BSCS4022 · Data Science · BSc Degree Level

Operating Systems previous year papers

Quiz Space has 16 Operating Systems previous year papers from the IIT Madras BS Data Science programme — 5 Quiz 1 papers, 5 Quiz 2 papers and 6 End Term papers — sat between the January 2024 term and the January 2026 term. Every paper shows its questions with the answer key, and each can be taken as a timed mock test on the real exam screen. Free, no sign-up needed.Also searched as OS · course code BSCS4022.

Papers: 16
Questions: 299
Terms: 5
Latest: 10 May 2026

Updated 25 Sept 2026

Operating Systems Quiz 1 PYQ

All 5 papers

5 Operating Systems Quiz 1 papers from 2024–2026. Quiz 1 is held at the end of week 4 of the term and covers the content of weeks 1–4.

Operating Systems Quiz 1 papers
Paper	Term	Questions	Marks	Time	Practise
15 Mar 2026	January 2026 term	18	50	120 min	Mock test
26 Oct 2025	September 2025 term	18	50	120 min	Mock test
23 Feb 2025	January 2025 term	19	50	120 min	Mock test
7 Jul 2024	May 2024 term	19	50	120 min	Mock test
25 Feb 2024	January 2024 term	22	50	120 min	Mock test

Operating Systems Quiz 2 PYQ

All 5 papers

5 Operating Systems Quiz 2 papers from 2024–2026. 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.

Operating Systems Quiz 2 papers
Paper	Term	Questions	Marks	Time	Practise
12 Apr 2026	January 2026 term	17	50	120 min	Mock test
23 Nov 2025	September 2025 term	17	50	120 min	Mock test
16 Mar 2025	January 2025 term	17	50	120 min	Mock test
4 Aug 2024	May 2024 term	18	50	120 min	Mock test
24 Mar 2024	January 2024 term	19	50	120 min	Mock test

Operating Systems End Term PYQ

All 6 papers

6 Operating Systems End Term papers from 2024–2026. The End Term exam covers the whole course, all twelve weeks, in 1.5 hours per course.

Operating Systems End Term papers
Paper	Term	Questions	Marks	Time	Practise
10 May 2026 · Set 1	January 2026 term	20	50	180 min	Mock test
10 May 2026 · Set 1-2	January 2026 term	20	50	180 min	Mock test
13 Apr 2025 · Set 1	January 2025 term	15	39	180 min	Mock test
13 Apr 2025 · Set 1-2	January 2025 term	15	39	180 min	Mock test
1 Sept 2024	May 2024 term	20	50	180 min	Mock test
28 Apr 2024	January 2024 term	25	60	180 min	Mock test

Frequently asked questions

Where can I find Operating Systems previous year question papers?

All 16 Operating Systems papers are on this page, grouped by exam: 5 Quiz 1 papers, 5 Quiz 2 papers and 6 End Term papers. Open any paper to read it with answers, or start it as a timed mock test.

Are the Operating Systems PYQs free, and do they have answers?

Yes. Every paper is free to read and practise, with the correct option marked for each question. Signing in with Google is only needed to save your attempts and see your analysis.

Which is the latest Operating Systems paper?

The newest is the End Term of 10 May 2026 (January 2026 term). New papers are added after each term’s exams.

How many Operating Systems Quiz 1 papers are there?

5 Quiz 1 papers from 2024–2026, with 96 questions in all. See every Operating Systems Quiz 1 paper.

How many Operating Systems Quiz 2 papers are there?

5 Quiz 2 papers from 2024–2026, with 88 questions in all. See every Operating Systems Quiz 2 paper.

How many Operating Systems End Term papers are there?

6 End Term papers from 2024–2026, with 115 questions in all. See every Operating Systems End Term paper.

Is Quiz Space an official IIT Madras website?

No. Quiz Space is an independent practice site by Unknown IITians. The papers are IIT Madras BS papers from past terms; for the syllabus and grading rules, see the official site at study.iitm.ac.in.

Operating Systems is a BSc Degree Level course of the IIT Madras BS in Data Science and Applications programme (course code BSCS4022). Quiz Space by Unknown IITians is an independent study resource and is not affiliated with IIT Madras. Also see every Quiz 1 paper across subjects.