Question # 1

All men are mortal. We are men, therefore, we are also mortal. This is a useful example of

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deduction

induction

conjunction

disjunction

Any two propositions which is combined by the word "and" and form a compound proposition is called

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conditional of the original proposition

consequent of the original proposition

disjunction of the original proposition

conjunction of the original propositoin

According to Aristotle, in proposition there could be

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one possibilities

two possibilities

three possibilities

seven possibilities

A conjunction is considered to be true only if both its components are

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False

Equivalent

Equal

True

We often consult doctors or lawyers on the basis of their good

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personality

behaviour

reputation

good dealing

A conjunction is considered to he true only if both its components are

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false

equilvalent

equal

true

A statement which is already false is called

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Tautology

Contrapsitive

Absurdity

Universal quantifiers

The statements of the form "If p then q" are called

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hypothesis

conditional

disjunction

conjunction

Basic principles of deductive logic were laid down by

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Euclid

Leibniz

Newton

Aristotle

The disjunction of two statements p and q, is denoted symbolically as

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10 is a even number or 0 is a natural number, then truth value of this disjunction is

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false

true

not discussed

negation of first

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hypothesis

implication

consequent

antecedent

All men are mortal, We are men, there fore, we are also mortal. This is a useful example of

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Deduction

Induction

Conjuction

disjunction

To draw conclusions from some expreiments or few contacts only is called

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deduction

implication

conjunction

induction

The symbol∋ stand for

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Such that

There exist

For all

Belongs to

According to Aristotle, in preposition there could be

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One possibility

Two possibility

three possibility

Seven possibilites

The converse and Inverse are

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Equivalent to each other

Opposite to each other

Equal to each other

Not Equal to each other

Deductive logic in which every statement is regarded as true or false and there is no other possibility is called

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deductive logic

inductive logic

Aristolian logic

non-Aristolian logic

-p is the

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Implication of p

disjunction of p

negation of p

conjunction of p

The conjunction of 3>5 , and 5>9, is

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False

True

Disjunction

Unknown

A declarative statement which may be true or false but not both is called a

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Hypothesis

Proposition

implication

conjunction

A daclarative statement which may be true or false but not both is called a

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hypothesis

proposition

implication

conjuction

Conjunction of two statements p and q is denoted symbolically as

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Mathematics ECAT Pre Engineering Chapter 3 Logic Online Test MCQs With Answers

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