告诉网络域名服务器如何查找主机名。(通常是 letc/hosts,然 后就是名称服务器bnd;可通过 netconf对其进行更改)

9.1TCP/IP基础 9.CP/IP网络的分层体系结构 9..2TCP/IP协议成员概述

Overview of Mass Storage Structure Disk Structure Disk Scheduling (磁盘调度) Disk Management Swap-Space Management RAID (磁盘阵列) Structure

File-System Structure FS Implementation Directory Implementation Allocation Methods (分配方法) Free-Space Management Efficiency (空间) and Performance (时间) Recovery Log Structured File Systems

File Concept Access Methods (访问方式) Directory Structure (目录结构) File System Mounting (文件系统挂载) File sharing (文件共享) Protection

background Contiguous Memory Allocation (连续内存分配) Swapping Paging (分页) Structure of the Page Table Segmentation (分段) Segmentation with paging (段页式)

1 Background 2 The Critical-Section Problem (临界区问题) 3 Peterson’s Solution 4 Synchronization Hardware TestAndSet Instruction Swap Instruction 5 Semaphores 6 Classical Problems of Synchronization 7 Monitors 8 Synchronization Examples

1 Overview 2 Multithreading Models 3 Thread Libraries 4 Threading Issues 5 OS Examples for Thread 6 Thread Scheduling OS Examples for Thread Scheduling

1 Basic Concepts 2 Scheduling Criteria 3 Scheduling Algorithms 4 Multiple-Processor Scheduling 5 Real-Time Scheduling 6 OS examples 7 Algorithm Evaluation

选择 shell 一、etc/shellsshell文件中列出了系统可以运行的的列表 二、bin目录shell下有的执行程序 三、etc/passwdshell文件列出了每个用户的登录