Class 11 Logic and Philosophy MCQ Chapter 4 Symbolic Logic

Class 11 Logic and Philosophy MCQ Chapter 4 Symbolic Logic Solutions in English Medium, HS 1st Year Logic and Philosophy MCQ Solutions, Class 11 Logic and Philosophy MCQ Chapter 4 Symbolic Logic Notes to each chapter is provided in the list so that you can easily browse throughout different chapter AHSEC Board Class 11 Logic and Philosophy Objective Type Question Answer and select needs one.

Class 11 Logic and Philosophy MCQ Chapter 4 Symbolic Logic

Also, you can read the AHSEC book online in these sections Solutions by Expert Teachers as per AHSEC (CBSE) Book guidelines. AHSEC Class 11 Logic and Philosophy Multiple Choice Question Answer. These solutions are part of AHSEC All Subject Solutions. Here we have given AHSEC Class 11 Logic and Philosophy Objective Type Solutions English Medium for All Subject, You can practice these here.

Symbolic Logic

Chapter – 4

MULTIPLE CHOICE QUESTION ANSWER

1. Who formulated classical deductive logic, which is the foundation of symbolic logic?

(i) Plato.

(ii) Aristotle.

(iii) None of the above.

(iv) All of the above.

Ans: (ii) Aristotle.

2. Which field has strongly influenced the development of symbolic logic?

(i) Biology.

(ii) Physics.

(iii) Mathematics.

(iv) Drawing.

Ans: (iii) Mathematics.

3. Which of the following terms is NOT associated with symbolic logic?

(i) Truth tables.

(ii) Ideograms.

(iii) Verbal reasoning.

(iv) All of the Above. 

Ans: (iii) Verbal reasoning.

4. Which of the following symbols is an example of an ideogram used in symbolic logic?

(i) ‘x’ (as a variable).

(ii) ‘∑’ (Summation symbol).

(iii) ‘&&’ (Logical AND operator).

(iv) ‘+’ (Addition symbol).

Ans: (iv) ‘+’ (Addition symbol).

5. What do ideograms in symbolic logic represent?

(i) Complex logical arguments.

(ii) Ideas or concepts directly.

(iii) None of the above.

(iv) All of the above.

Ans: (ii) Ideas or concepts directly.

6. What is a “valid” deductive argument?

(i) One where the conclusion logically follows from the premises.

(ii) One where the conclusion does not logically follow from the premises.

(iii) One that uses inductive reasoning.

(iv) One based on emotional reasoning.

Ans: (i) One where the conclusion logically follows from the premises.

7. What is the primary function of symbols in symbolic logic?

(i) To express complex ideas in simple language.

(ii) To represent specific logical concepts.

(iii) To describe natural phenomena.

(iv) To simplify verbal reasoning.

Ans: (ii) To represent specific logical concepts.

8. What is the primary purpose of symbols in symbolic logic?

(i) To make arguments more complex.

(ii) To express peculiar logical concepts.

(iii) To add emotional context to arguments.

(iv) To simplify natural language.

Ans: (ii) To express peculiar logical concepts.

9. What is the primary purpose of symbols in symbolic logic?

(i) To clarify the structure of logical arguments.

(ii) To express abstract mathematical ideas.

(iii) To make logical statements more concise.

(iv) Helps us to bring out the features of logical importance in arguments.

Ans: (iv) Helps us to bring out the features of logical importance in arguments.

10. What is one of the defects of ordinary language that symbolic logic aims to address?

(i) Precision.

(ii) Ambiguity.

(iii) Clarity.

(iv) Misleading.

Ans: (ii) Ambiguity.

11. What does the use of symbols in symbolic logic help the mind focus on?

(i) The material truth of the propositions.

(ii) The meaning of the words.

(iii) The form of the argument.

(iv) The influence of emotions.

Ans: (iii) The form of the argument.

12. Which of the following is a logical constant used in propositional logic?

(i) “+”

(ii) “x”

(iii) “¬” (Negation sign).

(iv) “=”

Ans: (iii) “¬” (Negation sign).

13. In propositional logic, what does a propositional formula represent?

(i) A single statement.

(ii) A logical argument.

(iii) A combination of symbols according to logical rules.

(iv) None of the above.

Ans: (iii) A combination of symbols according to logical rules.

14. What does the “∨” symbol represent in propositional logic?

(i) Conjunction (and).

(ii) Disjunction (or).

(iii) Negation (not).

(iv) Implication (if-then).

Ans: (ii) Disjunction (or).

15. Which of the following is the symbol for negation (not)?

(i) ∧

(ii) ∨

(iii) ¬

(iv) →

Ans: (iii) ¬