Operating System (BCS401) is a Semester 4 subject for CS, IT, COMPUTER ENGINEERING, CS (ALL SPECIALIZATIONS), ETC. students at Dr. APJ Abdul Kalam Technical University (AKTU), Lucknow. Free study material including, previous year question papers (2017 to 2025) — all free, no login required.
Operating System (subject code: BCS401) is an important Semester 4 subject taught at Dr. APJ Abdul Kalam Technical University (AKTU), formerly known as UPTU (Uttar Pradesh Technical University), Lucknow. It is part of the CS, IT, COMPUTER ENGINEERING, CS (ALL SPECIALIZATIONS), ETC. curriculum and covers fundamental concepts that are essential for both university examinations and competitive career placements. The subject carries significant weightage in the AKTU semester examination and is known for its consistent question patterns over the years (2025, 2024, 2023, 2022, 2019, 2018, 2017).
To score well in Operating System (BCS401) at AKTU, follow this proven strategy:
AKTUPro hosts 7 free previous year question papers for Operating System from 2025, 2024, 2023, 2022, 2019, 2018, 2017. These question papers for BCS401 follow a consistent pattern set by AKTU/UPTU and are the best resource to understand what the examiner expects. All BCS401 PYQs on this page are watermark-free and available to view or download instantly.
Free Operating System (BCS401) notes are available on AKTUPro — notes will be uploaded soon. No login required.
AKTUPro has 7 free PYQs for Operating System (BCS401) from 2025, 2024, 2023, 2022, 2019, 2018, 2017. All watermark-free.
Solved papers for Operating System (BCS401) will be uploaded soon. PYQs and notes are available now.
The complete unit-wise AKTU syllabus for BCS401 Operating System (Semester 4) is available under the Syllabus tab on this page, covering all units as per the latest AKTU/UPTU curriculum.
AKTUPro is a free educational platform built specifically for students of Dr. APJ Abdul Kalam Technical University (AKTU), Lucknow. We provide organized, semester-wise study material for all AKTU B.Tech subjects — including Operating System (BCS401) and hundreds of other subjects across all branches and semesters. Every resource on AKTUPro — notes, PYQs, solved papers, practical files, and viva questions — is completely free and accessible without any registration or download limits.