IGNOU BPYC-133 December 2023 Previous Year Question Paper

Q1.Write a note on the traditional square of opposition.

Q2.What is a dilemma ? How can we avoid a dilemma ?

Q3.What are the salient features of Indian Logic ?

Q4.How is it different from Western Logic ?

Q5.What is inductive reasoning ? What are the limitations of inductive reasoning ?

Q6.Answer any two of the following questions in about 200 words each :

(a) Explain existential import. 10

(b) Discuss Pararthanumana with suitable examples. 10

(c) Test the validity of the following with the help of Venn diagram : 2.5x4=10

Q7.EAE-2 Gi) AIL3

(ii) OAO-4

(d) Define a term. What do you understand by the distribution of terms of categorical propositions ?

Q8.Answer any four of the following questions in about 150 words each :

(a) Write a note on the concept of validity in deductive logic. 5

(b) Differentiate between Aristotelian logic and predicate logic. 5

(c) Differentiate between inductive reasoning and deductive reasoning. 5

(d) Find the conversion and obversion of the following propositions : 2.5x2=5 @ All tigers are cats. Gi) Some fishes are not mammals.

(e) If, “All men are mortals” is false, then what will be the truth value of the following propositions ? 12555 @ No men are mortal. Gi) Some men are mortal.

(ii) Some men are not mortal.

(iv) All mortal are men.

(v) Some mortal are not men.

(f) Distinguish between proposition and sentence.

Q9.Write short notes on any five of the following in about 100 words each : 4 each

(a) Denotation

(b) Modus Tollens

(c) Hetvabhasa

(d) Tautology

(e) Fallacy of false cause

(f) Material implication

(g) Truth function

(h) Well formed formulas

Q10.EAE-2

(i) AII-3

(iii) OAO-4