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Subject Syllabus

CSIT-502 - Operating System

CSIT · Semester 5

Course Modules

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Introduction to operating systems Evaluation of operating systems Types of operating systems System protection Operating system services Operating system structure System calls and system boots Operating system design and implementation Spooling and buffering

Basic concepts of CPU scheduling Scheduling criteria Scheduling algorithms Algorithm evaluation Multiple processor scheduling Process concept Operations on processes Threads Inter-process communication Precedence graphs Critical section problem Semaphores Classical problems of synchronization

Deadlock problem Deadlock characterization Deadlock prevention Deadlock avoidance Deadlock detection Recovery from deadlock Methods for deadlock handling Concepts of memory management Logical and physical address space Swapping Fixed and dynamic partitions Best-Fit, First-Fit, and Worst-Fit allocation Paging Segmentation Paging combined with segmentation

Concepts of virtual memory Cache memory organization Demand paging Page replacement algorithms Allocation of frames Thrashing Demand segmentation Role of the operating system in security Security breaches System protection Password management

Disk scheduling File concepts File manager File organization Access methods Allocation methods Free space management Directory systems File protection File organization and access mechanism File sharing implementation issues File management in Linux Introduction to distributed systems