Sets, Relations and Functions Test

Result

Sets, Relations and Functions Test - 34

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

Let A be a set of containing 10 distinct elements. Then the total number of distinct functions from A to A is

A
10!

B
10¹⁰

C
2¹⁰

D
2¹⁰ – 1
Question 2
4 / -1

A set contains n elements. The power set of A contains

A
n elements

B
2ⁿ elements

C
n² elements

D
none of these
Question 3
4 / -1

Let S be a set containing n elements. Then the total number of binary operations on S is

A
nⁿ

B

C

D
Question 4
4 / -1

The number of surjections from A = {1, 2, ….n}, n ≥ 2 onto B = {a, b} is

A

B

C

D
None of these
Question 5
4 / -1

A

B

C

D
Not defined

Solution
Question 6
4 / -1

A
(–3, –1)

B
[1, 3)

C
(–3, 3)

D
[0] U [1, 3)

Solution
Question 7
4 / -1

A

B

C

D

Solution
Question 8
4 / -1

A
1

B
0

C
2

D
3

Solution
Question 9
4 / -1

A
63

B
64

C
65

D
66

Solution
Question 10
4 / -1

A

B

C

D
None of these

Solution