PSOSM papers, exam by exam
Worked out from 15 PSOSM papers of the IIT Madras BS degree, 2023–2026 — Quiz 1, Quiz 2 and End Term — and their 47 questions: how long each exam is, how many marks it carries, which kinds of question it asks and how often a wrong answer costs marks. Every paper is on PSOSM PYQs, with its answer key and as a timed mock test.
| Feature | PSOSM papers at a glance |
|---|---|
| Papers | 15 |
| Questions | 47 |
| Exams | 3 |
| Years | 2023–2026 |
| Negative marking | None in these papers |
A typical PSOSM paper, by exam
| Exam | Papers | Questions | Marks | Time | Question types |
|---|---|---|---|---|---|
| PSOSM Quiz 1 | 5 | 3 | 50 | 120 min | 100% MCQ |
| PSOSM Quiz 2 | 5 | 3 | 50 | 120 min | 100% MCQ |
| PSOSM End Term | 5 | 4 | 50 | 180 min | 100% MCQ |
The middle value of each exam’s papers; a sitting can differ by a question or two.
Question types in PSOSM
| Question type | Questions | Share |
|---|---|---|
| Single choice (MCQ) | 47 | 100% |
Most PSOSM questions carry 10, 15 or 25 marks. None carries negative marks in its paper.
What each PSOSM exam covers
| Exam | What it covers |
|---|---|
| Quiz 1 | Quiz 1 is held at the end of week 4 of the term and covers the content of weeks 1–4. |
| Quiz 2 | Quiz 2 is held at the end of week 8 and covers the content of weeks 1–8, with the weight on weeks 5–8. |
| End Term | The End Term exam covers the whole course, all twelve weeks, in 1.5 hours per course. |
How to practise PSOSM
- Start with the newest papers of the exam you are sitting: every PSOSM paper, by exam and year.
- Open a paper in learning mode to see each answer and its explanation as you go.
- A few days before the exam, take one as a timed mock test: it is marked the moment you submit, with the paper’s own marks and negative marks.
- Check your answers against the answer keys, then review the questions you got wrong.
Latest PSOSM papers
| Paper | Exam | Term | Questions | Marks | Time | Practise |
|---|---|---|---|---|---|---|
| PSOSM End Term 13 Sept 2026 | End Term | May 2026 term | 4 | 50 | 180 min | Mock test — PSOSM End Term 13 Sept 2026 |
| PSOSM Quiz 2 16 Aug 2026 | Quiz 2 | May 2026 term | 4 | 50 | 120 min | Mock test — PSOSM Quiz 2 16 Aug 2026 |
| PSOSM Quiz 1 19 Jul 2026 | Quiz 1 | May 2026 term | 3 | 50 | 120 min | Mock test — PSOSM Quiz 1 19 Jul 2026 |
| PSOSM Quiz 2 23 Nov 2025 | Quiz 2 | September 2025 term | 3 | 50 | 120 min | Mock test — PSOSM Quiz 2 23 Nov 2025 |
| PSOSM Quiz 1 26 Oct 2025 | Quiz 1 | September 2025 term | 3 | 50 | 120 min | Mock test — PSOSM Quiz 1 26 Oct 2025 |
| PSOSM End Term 22 Dec 2024 | End Term | September 2024 term | 4 | 50 | 180 min | Mock test — PSOSM End Term 22 Dec 2024 |
| PSOSM Quiz 2 1 Dec 2024 | Quiz 2 | September 2024 term | 1 | 50 | 120 min | Mock test — PSOSM Quiz 2 1 Dec 2024 |
| PSOSM Quiz 1 27 Oct 2024 | Quiz 1 | September 2024 term | 3 | 50 | 120 min | Mock test — PSOSM Quiz 1 27 Oct 2024 |
Frequently asked questions
How many questions are in the IITM BS PSOSM Quiz 1?
A typical PSOSM Quiz 1 has 3 questions for 50 marks in 120 minutes, going by its 5 papers here. See every PSOSM Quiz 1 paper.
How many questions are in the IITM BS PSOSM Quiz 2?
A typical PSOSM Quiz 2 has 3 questions for 50 marks in 120 minutes, going by its 5 papers here. See every PSOSM Quiz 2 paper.
How many questions are in the IITM BS PSOSM End Term?
A typical PSOSM End Term has 4 questions for 50 marks in 180 minutes, going by its 5 papers here. See every PSOSM End Term paper.
Is there negative marking in IITM BS PSOSM?
None of the 47 PSOSM questions here carries negative marks in its paper, so an unanswered question and a wrong one both score zero.
What types of questions come in IITM BS PSOSM?
Across every PSOSM paper here: 100% MCQ. Most questions carry 10, 15 or 25 marks.