Ch1

Module 1: Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is an Operating System? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Computer System Components ,[object Object],[object Object],[object Object],[object Object]

Abstract View of System Components

Operating System Definitions ,[object Object],[object Object],[object Object]

Simple Batch Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Memory Layout for a Simple Batch System

Control Cards ,[object Object],[object Object],[object Object],[object Object],[object Object]

Control Cards (Cont.) ,[object Object],[object Object]

Control Cards (Cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Spooling ,[object Object],[object Object],[object Object],[object Object]

Multiprogrammed Batch Systems Several jobs are kept in main memory at the same time, and the CPU is multiplexed among them.

OS Features Needed for Multiprogramming ,[object Object],[object Object],[object Object],[object Object]

Time-Sharing Systems–Interactive Computing ,[object Object],[object Object],[object Object],[object Object]

Personal-Computer Systems ,[object Object],[object Object],[object Object],[object Object]

Migration of Operating-System Concepts and Features

Parallel Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Parallel Systems (Cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Symmetric Multiprocessing Architecture

Real-Time Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distributed Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distributed Systems (Cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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