Kurs 13891 - UNIX Shell Programming Part 1: Bourne Shell (Bash) - Online

- Identify features of Bourne and bash shells. - Match shell types with their main features. - Set access permissions on a file. - Identify features of standard input and output. - Identify features of pipes and filters. - Identify the procedure used to redirect commands through a pipe. - Identify considerations for using functions. - Identify the features of signals. - Perform the action to trap signals.

The intended audience for this course are programmers working in a UNIX environment.

Kurs 13891 - UNIX Shell Programming Part 1: Bourne Shell (Bash)

Course Overview

This is the first course in a three part series that presents students with both theoretical and practical instruction on the origins and basic features of UNIX Shell Programming. This course will provide an introduction to UNIX shells in general, however, it will focus on programming in the Bourne shell. Additionally, this course will cover the Grep utility.

Deployment Options

Self-Study

Total Learning Time

6 to 8 hours

Objectives

Unit 1: Introduction to Bourne Shells 2 - 3 hours

- Identify features of Bourne and bash shells.
- Match shell types with their main features.
- Set access permissions on a file.
- Sequence the steps for scheduling processes using crontab.
- Schedule a process by using the at command.
- Identify features of the grep command.
- Identify features of the sed command.
- Identify options available with the sed command.
- Identify features of sed scripting.
- Identify features of the bash shell user environment.
- Identify functions of wildcards.
- Identify functions of basic regular expressions.
- Identify features of pattern matching.
- Identify features of command line editing.
- Create a bash shell script.
- Identify features of quotes and special characters.
- Identify features of variables.
- Set a shell variable.
- Identify the methods to declare variables.

Unit 2: Interaction and Programming 2 - 3 hours

- Identify features of standard input and output.
- Identify features of pipes and filters.
- Identify the procedure used to redirect commands through a pipe.
- Identify functions of the read command.
- Identify methods to display results to standard output.
- Identify the features of basic arithmetic.
- Identify features of using arguments in a shell script.
- Perform the action to parse a command line input by using the getopts command.
- Identify features of functions.
- Identify the operators of the test command.
- Identify features of flow control.
- Identify features of the case command.
- Create a simple loop by using the for command.
- Identify the syntax of the select command.
- Identify the functions of the while and until commands.
- Identify the functions of the break and continue commands.

Unit 3: Bash Shell Programming 2 hours

- Identify considerations for using functions.
- Identify the features of signals.
- Perform the action to trap signals.
- Identify the features of arrays.
- Identify features of variable modifiers.
- Identify the features of the eval command.
- Identify features of process handling.
- Identify features of multiple processes.
- Identify characteristics of subshells.
- Identify the functions of the set command.
- Identify features of fake signals.

Course Access

Each student has access to the course for a period of 6 months from the day of enrollment in the course.