Question # 1

In set builder notation the set {0, 1, 2, ............, 100} can be written as

Choose an answer

A

B

U

None of these

The statement that a group can have more than one identity elements is

Choose an answer

True

False

Ambiguous

Some times true

Choose an answer

A = B

B = C

A = C

None of these

Choose an answer

A is proper subset of B

A is an improper subset of B

A is equivalent to B

B is subset of A

For a set A, A∪Ac= ---------------------

Choose an answer

A

∅

Ac

U

The graph of a linear function is

Choose an answer

a circle

triangle

a straight line

none of these

Choose an answer

a-b=ab

ab=a

a+b=ab

Choose an answer

n(A)

n(B)

0

1

Choose an answer

None of these

The number of subsets of B = {1,2,3,4,5}

Choose an answer

10

32

16

5

The set R is ______ w.r.t subtraction

Choose an answer

Not a group

A group

No conclusion drawn

Non commutative group

The set of months in a year beginning with S.

Choose an answer

{September, October, November}

Singleton set

Null set

Empty set

If B-A≠φ , then n(B-A) is equal to

Choose an answer

n(a)+n(c)

n(c)-n(a)

n(a)-n(c)

None of these

If there is one-one correspondence between A and B, then we write.

Choose an answer

A = B

A⊆ B

A⊇ B

A ∼ B

Choose an answer

Addition

Multiplication

Division

Both addition and multiplication

If C={p/p < 18, p is a prime number}, then C =

Choose an answer

{2,3,4,.........17}

{2,4,6,8................16}

{1,3,5,7,9,11,13,15,17}

{3,6,9,12,15}

The negation of given number is a

Choose an answer

Binary operation

Unary operation

Relation

None of these

The set of integer is

Choose an answer

Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

Choose an answer

An empty set

Universal set

A singleton set

None of these

More Classes

Other Links

ECAT Mathematics Chapter 23 MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer