●1 First Things First 1.1 INTRODUCTION 1.2 COMPUTERS: AN OVERVIEW 1.3 COMPUTER HARDWARE 1.3.1 Input Devices 1.3.2 Processor Unit 1.3.3 Internal Memory 1.3.4 External Storage 1.3.5 Output Devices 1.4 PROCESS OPERATION 1.4.1 Performance Measurement 1.5 WHAT IS SOFTWARE?. 1.5.1 System Software 1.5.2 Application Software REVIEW EXERCISES2 The UNIX Operating System 2.1 UNIX OPERATING SYSTEM: A BRIEF HISTORY 2.1.1 UNIX System V 2.1.2 Berkeley UNIX 2.1.3 UNIX Standards 2.2 OTHER UNIX SYSTEMS 2.2.1 Linux 2.2.2 Solaris 2.2.3 Unix Ware 2.2.4 Which UNIX to Learn? 2.2.5 X Window System 2.3 OVERVIEW OF THE UNIX OPERATING SYSTEM 2.4 UNiX FEATURES 2.4.1 Portability 2.4.2 ltiuser Capability 2.4.3 ltitasking Capability 2.4.4 Hierarchical File System 2.4.5 Device-Independent Input and Output Operations 2.4.6 User Interface: Shell 2.4.7 Utilities 2.4.8 System Services REVIEW EXERCISES3 Getting Started 3.1 ESTABLISHING CONTACT WiTH UNIX 3.1.1 Logging In 3.1.2 Changing Your Password: The passwd Command 3.1.3 General Rules for Choosing Passwords 3.1.4 Logging Off 3.2 USING SOME SIMPLE COMMANDS 3.2.1 The Command Line 3.2.2 Basic Command Line Structure 3.2,3 Date and Time Display: The date Command 3.2.4 Information on Users: The who Command 3.2.5 Displaying a Calendar: The Pal Command 3.3 GETTING HELP 3,3.1 Using the learn Command 3.3.2 Using the help Command 3.3.3 Getting More Information: The UNIX Manual 3.3.4 Using the Electronic Manual: The man Command 3.4 CORRECTING TYPING MISTAKES 3.5 USING SHELLS AND UTILITIES 3.5.1 Kinds of Shells 3.5.2 Changing Your Shell 3.5.3 The Shells in This Book 3.6 MORE ABOUT THE LOGGING-IN PROCESS COMMAND SUMMARY REVIEW EXERCISES Terminal Session4 The vi Editor: First Look 4.1 WHAT IS AN EDITOR? 4.1.1 UNIX-Supported Editors ……5 Introduction to the UMIX File System6 The vi Editor:Last Look7 The Emacs Editor8 The UMIX File System Continued 9 Exploring the Shell10 UMIX Communication11 Program Development13 Shell Programming13 Shell Scripts:Writing Applications14 FAREWELL TO UMIXAppendixIndex
