OPERATING SYSTEMS MCA First Sem

Syllabus

Course Code: MCA1104

Operating Systems

UNIT-I

Introduction to Operating System Concept: Types of Operating Systems, Operating Systems Concepts, Operating System Operations. Operating Systems Structures- Operating System Services, User Operating-System Interface, Introduction to System Calls, Types of System Calls.

UNIT-II

Process Management: Process Concept, Process State Diagram, Process Control Block, Process Scheduling, Inter Process Communication, Threads-Threading Issues, Scheduling-Basic Concepts, Scheduling Criteria, Scheduling Algorithms.

UNIT-III

Process Synchronization: The Critical-Section Problem, Peterson's Solution, Synchronization Hardware, Semaphores, Classic Problems of Synchronization, Monitors, Principles of Deadlock: System Model, Deadlock Characterization, Deadlock Handling, Deadlock Prevention, Detection and Avoidance, Recovery Starvation, Critical Regions Form Deadlock.

UNIT-IV

Memory Management: Swapping, Contiguous Memory Allocation, Paging, Structure of the Page Table, Segmentation Virtual Memory Management- Demand Paging, Page- Replacement Algorithms, Thrashing. File-System Interface: File Concept, Access Methods, Directory Structure, File-System Mounting, Files Sharing, Protection. File-System Implementation- File-System Structure, Allocation Methods, Free-Space Management, Disk Structure, Disk Scheduling.

UNIT-V

Case Studies: Linux System: Design Principles, Kernel Modules, Process Management, File Systems, Input and Output, Interprocess Communication, Network Structure, Security. Windows 7: Design Principles, System Components, Terminal Services and Fast User, File System, Networking, Programmer Interface.