Subject Details
Dept     : CSE
Sem      : 4
Regul    : 2019
Faculty : V.SAVITHA
phone  : NIL
E-mail  : savicse@gmail.com
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Lecture Notes

UNIT 1:
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Introduction:Computer System Organization, Architecture,
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Operation ,Process Management
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Memory Management – Storage Management
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Operating System – Process concept
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Process scheduling
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Operations on processes Cooperating processes
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Inter process communication
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Threads: Multi-threading Models
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Threading issues
UNIT 2:
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CPU Scheduling: Scheduling criteria
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Deadlock: System model – Deadlock characterization, Methods for handling deadlocks
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Deadlock prevention, Deadlock avoidance
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Deadlock detection – Recovery from deadlock
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Process Synchronization, The critical-section problem, Synchronization hardware
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Semaphores – Classical problems of synchronization.
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Scheduling algorithms-FCFS,SJF
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Multiple-processor scheduling – Real time scheduling , Algorithm Evaluation,
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Scheduling algorithms-Priority, Round Robin
UNIT 3:
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Memory Management: Background
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Swapping – Contiguous memory allocation