Question # 1

The set of integer is

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Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

Given X.Y are any two sets such that number of elements in X = 18, number of elements in set Y = 24,and number of elements in set X∪ Y =40,then number of elements in set x∩ Y =

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3

1

2

4

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

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True

False

Fallacious

Some times true

The set of natural numbers is a subset of

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{1, 2, 3, .... 100}

The set of whole numbers

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

None of these

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A

B

U

None of these

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3

1

2

4

If we have a statement "if p then q" then q is called

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Conclusion

Implication

Unknown

Hypothesis

{1, 2, 3} is _____

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an infinite set

A finite set

A singleton set

Universal set

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none of these

A conjunction of two statement p and q is true only if

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p is true

q is true

Both p and q are true

both p and q are false

Every subset of a finite set is

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Disjoint

Null

Finite

Infinite

Which of the following is the subset of all sets

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Φ

{1,2,3}

{Φ}

{0}

The function {f(x,y)|y = ax2 +bx +c} is

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One-one function

Constant function

Onto function

Quadratic function

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A

B

U

None of these

The set {1,-1, i, -i} form a group under

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Addition

Multiplication

Subtraction

None

The graph of a linear function is

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a circle

triangle

a straight line

none of these

The set R is ______ w.r.t subtraction

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Not a group

A group

No conclusion drawn

Non commutative group

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A = C

A = B

B = C

None of these

The set { {a,b} } is

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Infinite set

Singleton set

Two points set

Empty set

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Conclusion

Implication

Antecedent

Hypothesis

For any set B, BUB' is

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Is set B

Set B'

Universal set

None of these

If P = {x/x = p/q where p,q∈ Z and q≠ 0}, then P is the set of

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Irrational numbers

Even numbers

Rational numbers

Whole numbers

The set of whole numbers is subset of

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The set on integers

The set of natural numbers

{1, 3, 5, 7, ....}

The set of prime numbers

The set of natural is a semi group w.r.t

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Addition

Division

Subtraction

None of these

The set of real numbers is a subset of

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The set of natural numbers

The set of rational numbers

The set of integers

The set of complex numbers

If A ⊆ B then A ∪ B is

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A

B

A'

A ∩B

The sets {1, 2, 4} and {4, 6, 8, 10} are

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Equal sets

Equivalent sets

Disjoint sets

Over lapping sets

The set {x +iy / x, y ∈ Q} forms a group under the binary operation of

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Addition

Multiplication

Division

Both addition and multiplication

The set of integer is

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Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

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Additive inverse of -a -b is

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a

-a + b

a - b

a + b

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