Description
This course provides a basic introduction to the Unix system and skills for using it. Emphasis is placed on providing experience with the basic Unix facilities and commands in relation to data manipulation, shell programming, and text editors. Appreciation of the Unix tools philosophy is taught, enabling students to understand most Unix commands.

Audience
Systems and applications programmers who plan to use the Unix operating system.

Prerequisites
Participants must have experience programming in a high-level language. Some experience with other operating systems is advantageous but not essential.

Hardware and Software
Any Unix system that provides the Korn shell. The systems should be able to load a 3.5” DOS-formatted solution disk.

Format

• Presentation
  
• Hands-on
  

Objectives
After completing this course, participants should be able to:

• Use a variety of basic Unix commands
• Create, access, and manipulate data under Unix using the standard editors and other important Unix tools
• Program the command interpreter - the Korn shell
• Recognize the interactive features of the Korn shell
• Describe how the Unix file system works

Unix Overview

• Unix history and features

Introductory Unix Commands

• Command syntax and execution
• Processes
• Documentation

Introduction to Editing with vi

• Using basic vi features
• vi modes
• Using advanced vi features
• Using colon commands
• Global commands
• File manipulation

The Unix File System

• File system components
• Managing files
• Moving, renaming, and copying files
• Listing files and directory contents
• File system components
• File system hierarchy
• Working with directories
• Protecting files

The Korn Shell Command Interpreter

• Using basic shell features
• Filters and pipelines
• Filename generation and metacharacters
• Escaping special characters
• Login start-up files
• Background processes
• Job control
• Aliases
• Command-line editing

More vi

• Advanced features of vi

Everyday Unix Tools

• File manipulation tools
• Getting information about files
• Comparing files
• Operating on file contents
• Miscellaneous tools
• Evaluating expressions
• Finding files
• Using electronic mail
• Combining tools

Korn Shell Programming

• Writing and running shell scripts
• Interpretation and substitution
• Command substitution
• Shell variables and variable substitution
• Arithmetic with shell variables
• Positional parameters, shell parameters
• Blank interpretation and comments
• Getting user input - read
• For, while, and until loops, if statements
• Korn shell extended test facilities
• Conditionals
• Here documents
• Subshell type designator

General Purpose Tools

• sed
• awk

Software Development Tools

• ar
• sccs
• make