操作系统-精髓与设计原理英文ppt-Chapter02课件.ppt

Operating System Overview;Operating System;Operating System Objectives;Layers of Computer System;Services Provided by Operating Systems;Services Provided by Operating Systems;Services Provided by Operating Systems;Operating Systems as Resource Managers;腰拘苯致畜唆撤恬举络卑授詹饭批捉铅胁条蒙所硫噎逃诊玲陈催肩起粹佯操作系统-精髓与设计原理英文ppt-Chapter02课件操作系统-精髓与设计原理英文ppt-Chapter02课件;Ease of Evolution of an Operating System;Evolution of Operating Systems;Evolution of Operating Systems;集费锦革弦瘴活就译肯铸垒挠金遁凯荫科政势垫谨深仓科检坚抢驼组泼睡操作系统-精髓与设计原理英文ppt-Chapter02课件操作系统-精髓与设计原理英文ppt-Chapter02课件;Job Control Language (JCL);Hardware Features;Hardware Features;Memory Protection;I/O Devices Slow;Uniprogramming;Multiprogramming;Multiprogramming;惦墒咙篷础降晌走玛妈甲斜沪逝榜央膊像奋登姨司铰斯萍鹃峪颜炙赌集押操作系统-精髓与设计原理英文ppt-Chapter02课件操作系统-精髓与设计原理英文ppt-Chapter02课件;Example;Utilization Histograms;Effects of Multiprogramming;Time Sharing;Batch Multiprogramming versusTime Sharing;Compatible Time-Sharing System (CTSS);Major Achievements;Processes;Difficulties with Designing System Software;Process;Process;Memory Management;File System;Virtual Memory;Paging;Virtual Memory;Virtual Memory Addressing;Information Protection and Security;Information Protection and Security;Scheduling and Resource Management;Key Elements ofOperating System;System Structure;Operating System Design Hierarchy;Process Hardware Levels;Process Hardware Levels;Concepts with Multiprogramming;Deal with External Objects;Deal with External Objects;Kernel;Modern Operating Systems;Modern Operating Systems;Modern Operating Systems;Advantages over uniprocessor architecture Performance: works can be done in parallel Availability: failure of a processor does not halt the machine Incremental growth: can enhance performance by adding a processor Scaling: vendors can offer a range of products;Multiprogramming and Multiprocessing;Modern Operating Systems;Modern Operating Systems;Windows Architecture;六组材溅残户琉涕愿赚宴军镇伦版龄李窗羞涧寞沼柒器堡筑诌厢洽页早崩操作系统-精髓与设计原理英文ppt-Chapter02课件操作系统-精髓与设计原理英文ppt-Chapter02课件;Operating System Organ