163
81.3k

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) .

Take a Test
101.

‘ ’ is the symbol for ------ ѵ

A. implication
B. conjunction
C. disjunction
D. none of these
Answer» C. disjunction
discuss
102.

The components of a disjunction are called ------------

A. terms
B. disjuncts
C. conjuncts
D. none of these
Answer» B. disjuncts
discuss
103.

Find the odd one out.

A. implication
B. disjunction
C. negation
D. argument
Answer» D. argument
discuss
104.

The components of conjunction are called _________.

A. terms
B. disjuncts
C. conjuncts
D. none of these
Answer» C. conjuncts
discuss
105.

‘It is not the case that Raju is honest’ is a ------ proposition

A. atomic
B. compound
C. general
D. none of these
Answer» B. compound
discuss
106.

The statement form with both true and false substitution instances is called _________.

A. contradiction
B. contingent
C. conjunction
D. tautology
Answer» B. contingent
discuss
107.

Modus Tollens means denying the ________.

A. antecedent
B. consequent
C. both (a) and (b)
D. none of these
Answer» C. both (a) and (b)
discuss
108.

‘It is not the case that Ramesh is honest’ is symbolised as ------

A. r
B. ~ r
C. r . h
D. none of these
Answer» B. ~ r
discuss
109.

If we can construct a formal proof , the argument is _________.

A. invalid
B. false
C. true
D. valid
Answer» D. valid
discuss
110.

Modus Ponens means _______ the antecedent and the consequent.

A. affirming
B. constructing
C. denying
D. none of these
Answer» A. affirming
discuss
111.

Compound propositions are also known as ________.

A. negative
B. particular
C. affirmative
D. none of these
Answer» D. none of these
discuss
112.

Simple propositions are also known as ----------------- propositions

A. affirmative
B. universal
C. general
D. none of these
Answer» D. none of these
discuss
113.

Compound propositions are also known as ________.

A. molecular
B. atomic
C. general
D. none of these
Answer» A. molecular
discuss
114.

In disjunction, two simple propositions are combined by ------

A. if -- then
B. and
C. ‘either -- or’.
D. if and only if
Answer» B. and
discuss
115.

Find the odd one out.

A. logic
B. ethics
C. aesthetics
D. economics
Answer» D. economics
discuss
116.

------- is generally regarded as the science of thought

A. logic
B. ethics
C. aesthetics
D. none of these
Answer» A. logic
discuss
117.

------is an example for normative science

A. economics
B. psychology
C. physics
D. logic
Answer» D. logic
discuss
118.

_________ is the symbolic expression for ‘p or q’.

A. p . q
B. p v q
C. p כ q
D. p . ~ q
Answer» B. p v q
discuss
119.

Disjunction is a ------- proposition

A. simple
B. general
C. compound
D. none of these
Answer» C. compound
discuss
120.

Simple propositions are also known as ----------------- propositions

A. molecular
B. atomic
C. general
D. none of these
Answer» B. atomic
discuss
121.

‘v ’ symbol connects __________.

A. disjuncts
B. conjuncts
C. biconditionals
D. none of these
Answer» A. disjuncts
discuss
122.

----- symbol indicates Implication function

A. ∙
B. כ
C. ∨
D. ~
Answer» B. כ
discuss
123.

Implication is a ------- proposition

A. simple
B. general
C. compound
D. none of these
Answer» C. compound
discuss
124.

Find the odd one out.

A. dot
B. wedge
C. horseshoe
D. term
Answer» D. term
discuss
125.

_________ is the symbolic expression for ‘p and negation q’.

A. p. q
B. p q
C. p v ~q
D. p ~ q ѵ Ͻ
Answer» C. p v ~q
discuss (1)
126.

_________ is not a truth-functional connective.

A. dot
B. horseshoe
C. wedge
D. none of these
Answer» D. none of these
discuss
127.

Negation is indicated by _________ symbol.

A. tilde
B. dot
C. horseshoe
D. wedge
Answer» A. tilde
discuss
128.

The symbol _________ indicates material equivalence.

A. tilde
B. three bar
C. horseshoe
D. wedge
Answer» B. three bar
discuss
129.

If C is true, Z is false , then the truth value of the compound statement (C כ~ Z)

A. false
B. true
C. cannot be determined
D. none of these
Answer» B. true
discuss
130.

‘John will win the superbowl unless Andrews wins his Championship’ is symbolised as ----

A. j v a
B. j. ~ a
C. j כ~ a
D. none of these
Answer» A. j v a
discuss (1)
131.

Which one of the following is logically equivalent to ‘p’

A. ~ p
B. ~ ~ p
C. cannot be determined
D. none of these
Answer» B. ~ ~ p
discuss
132.

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

A. false
B. true
C. cannot be determined
D. none of these
Answer» B. true
discuss
133.

----- had introduced into logic the important notion of variable.

A. plato
B. socrates
C. aristotle
D. none of these
Answer» C. aristotle
discuss
134.

‘You will fail in the exam unless you study well’ is symbolized as ---

A. f . s
B. f v s
C. f. ~s
D. none of these
Answer» B. f v s
discuss
135.

If A is true, X is false , then the truth value of the compound statement (A v ~X)

A. false
B. true
C. cannot be determined
D. none of these
Answer» B. true
discuss
136.

The foundations of logic were laid by ------ in the fourth century B.C.

A. plato
B. socretes
C. aristotle
D. none of these
Answer» C. aristotle
discuss
137.

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

A. false
B. true
C. cannot be determined
D. none of these
Answer» A. false
discuss
138.

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

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
discuss
139.

The truth value of the negation of any false statement is -----

A. true
B. false
C. cannot be determined
D. none of these
Answer» A. true
discuss
140.

‘p v q’ is false if p is ----- and q is --------

A. true – false
B. false - false
C. false - true
D. none of these
Answer» B. false - false
discuss
141.

‘p כ q’ is false if p is ----- and q is false

A. true
B. false
C. cannot be determined
D. none of these
Answer» A. true
discuss
142.

‘p . q’ is false if p is ---- q is -----

A. true - false
B. false - false
C. false - true
D. all of these
Answer» D. all of these
discuss
143.

‘p v q’ is true if p is----- and q is ------

A. true - false
B. false - true
C. true - true
D. all of these
Answer» D. all of these
discuss
144.

‘Railways will win the football cup unless Mohan Bagan wins the football championship’

A. r . b
B. r v b
C. b. r
D. none of these
Answer» B. r v b
discuss
145.

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

A. true
B. false
C. cannot be determined
D. none of these
Answer» A. true
discuss
146.

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

A. true
B. false
C. cannot be determined
D. none of these
Answer» B. false
discuss
147.

‘ p is a sufficient condition for q’ is symbolised as ----

A. p . q
B. p כ q
C. q. p
D. none of these
Answer» B. p כ q
discuss
148.

If A is true, X is false , then the truth value of the compound statement (~A v ~X)

A. true
B. false
C. cannot be determined
D. none of these
Answer» A. true
discuss
149.

The words Truth / Falsity refers to

A. arguments
B. terms
C. copula
D. none of these
Answer» D. none of these
discuss
150.

‘p only if q’ is symbolised as -----

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

Done Studing? Take A Test.

Great job completing your study session! Now it's time to put your knowledge to the test. Challenge yourself, see how much you've learned, and identify areas for improvement. Don’t worry, this is all part of the journey to mastery. Ready for the next step? Take a quiz to solidify what you've just studied.

Take a Test