Question # 1

{1, 2, 3, 4,.....} is set of ______

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Natural numbers

Whole numbers

Integers

Rational numbers

Which of the following sets is finite

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The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The set of real numbers between 0 and 1

The set of rational numbers between 0 and 1

The complement of set A relative to universal set U is the set

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{x / x∈ A∧ x∈ U}

{x / x∉ A∧ x ∈ U}

{x / x∈ A and x ∉ U}

A-U

Power set of X i.e P(X)..........under the binary operation of union U

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Forms a group

Does not form a group

Has no identity element

Infinite set although X is infinite

(A∪B)∪C= --------------------------

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A∩B(B∪C)

A∪(B∪C)

A∪(B∩C)

None of these

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A = B

B = C

A = C

None of these

G = {e, a, b, c} is an Abelian group with e as identity element. The order of the other elements are

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2, 2, 2

3, 3, 3

2, 2, 4

2, 3, 4

Z is a

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Infinite set

Finite set

Singleton set

Set of all integers

If A = {2m/m³= 8 , m€ Z} then A =

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{1,8,27}

{4}

(2,4,6}

{2,16,54}

The set of complex numbers forms

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Commutative group w.r.t addition

Commutative group w.r.t multiplication

Commutative group w.r.t division

Non commutative group w.r.t addition

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The set {-1, 1} is

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Group under the multiplication

Group under addition

Does not form a group

Contains no identity element

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none of these

The negation of given number is a

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Binary operation

Unary operation

Relation

None of these

The set {-1, 1} is closed under the binary operation of

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Addition

Multiplication

Subtraction

Division

The identity elements with respect to subtraction is

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0

1

-1

Does not exist

If A and B are two sets then any subset R of A x B is called

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relation on A

relation on B

relation from A to B

relation from B to A

What is the number of elements of the power set of { }

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0

1

2

3

What is the number of elements of the power set of {0, 1}

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1

2

3

4

A conditional "if p then q" is denoted by

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P∉ A means

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Pis subset of A

Pis an element of A

P does not belongs to A

A does not element of P

A = B if

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A is equivalent to B

if A = (x/x€ Q˄ 0 < x < 1}, the A is

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Infinite set

Finite set

Set of rational numbers

Set of real numbers

The set (Z, +) forms a group

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Forms a group w.r.t. addition

Non commutative group w.r.t. multiplication

Forms a group w.r.t multiplication

Doesn't form a group

The set of the first elements of the orders pairs forming a relation is called its

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Relation in B

Range

Domain

Relation In A

If A and B are two sets then intersection of A and B is denoted by

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square root function

identity function

linear function

quadratic function

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A

A'

U

None of these

If T = {2,4,6,8,10,12}, then

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T = (First six natural numbers)

T = (First six odd numbers)

T = (First six real numbers)

T = ( First six even numbers)

For any set B, BUB' is

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Is set B

Set B'

Universal set

None of these

A disjunction of two statement p and q is true

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p is false

q is false

Both p and q are false

One of p and q is true

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