LOGIC AND PHILOSOPHY

AHSEC CLASS 11 - QUESTION PAPER 2022

ALLOTMENT OF MARKS

Section 1 (12 Marks)

1. Answer the following as directed: (1 × 12 = 12)

1. Logic is a ________ science. (Fill in the blank)
2. Universal negative proposition is represented by the ________ symbol. (Fill in the blank)
3. Give an example of one-predicate general proposition.
4. What is the name of the subject of the conclusion of a syllogism?
5. In a categorical syllogism from two particular propositions / universal propositions no conclusion can be drawn. (Choose the correct answer)
6. FERIO is a valid mood of the First / Second / Third Figure. (Choose the correct answer)
7. Every logical connective connects only ________ propositions. (Fill in the blank)
8. What is the derivative meaning of the word 'Philosophy'?
9. The founder of Yoga philosophy is ________. (Fill in the blank)
10. "Monads are windowless." Who said this statement?
11. In Indian philosophy, valid knowledge is known as ________. (Fill in the blank)
12. The different types of Idealism are ________ Idealism, ________ Idealism and Phenomenalistic Idealism. (Fill in the blanks)

Section 2 (24 Marks)

Answer the following questions: (2 × 12 = 24)

2. State two points of difference between traditional logic and symbolic logic.
3. Classify proposition according to quantity.
4. Write two points of difference between sentence and proposition.
5. Define conjunctive proposition with example.
6. Write two points of difference between Deductive and Inductive Inference.
7. State two rules of conversion.
8. Write the names of two valid moods of the Second Figure.
9. Symbolize the following propositions:
   (a) It is false that the grass is not green.
   (b) Either I will go to library or attend the seminar.
10. Write the names of two Vedic schools.
11. Give two criticisms of Innate Ideas.
12. Which of the following statements are true?
    (a) (i) "Descartes, Locke, Berkeley and Hume are rationalistic philosopher."
    (ii) "Descartes, Spinoza, Leibniz and Wolf are rationalistic philosopher."
    (b) (i) "Logic is concerned with mediate knowledge, not with immediate knowledge."
    (ii) "Logic is concerned with immediate knowledge, not with mediate knowledge."
13. State any two points of difference between Realism and Idealism.

Section 3 (40 Marks)

Answer in short (any ten): (4 × 10 = 40)

14. Explain the four-fold scheme of proposition.
15. Reduce the following sentences into logical form:
    (a) All that glitters is not gold.
    (b) Only intelligent students can pass the examination.
16. Explain the figure of a syllogism.
17. Distinguish between subject-predicate proposition and class-membership proposition.
18. Reduce any one of the following syllogistic arguments into logical form and test its validity:
    (a) Aristotle was a great logician, since he was a philosopher and all great logicians are philosophers.
    (b) No kings are poor, but all kings are men, so no men are poor.
19. What is truth function? Explain implicative function by giving a truth table for it.
20. Distinguish between Science and Philosophy.
21. Write a short note on Epistemology.
22. Write four characteristics of Empiricism.
23. Write short notes on: (a) Svārthānumāna (b) Parārthānumāna

Section 4 (24 Marks)

Answer the following questions elaborately (any four): (6 × 4 = 24)

24. What is a compound proposition? Define each of the different forms of compound proposition with examples.
    
    Or
    Define middle term. Discuss its function in categorical syllogism.
25. Define syllogism. Describe the characteristics of syllogism.
    
    Or
    Discuss Rationalism as a theory of the origin of knowledge.
26. Discuss the characteristics of symbolic logic.
    
    Or
    Construct truth tables for any two of the following propositional forms and find out whether it is tautologous, contradictory or contingent:
    (i) \(\sim p \vee q\)
    (ii) \(p \supset (p \cdot q)\)
    (iii) \(\sim (p \cdot q)\)
27. Explain any three characteristics of Indian philosophy.
    
    Or
    How many Pramāņas are accepted in Indian philosophy? Discuss Pratyaksa as a form of Pramāņa.