ECAT Mathematics Chapter 3 Logic Online Test With Answers

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ECAT Mathematics Chapter 3 Logic Online Test

Sr. # Questions Answers Choice
1 A statement which is already false is called Tautology Contrapsitive Absurdity Universal quantifiers
2 A statement which is already false is called Tautology Contrapsitive Absurdity Universal quantifiers
3 The symbol ∃ stand for Such that This implies that For all There exist
4 The symbol∋ stand for Such that There exist For all Belongs to
5 The converse and Inverse are Equivalent to each other Opposite to each other Equal to each other Not Equal to each other
6 Any conditional and its contrapositive are Equilavant Opposite Equal Not Equal
7 The conditional statement "If p then q" is logically equivalent to the statement. Not p or Not q Not p and Not q Not p or q p or q
8 Which of the following statement, is ture 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
9 The conjunction of 3>5 , and 5>9, is False True Disjunction Unknown
10 10 is a even number or 0 is a natural number, then truth value of this disjunction is False True Not discussed negation of first
11 A conjunction is considered to be true only if both its components are False Equivalent Equal True
12 If p is false, -p is True Not true Equal to p Conjunction
13 -p is the Implication of p disjunction of p negation of p conjunction of p
14 Deductive logic in which every statement is regarded as true or false and there is no other possibility is called: Deductive logic Inductive logic Aristotlian logic Non-Aristotlian logic
15 According to Aristotle, in preposition there could be One possibility Two possibility three possibility Seven possibilites
16 A declarative statement which may be true or false but not both is called a Hypothesis Proposition implication conjunction
17 While writing his books on geometry, Euelid used Inductive method Deductive method Implication proposition
18 To draw conclusions from some experiments or few contacts only is called: Deduction Implication Conjunction Induction
19 Basic-principles of deductive logic were laid down by: Euelid Leibniz Aristotle Newton
20 All men are mortal, We are men, there fore, we are also mortal. This is a useful example of Deduction Induction Conjuction disjunction
21 The greater part of our knowledge,is based on Deduction Induction Conjunction Disjunction
22 hypothesis implication consequent conditional
23 hypothesis implication consequent antecedent
24 conclusion consequent hypothesis conditional
25 An implication of p and q is denoted by
26 p and q p or q p implies q p is equivalent to q
27 The statements of the form "If p then q" are called hypothesis conditional disjunction conjunction
28 false true not valid undefine
29 Which of the following statement, is true 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
30 Any two propositions which is combined by the word "and" and form a compound proposition is called conditional of the original proposition consequent of the original proposition disjunction of the original proposition conjunction of the original propositoin
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