Operating System

The book contains: Computer System Overview - Basic Elements Instruction Execution Interrupts Memory Hierarchy Cache Memory Direct Memory Access Multiprocessor and Multi-core Organization. Operating system overview - objectives and functions Evolution of Operating System - Computer System Organization - Operating System Structure and Operations - System Calls System Programs OS Generation and System Boot. Processes-Process Concept Process Scheduling Operations on Processes Inter-process Communication; Threads - Overview Multi-core Programming Multi-threading Models; Windows 7 – Thread and SMP Management. Process Synchronization – Critical Section Problem Mutex Locks Semophores Monitors; CPU Scheduling and Deadlocks. Main Memory-Contiguous Memory Allocation Segmentation Paging 32 and 64 bit architecture Examples; Virtual Memory - Demand Paging Page Replacement Allocation Thrashing; Allocating Kernel Memory OS Examples.