Question # 1

If both p and q are false, then the disjunction of p and q is

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false

true

equal

equivalent

Which of the following statement, is true

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Lahore is in Punjab and 5>7

Lahore is the capital of Pakistan and 3<23

Lahore is capital of Sindh and 2+2 = 7

Lahore is the capital of Sindh or 2+2=4

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

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p and q

p or q

p implies q

p is equivalent to q

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hypothesis

implication

consequent

antecedent

According to Aristotle, in proposition there could be

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one possibilities

two possibilities

three possibilities

seven possibilities

The greater part of our knowledge,is based on

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Deduction

Induction

Conjunction

Disjunction

A statement which is already false is called

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Tautology

Contrapsitive

Absurdity

Universal quantifiers

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

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False

Equivalent

Equal

True

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

The greater part of our knowledge, is based on

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deduction

induction

conjunction

disjunction

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

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hypothesis

conditional

disjunction

conjunction

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

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false

equilvalent

equal

true

Basic-principles of deductive logic were laid down by:

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Euelid

Leibniz

Aristotle

Newton

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conclusion

consequent

hypothesis

conditional

The conditional statement "If p then q" is logically equivalent to the statement.

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Not p or Not q

Not p and Not q

Not p or q

p or q

While writing his books on geometry, Euelid used

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Inductive method

Deductive method

Implication

proposition

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

Aristotlian logic

Non-Aristotlian logic

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 preposition there could be

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One possibility

Two possibility

three possibility

Seven possibilites

The symbol∋ stand for

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Such that

There exist

For all

Belongs to

The symbol ∃ stand for

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Such that

This implies that

For all

There exist

Basic principles of deductive logic were laid down by

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Euclid

Leibniz

Newton

Aristotle

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hypothesis

implication

consequent

conditional

~ p is the

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implication of p

disjunction of p

negation of p

conjuction of p

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

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False

True

Disjunction

Unknown

Logic in which there is scope of third or fourth possibility is called.

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non-Aristotlian logic

Aristotlian logic

Postulates

induction logic

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

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deduction

implication

conjunction

induction

Deduction is mostly used in

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elementary mathematics

natural science

higher mathematics

medicine

-p is the

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Implication of p

disjunction of p

negation of p

conjunction of p

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

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