Question # 1

Which of the following statement, is ture

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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

While witting his hooks on geometry, Euclid used

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inductive method

deductive method

implication

proposition

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

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personality

behaviour

reputation

good dealing

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

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hypothesis

conditional

disjunction

conjunction

To draw conclusions front premises believed to be true, this way of reasoning is called

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deduction

induction

implication

disjunction

A statement which is already false is called

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Tautology

Contrapsitive

Absurdity

Universal quantifiers

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

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

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False

Equivalent

Equal

True

An implication of p and q is denoted by

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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

The symbol∋ stand for

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Such that

There exist

For all

Belongs to

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

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

For reasoning, we have to use

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implication

conjunction

induction

proposition

Basic principles of deductive logic were laid down by

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Euclid

Leibniz

Newton

Aristotle

To draw conclusions from some experiments or few contacts only is called:

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Deduction

Implication

Conjunction

Induction

The greater part of our knowledge,is based on

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Deduction

Induction

Conjunction

Disjunction

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false

true

not valid

undefine

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

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deduction

implication

conjunction

induction

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

While writing his books on geometry, Euelid used

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Inductive method

Deductive method

Implication

proposition

The symbol ∃ stand for

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Such that

This implies that

For all

There exist

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

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

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