Question # 1

Truth table containing all the values true is called:

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absurdity

conjunction

tautology

none

A - B is a subset of:

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A

B

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A

B

If a set is described by listing its elements within brackets is called:

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set builder notation

tabular form

descriptive method

none of these

A statement which is true for all possible values of the variables involved in it, is called a:

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tautology

conditional

implication

absurdity

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{1, 2, 3}

{5, 6, 7}

{4}

A groupoid (S) is called __________ if it is associative in S:

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group

abelian-group

semi-group

associative-group

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a is an element of a set A

a is subset of A

a is a whole number

a contains A

The objects in a set are called:

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elements

sub-sets

whole numbers

overlapping sets

If two sets have no element common, they are called:

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disjoint

over lapping

dissimilar

exhaustive

S = {1, -1, 2, -2} is a group under:

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multiplication

subtraction

addition

none of these

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B

A

none of these

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A and B are power sets

A and B are disjoint sets

A and B are super sets

A and B are equal sets

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A set can be described by:

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one way

two ways

several ways

threeways

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A

B

The identity element in a group is:

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unique

inifinite

both a and b

not possible

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p is false and q is true

both p and q are false

p is true and q is false

both p and q are true

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