Bilkent University - Computer Engineering Department

CS 342 Operating Systems - Spring 2026

[Grading Policy] [Moodle] [STARS Syllabus] [References]

Course Description

Introduction to Computer and Operating Systems; Processes; Threads; Interprocess Communication; Process Scheduling; Process Synchronization; Deadlocks; Memory Management and Virtual Memory; File Systems: Interface and Implementation; Mass-Storage Structure and Management; Input/Output Systems; Examples from Operating Systems such as Linux and Windows.
Credit units: 4. ECTS Credit units: 6.5.
Prerequisites: CS 202 and CS 224 are mandatory. You are recommended to take this course in the second semester of your third year in the curriculum, after taking MATH 230 (Probability and Statistics). Part of homeworks and projects will require Probability and Statistics knowledge to do experiments and analyze the results.

Textbooks

[Mandatory] Operating System Concepts, A. Silberschatz, P. Galvin, G. Gagne, 10th edition, Wiley, 2021. [OS-Book]
[Recommended] The C Programming Language, by Brian W. Kernighan and Dennis M. Ritchie, Prentice Hall PTR, 1998. (or any other C book)

Instructors

Dr. Ibrahim Korpeoglu
- Email: korpe ATSIGN cs.bilkent.edu.tr; Office: EA401; Phone: x2599.
- Lecture Hours:
  - Section 1: Tue 08:30-10:20; Thu 13:30-15:20. Classroom: B-206.
  - Section 2: Tue 10:30-12:20; Thu 15:30-17:20. Classroom: B-206.
- Office Hours: Any time.
Dr. Abdullah Talayhan
- Email: talayhan ATSIGN bilkent.edu.tr; Office: EA503; Phone: x2917.
- Lecture Hours:
  - Section 3: Mon 10:30-12:20; Wed 15:30-17:20. Classroom: B-203.
- Office Hours: Any time.

Teaching Assistants

... (x2 TA load). Email: ... ATSIGN .... Office: ....
.... (x1 TA load). Email: ...ATSIGN .... Office: ....

Graders

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.... Email: ... ATSIGN ...

Topics Covered

Introduction/Overview
Processes, IPC
Threads
CPU Scheduling
Synchronization
Deadlocks
Memory Management
File Systems
Mass Storage Management
Input/Output
Protection and Security

Weekly Topic Schedule (tentative)

W	Date	Topics and Events
01	Jan 19	Topic: Introduction. Jan 22 (Thu): Classes begin.
02	Jan 26	Topic: Introduction. Homework 1 assigned. Jan 28 (Wed): drop/add deadline. Jan 29 (Thu, 13:00): Exam reservations.
03	Feb 2	Topic: Processes, IPC. Quiz 1.
04	Feb 9	Topic: Threads. Project 1 out.
05	Feb 16	Topic: CPU Scheduling. Quiz 2.
06	Feb 23	Topic: Synchronization. Feb 26: Withdraw period starts.
07	Mar 2	Topic: Synchronization. Homework 2 assigned. Quiz 3. Project 2 out.
08	Mar 9	Topic: Deadlocks. Mar 11: Withdraw period ends.
09	Mar 16	Topic: None. Mar 16-17-18: Spring Break. Mar 19: No classes. Mar 20-21-22: Ramadan Holiday.
10	Mar 23	Topic: Memory Management. Project 3 out. Quiz 4.
11	Mar 30	Topic: Memory Management.
12	Apr 6	Topic: Memory Management. File Systems. Quiz 5.
13	Apr 13	Topic: File Systems. Homework 3 assigned. Project 4 out.
14	Apr 20	Topic: File Systems. Apr 23 (Thu): National Holiday. Apr 24-25 (Fri, Sat): Spring Festival. Quiz 6.
15	Apr 27	Topic: Mass Storage. May 1 (Fri): Labor Day Holiday.
16	May 4	Topic: Input/Output. Protection. May 8 (Fri): Last day of classses. FZ grades submissions. Quiz 7.

26 Feb - 11 Mar: Withdraw dates.
9-22 May 2026: Final exam period.
June 5, 2026: Submission and announcements of grades.
Academic Calendar - Spring 2026

Midterm Exam: ...
Final Exam: ...

Lecture Notes

Posted in Moodle.

Homeworks

Posted in Moodle.

Projects

Posted in Moodle.

Weekly Class Schedule

Time	Monday	Tuesday	Wednesday	Thursday
08:30 - 10:20		S1 (B-206)
10:30 - 12:20	S3 (B-203)	S2 (B-206)
12:20 - 13:30	Lunch Break
13:30 - 15:20				S1 (B-206)
15:30 - 17:20			S3 (B-203)	S2 (B-206)