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380+ Symbolic Logic Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Arts in Philosophy (BA Philosophy) , Master of Arts in Philosophy (MA Philosophy) .

151.

. If B is true, Y is false , then the truth value of the compound statement (~B . ~Y)

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
152.

The terms Validity/ Invalidity refers to

A. propositions
B. terms
C. copula
D. arguments
Answer» D. arguments
153.

A and B are true, X and Y are false , then the truth value of the compound Statement [ (A v B) . (X v Y)]

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
154.

‘Either Railways or Navy will win the Football championship’ is symbolised as ---

A. r . n
B. r כ n
C. r v n
D. none of these
Answer» C. r v n
155.

A and B are true, X and Y are false , then the truth value of the compound Statement [ (A . B) v (X . Y)]

A. true
B. false
C. cannot be determined
D. none of these
Answer» A. true
156.

‘If Tata wins its first game , then Birla or Reliance wins its first game’ is symbolised as ---

A. t . (b כ r)
B. t v (b . r)
C. t כ )b v r)
D. none of these
Answer» C. t כ )b v r)
157.

‘ If p then q’ is symbolised as -----

A. p . q
B. p כ q
C. q. p
D. none of these
Answer» B. p כ q
158.

Truth / Falsity refers to

A. propositions
B. terms
C. copula
D. none of these
Answer» A. propositions
159.

If A and B are true, X and Y are false , then the truth value of the compound Statement [ (A . Y) v (B . X)]

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
160.

Validity/ Invalidity refers to

A. propositions
B. terms
C. copula
D. none of these
Answer» D. none of these
161.

( p כ q) is an example for --- statement forms

A. contradictory
B. tautology
C. contingent
D. none of these
Answer» C. contingent
162.

. A and B are true, X and Y are false , then the truth value of the compound Statement [ (A . X) v (B . Y)]

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
163.

The specific form of the given statement W . ~ W is -----

A. p . ~ q
B. p . ~ p
C. cannot be determined
D. none of these
Answer» B. p . ~ p
164.

The specific form of the given statement L כ W is -----

A. p v q
B. q . p
C. p כ q
D. none of these
Answer» C. p כ q
165.

( p . q) is an example for --- statement forms

A. contradictory
B. tautology
C. contingent
D. none of these
Answer» C. contingent
166.

‘Raju is intelligent’ is symbolized as

A. i. r
B. r. i
C. r
D. none of these
Answer» C. r
167.

Logic is the ………………………………………..

A. science of reasoning
B. science of beauty
C. science of morality
D. science of astronomy
Answer» A. science of reasoning
168.

The proposition arrived at on the basis of proposition or propositions in an argument, is called……………………………..

A. premise
B. modus ponens
C. conclusion
D. modus tollens
Answer» C. conclusion
169.

The proposition or propositions on the basis of which the conclusion is arrived at in an argument is called …………………………..

A. syllogism or syllogisms
B. dilemma
C. premise or premises
D. disjunctive syllogism
Answer» C. premise or premises
170.

Premises and conclusion are…………………………….

A. valid or invalid
B. sound or unsound
C. valid or sound
D. true or false
Answer» D. true or false
171.

Deductive argument is characterized as…………………………….

A. true or false
B. inductive
C. valid or invalid
D. materially true or materially false
Answer» C. valid or invalid
172.

Validity of deductive argument depends on……………………………………

A. form of argument
B. matter of argument
C. both form and matter
D. truth of premises and conclusion
Answer» A. form of argument
173.

……………………………………………….reveals the form of argument

A. truth or falsity of propositions
B. use of symbols
C. true premises
D. true conclusion
Answer» B. use of symbols
174.

In the history of logic, …………….………………….are two important stages of development.

A. Classical logic and Symbolic logic
B. scientific and artistic
C. aesthetical and ethical
D. valid and invalid
Answer» A. Classical logic and Symbolic logic
175.

Classical logic is also called ………………………………………

A. symbolic logic
B. mathematical logic
C. modern logic
D. ancient logic
Answer» D. ancient logic
176.

Ancient logic is also called…………………………………………..

A. symbolic logic
B. mathematical logic
C. modern logic
D. traditional logic
Answer» D. traditional logic
177.

Symbolic logic is also called…………………………………….

