Course Overview
Learn effective methods to create and use KornShell and Bourne Again SHell (bash) scripts and utilities. Shell scripts are often the key to becoming a productive AIX or Linux system administrator. During this course you will write simple programs that demonstrate your ability to write shell scripts in either an AIX or Linux environment
Audience
Experienced system administrators, programmers, application developers, and end users.
Pre-requisites
You should complete:
AIX 5L Basics (AU13) or
Linux Basics and Installation (LX02)
You should have:
Understanding of programming fundamentals: variables and flow control concepts, such as repetition and decision
Working knowledge of UNIX or LINUX, including the use of the vi editor manipulating files and directories, basic variables, piping and redirection, and the find and grep commands.
Objective
Distinguish Korn and bash shell specific features
Use utilities such as sed and awk to manipulate data
Understand system shell Scripts such as /etc/shutdown
Write useful shell Scripts to aid system administration
Course Outline :: AL32MY ::
Key topics
Basic shell concepts
Shell variables and positional parameters
Flow control in a shell script
Testing of return codes and traps
Functions and typeset
Shell features such as arithmetic and string handling
Using regular expressions
Using grep, sed, awk and other AIX utilities
Programme scope, delivery arrangements and suitability are confirmed during enquiry.