Set Test

Result

Set Test - 2

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
10 / -1

Which of the following is an indefinite set?

A
Set of natural numbers between 2 and 10

B
Set of real numbers between 3 and 10

C
Set of whole numbers between 3 and 10

D
Set of integers between 0 and 10
Question 2
10 / -1

If set A represents all the cricket players of India and set B represents the cricket players who belong to the state of Maharashtra, then A B indicates

A
all the cricket players of India

B
all the cricket players who belong to the state of Maharashtra

C
an empty set

D
all the cricket players other than the ones who belong to the state of Maharashtra
Question 3
10 / -1

If M = {2, 4, 6, 8} and N = {1, 2, 3, 4}, then M - N is equal to

A
{6, 8}

B
{2, 4}

C
{3, 4}

D
{1, 3}
Question 4
10 / -1

If X = {2, 3, 7} and Y = {1, 2, 3, 4, 6}, what will be the value of X Y?

A

B
{2, 3}

C
{1, 2, 3, 4, 6}

D
{1, 2, 3, 4, 6, 7}
Question 5
10 / -1

What is the value of (A  B)'?

A
A'  B'

B
A'  B

C
A'  B'

D
A  B'
Question 6
10 / -1

If E = {1, 2, 3 } and F = {4, 3, 2, 1}, what will be the value of E  F?

A
E only

B
F only

C
E  F only

D
E, F and E  F
Question 7
10 / -1

What is the value of A - ?

A
A

B

C
A`

D
Question 8
10 / -1

What is the value of A ?

A
A

B

C
A`

D
Question 9
10 / -1

The objects of a set are

A
identical

B
not well-defined

C
distinct

D
infinite
Question 10
10 / -1

If X = {a, 2, 6, c, d, e} and Y = {a, d, e}, then which of the following defines set Y as related to X.

A
An improper subset of X

B
A proper subset of X

C
A super set of X

D
Universal set of X
Question 11
10 / -1

By De-Morgan`s law, what does (A  B)^C equal to?

A
(A  B)^C

B
A^C  B^C

C
A^C  B^C

D
A^C  B
Question 12
10 / -1

If every element of set A is an element of set B, which of the following is correct?

A
A  B

B
A  B

C
B  A

D
A  B
Question 13
10 / -1

If U = {red, orange, yellow, green, blue, indigo, violet} and S = {red, yellow, blue}, then U - S is equal to

A
{red, yellow, blue}

B
{red, orange, yellow, green, blue, indigo, violet}

C
{orange, green, indigo, violet}

D
{red, orange, yellow, blue}

Solution

If U = {red, orange, yellow, green, blue, indigo, violet} and S = {red, yellow, blue}

then U - S ={orange, green, indigo, violet}