n$$ elements is:
3
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Let $${R_1}$$ and $${R_2}$$ be two equivalence relations on a set. Consider the following assertions:
(i)$$\,\,\,\,{R_1} \cup {R_2}$$ is an euivalence relation
(ii)$$\,\,\,\,{R_1} \cap {R_2}$$ is an equivalence relation
Which of the following is correct?
4
GATE CSE 1998
MCQ (Single Correct Answer)
+1
-0.3
Suppose $$A$$ is a finite set with $$n$$ elements. The number of elements in the Largest equivalence relation of $$A$$ is
Questions Asked from Set Theory & Algebra (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE CSE 2024 Set 2 (1)
GATE CSE 2024 Set 1 (1)
GATE CSE 2021 Set 2 (1)
GATE CSE 2020 (2)
GATE CSE 2019 (2)
GATE CSE 2015 Set 1 (1)
GATE CSE 2015 Set 3 (1)
GATE CSE 2015 Set 2 (2)
GATE CSE 2014 Set 3 (1)
GATE CSE 2013 (2)
GATE CSE 2010 (2)
GATE CSE 2009 (2)
GATE CSE 2008 (1)
GATE CSE 2007 (2)
GATE CSE 2006 (4)
GATE CSE 2005 (4)
GATE CSE 2004 (3)
GATE CSE 2001 (1)
GATE CSE 1999 (1)
GATE CSE 1998 (3)
GATE CSE 1997 (1)
GATE CSE 1996 (4)
GATE CSE 1995 (2)
GATE CSE 1993 (2)
GATE CSE 1987 (2)
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages