LL.B. (Five Years) Sem 1 Logic 1 2017-18 Question Paper - Mumbai University | munotes

Questions asked in this paper

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SECTION I - Q.1) Answer the following in one or two sentences (20 marks)

1. Q1 What is inference and implication? Give example.
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2. Q2 Define word, term and name. Give example.
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3. Q3 What is form of a proposition? and form of a sentence? Give examples.
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4. Q4 Define a singular and a general term. Give example.
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5. Q5 Define a categorical proposition and conditional proposition. Give example.
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6. Q6 What is distribution of a term? When is a term said to be distributed?
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7. Q7 What is relational proposition? What is the term from which the relation proceeds known as? What is the term to which the relation proceeds known as?
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8. Q8 What is a class-membership proposition? Give the symbol for 'an individual' and 'a class'.
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9. Q9 Define equivalent proposition / material equivalence.
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10. Q10 Define immediate inference. Give an example.
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SECTION II - Q.2) Write short notes on any four of the following (20 marks)

1. Q11 Logic is a science of all sciences, logic is a formal science.
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2. Q12 Constituents and components of a proposition.
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3. Q13 Three senses of connotation.
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4. Q14 Opposition of a singular proposition
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5. Q15 Conversion of A proposition.
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6. Q16 'Coercion' as per 'Indian Contract Act'.
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SECTION III - Q.3) Answer the following (any two) (12 marks)

1. Q17 a) Reduce the following sentences to logical form and identify the kind of proposition as per traditional logic. Name the terms that are distributed.
   • (1) Few children do not love circus.
   • (2) Human nature never changes.
   • (3) Women are jealous.
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2. Q18 b) 1) Identify the following compound proposition, symbolise it and construct a truth table: 'If Radha was the wife of Krishna, Krishna was a male'
   • (2) Symbolise the following.
   • (i) A few actors are successful. (Ax, Sx)
   • (ii) Every diamond is a precious stone. (Dx, Px)
   • (iii) Most Indians believe in rebirth. (Ix, Bx)
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3. Q19 c) Identify the following propositions and symbolise them as per modern logic.
   • (1) Jana Sangh hates communist party
   • (2) Arjun was a warrior.
   • (3) It rains
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SECTION IV - Q.4) Answer the following questions. Question 'f' is compulsory. Of the remaining attempt any three questions (48 marks)

1. Q20 a) There is a distinction between deduction and induction but there is no opposition between them, they supplement each other? Explain.
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2. Q21 b) What is meant by analogy? What is the value and what are the limitations of analogical reasoning?
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3. Q22 c) Logic is said to be formal? Explain. Is it correct to say that deductive logic is purely formal and Inductive purely material?
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4. Q23 d) Explain with illustration the distinction between (1) singular and general terms (2) contrary and contradictory terms.
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5. Q24 e) When are propositions said to be opposed? Which of the forms of opposition really deserve the name and why?
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6. Q25 f) Do as Directed.
   • (1) Few men are not in need of money. (Give converse and obverse)
   • (2) All irrelevant talk is useless. (Give obverse and converse)
   • (3) All logic books contain misprints. (Give contrary and contradictory)
   • (4) Dronacharya was a great teacher. (Give logical opposite)
   • (5) Not every tale is believable. (Give obverse and converse)
   • (6) A politician is a man. Therefore a good politician is a good man. (Identify the inference and give reason)
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Read from the scan above, so a character or two may differ. The scan is the original.