IGNOU BPYC-105 Assignment 2026
Logic
Last updated by IGNOU: 31 Aug 2026. Guide written from the official PDF on 19 Oct 2026, 05:15 pm.
About the BPYC-105 assignment
The BPYC-105 Logic assignment covers fallacies, deductive and inductive reasoning, truth functions, categorical propositions, inference and Indian logic. It also includes exercises involving formal proofs, truth tables and Venn diagrams.
The assignment has five compulsory questions worth 20 marks each. Questions 1 and 2 offer alternatives and require about 400 words each. Question 3 requires two responses of about 200 words each, Question 4 requires four responses of about 150 words each, and Question 5 requires five short notes of about 100 words each.
What the assignment asks
| Question | Marks | Topic |
|---|---|---|
| Question 1 | 20 | Discuss fallacies and ambiguity, or compare deductive and inductive reasoning and examine the limitations of deduction. |
| Question 2 | 20 | Explain truth functions with examples, or discuss the Boolean interpretation of the square of opposition. |
| Question 3 | 2*10=20 | Choose two tasks covering opposition between categorical propositions, mediate and immediate inference, truth and validity in inductive logic, or propositional logic. |
| Question 4 | 4*5=20 | Choose four tasks involving truth tables, standard-form propositions, Indian logic, a formal proof, indirect truth-table testing, or Venn-diagram testing of syllogistic moods. |
| Question 5 | 5*4=20 | Write notes on five topics selected from Hetvabhas, obversion, tautology, categorical proposition quality, constructive dilemma, equivocation, Vyapti and petitio principii. |
This is a summary of each question. Download the official PDF above for the exact questions and word limits.
How to write and submit it
- Attempt all five main questions; each carries 20 marks.
- For Questions 1 and 2, choose one alternative in each and write about 400 words per answer.
Assignment details and PDFs come from IGNOU's official website; the guide is a summary of the official PDF. Always check the latest instructions and last dates on ignou.ac.in or with your Regional Centre before submitting.