Relations and Functions MCQs : This section focuses on the "Relations and Functions" in Mathematics Class 11. These Multiple Choice Questions (MCQs) should be practiced to improve the Mathematics Class 11 skills required for various exams, interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
The ________ shows the relationship between INPUT and OUTPUT.
A. function
B. relation
C. sets
D. All of the above
Question 2
________ is a collection of the first values in the ordered pair.
A. Range
B. Union
C. Set
D. Domain
Question 3
How many types of functions?
A. 2
B. 3
C. 4
D. 5
Question 4
If every element of set A is related to itself only, it is called ______________.
A. Universal relation
B. Empty relation
C. Inverse relation
D. Identity relation
Question 5
What type of a relation is R = {(1, 3), (4, 2), (2, 4), (2, 3), (3, 1)} on the set A – {1, 2, 3, 4}
A. Reflexive
B. Transitive
C. Symmetric
D. None of the above
Question 6
If A = (1, 2, 3}, B = {6, 7, 8} is a function such that f(x) = x + 5 then what type of a function is?
A. Many-one onto
B. one-one onto
C. Constant function
D. into
Question 7
A function is a relation which derives one OUTPUT for each given INPUT.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 8
If a relation is reflexive, symmetric and transitive, then the relation is called an?
A. Equivalence
B. Inverse
C. Universal
D. None of the above
Question 9
A relation is a ____________ if every element of set A maps to itself
A. symmetric relation
B. transitive realtion
C. reflexive relation
D. equivalence relation
Question 10
All functions are relations, but not all relations are functions
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say