A. traditional logic
B. ancient logic
C. material logic
D. mathematical logic
Answer» D. mathematical logic
178.

Mathematical logic is also called…………………………………….

A. traditional logic
B. ancient logic
C. material logic
D. modern logic
Answer» D. modern logic
179.

Symbolic logic originated in connection with

A. mathematical theory
B. inductive method
C. evolution theory
D. economic theory
Answer» A. mathematical theory
180.

Classical logic is related to symbolic logic as

A. sound to unsound
B. embryo to adult organism
C. valid to invalid
D. true to false
Answer» B. embryo to adult organism
181.

…………………had introduced into logic the important notion of a variable

A. Thales
B. Socrates
C. Aristotle
D. Bacon
Answer» C. Aristotle
182.

………………………….is a symbol which can stand for any one of a given range of values

A. A logical constant
B. A modifier
C. A logical connective
D. A variable
Answer» D. A variable
183.

The development of symbolic logic has been bound up with the development of ………………………

A. physics
B. mathematics
C. chemistry
D. biology
Answer» B. mathematics
184.

…………………………………………………….. is the form of the argument

A. The structure or pattern of the argument
B. the subject matter with which the argument deals
C. the truth or falsity of propositions
D. the material truth of premises and conclusion
Answer» A. The structure or pattern of the argument
185.

A simple proposition is ………………………………………………………………….

A. a general proposition
B. one which contains other proposition as it’s component
C. one which does not contain any other proposition as it’s component
D. a molecular proposition
Answer» C. one which does not contain any other proposition as it’s component
186.

A compound proposition is …………………………………………………………….

A. an atomic proposition
B. a general proposition
C. one which does not contain any otherproposition as it’s component
D. one which contains other proposition as it’s component
Answer» D. one which contains other proposition as it’s component
187.

Conjunction is a compound proposition in which the word ………… is used to connect simple statements.

A. ‘not”
B. ’unless’
C. ‘or’
D. “and”
Answer» D. “and”
188.

‘Ramesh is either intelligent or hard working’ is an example of …………………………

A. negation
B. conjunction
C. disjunction
D. implication
Answer» C. disjunction
189.

“If it rains, then the road will be wet” is an example for……………………………………….

A. conjunction
B. negation
C. implication
D. disjunction
Answer» C. implication
190.

A general proposition is …………………………………

A. a quantified statement
B. a molecular proposition
C. a compound statement
D. an atomic proposition
Answer» A. a quantified statement
191.

‘All Keralites are Indians’ is an example for …………………………………………..

A. Universal negative proposition
B. particular affirmative proposition
C. particular negative proposition
D. Universal affirmative proposition
Answer» D. Universal affirmative proposition
192.

‘ Some fruits are sweet’ is an example for……………………………………….

A. Universal negative proposition
B. particular affirmative proposition
C. particular negative proposition
D. Universal affirmative proposition
Answer» B. particular affirmative proposition
193.

’ Some flowers are not red’ is an example for………………………………………..

A. particular affirmative proposition
B. Universal affirmative proposition
C. particular negative proposition
D. Universal negative proposition
Answer» C. particular negative proposition
194.

‘ No birds are fishes’ is an example for ……………………………………………

A. particular affirmative proposition
B. particular negative proposition
C. Universal negative proposition
D. Universal affirmative proposition
Answer» C. Universal negative proposition
195.

Singly general proposition is a general proposition with ………………………………..

A. no quantifier
B. one quantifier
C. one singular proposition
D. two or more quantifiers
Answer» B. one quantifier
196.

Multiply general proposition is a general proposition with ……………………………..

A. one quantifier
B. no quantifier
C. two or more quantifiers
D. two or more singular propositions
Answer» C. two or more quantifiers
197.

…………………………..is a branch of Symbolic Logic

A. classical logic
B. traditional logic
C. Propositional logic
D. mathematical logic
Answer» C. Propositional logic
198.

Quantification logic is also called………………………………………

A. Propositional logic
B. predicate logic
C. classical logic
D. ancient logic
Answer» B. predicate logic
199.

………………………………….analyses the internal structure of propositions

A. Propositional logic
B. truth functional logic
C. sentential logic
D. predicate logic
Answer» D. predicate logic
200.

……………………………………. does not analyse the internal structure of propositions

A. quantification logic
B. predicate logic
C. propositional logic
D. truth functional logic
Answer» C. propositional logic

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