BCS401 Operating System Syllabus
AKTU B.Tech 4th Semester · Unit-wise syllabus (2023-24 onwards)
BCS401 / KCS401 Operating System AKTU B.Tech 4th Semester ka subject hai, jiske 4 credits aur L-T-P 3-0-0 hai. Iske syllabus mein 5 units hain: Introduction, Concurrent Processes, CPU Scheduling · Deadlock, Memory Management, I/O Management and Disk Scheduling · File System. Neeche har unit ke complete topics diye gaye hain, jo Dr. A.P.J. Abdul Kalam Technical University ke official syllabus se liye gaye hain.
BCS401 Subject Details
| Subject Code | BCS401 / KCS401 |
|---|---|
| Subject Name | Operating System |
| Course | AKTU B.Tech |
| Year / Semester | 2nd Year · 4th Semester |
| Credits | 4 |
| L-T-P | 3-0-0 |
| Total Units | 5 |
| Effective From | 2023-24 |
BCS401 Operating System Unit-Wise Syllabus
AKTU official syllabus (2023-24 onwards) — 5 units.
Unit 1: Introduction
Introduction : Operating system and functions, Classification of Operating systems- Batch, Interactive, Time sharing, Real Time System, Multiprocessor Systems, Multiuser Systems, Multiprocess Systems, Multithreaded Systems, Operating System Structure- Layered structure, System Components, Operating System services, Reentrant Kernels, Monolithic and Microkernel Systems.
Unit 2: Concurrent Processes
Concurrent Processes: Process Concept, Principle of Concurrency, Producer / Consumer Problem, Mutual Exclusion, Critical Section Problem, Dekker’s solution, Peterson’s solution, Semaphores, Test and Set operation; Classical Problem in Concurrency- Dining Philosopher Problem, Sleeping Barber Problem; Inter Process Communication models and Schemes, Process generation.
Unit 3: CPU Scheduling · Deadlock
CPU Scheduling: Scheduling Concepts, Performance Criteria, Process States, Process Transition Diagram, Schedulers, Process Control Block (PCB), Process address space, Process identification information, Threads and their management, Scheduling Algorithms, Multiprocessor Scheduling. Deadlock: System model, Deadlock characterization, Prevention, Avoidance and detection, Recovery from deadlock.
Unit 4: Memory Management
Memory Management: Basic bare machine, Resident monitor, Multiprogramming with fixed partitions, Multiprogramming with variable partitions, Protection schemes, Paging, Segmentation, Paged segmentation, Virtual memory concepts, Demand paging, Performance of demand paging, Page replacement algorithms, Thrashing, Cache memory organization, Locality of reference.
Unit 5: I/O Management and Disk Scheduling · File System
I/O Management and Disk Scheduling: I/O devices, and I/O subsystems, I/O buffering, Disk storage and disk scheduling, RAID. File System: File concept, File organization and access mechanism, File directories, and File sharing, File system implementation issues, File system protection and security.
BCS401 Course Outcomes
- At the end of course , the student will be able to understand
- CO 1 Understand the structure and functions of OS K1, K2
- CO 2 Learn about Processes, Threads and Scheduling algorithms. K1, K2
- CO 3 Understand the principles of concurrency and Deadlocks
- CO 4 Learn various memory management scheme K2
- CO 5 Study I/O management and File systems. K2
- K2,K4
BCS401 Reference Books
- Silberschatz, Galvin and Gagne, “Operating Systems Concepts”, Wiley
- Sibsankar Halder and Alex A Aravind, “Operating Systems”, Pearson Education
- Harvey M Dietel, “ An Introduction to Operating System”, Pearson Education
- D M Dhamdhere, “Operating Systems : A Concept based Approach”, 2nd Edition,
- TMH 5. William Stallings, “Operating Systems: Internals and Design Principles ”, 6th Edition, Pearson Education
BCS401 Syllabus — FAQs
BCS401 Operating System syllabus mein kitne units hain?
AKTU BCS401 Operating System syllabus mein 5 units hain — Unit 1 (Introduction), Unit 2 (Concurrent Processes), Unit 3 (CPU Scheduling · Deadlock), Unit 4 (Memory Management), Unit 5 (I/O Management and Disk Scheduling · File System). Poora unit-wise breakdown is page pe upar diya gaya hai.
Is BCS401 the same as KCS401?
Haan. AKTU ne 2022-23 se subject codes ka prefix badla tha, isliye ek hi subject BCS401 aur KCS401 dono codes se jaana jaata hai. Syllabus content wahi hai.
BCS401 ke kitne credits hain?
AKTU evaluation scheme ke hisaab se BCS401 Operating System ke 4 credits hain, aur L-T-P 3-0-0 hai.
BCS401 ke previous year question papers kahan milenge?
BCS401 Operating System ke saare AKTU previous year question papers Ryzenstudy pe free download ke liye available hain — bina login ke.
Kya ye official AKTU syllabus hai?
Haan. Is page ka poora content Dr. A.P.J. Abdul Kalam Technical University ke official syllabus PDF (2023-24 se effective) se liya gaya hai. Original PDF ka direct link is page pe sabse upar highlighted hai.
Related AKTU Syllabus
Source: Dr. A.P.J. Abdul Kalam Technical University official syllabus — AKTU B.Tech 2nd Year CSE Syllabus. Ryzenstudy AKTU se affiliated nahi hai. Last verified: 2026-08-14.