Shell Programming Training

Level: Advanced

Rating: 4.84/5 Based on 44 Reviews

In this Shell Programming training course you will learn to customize your working environment for supercharged productivity with KornShell (ksh) and BASH shell (bash) — powerful command-interpreting languages for Linux, UNIX, and Mac OS. You will learn to improve speed by performing multi-file handling and string manipulations without external tools, customize the user environment login scripts, and wrap external file and text handling tools within scripts.Learn Shell programming and gain the skills to write reusable, robust shell scripts, extend your user environment, and automate complex administrative tasks.

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Key Features of this Shell Programming Training

After-course instructor coaching benefit
Learning Tree end-of-course exam included
After-course computing sandbox included

You Will Learn How To

Write Bash and KornShell scripts for improved productivity
Integrate arrays, functions, pattern matching, I/O, branches, loops, and variables
Improve speed with multifile handling and string manipulations
Create and reuse function libraries

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LIVE, INSTRUCTOR-LED

In Class & Live, Online Training

3-day instructor-led training course
After-course instructor coaching benefit
Learning Tree end-of-course exam included
Earn 17 NASBA credits (live, in-class training only)

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Standard $2650

Government $2355

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Note: This course runs for 3 Days *

*Events with the Partial Day Event clock icon run longer than normal but provide the convenience of half-day sessions.

Aug 12 - 14 9:00 AM - 4:30 PM EDT Online (AnyWare) Reserve Your Seat
Dec 9 - 11 9:00 AM - 4:30 PM EST Herndon, VA / Online (AnyWare) Reserve Your Seat
Feb 10 - 12 9:00 AM - 4:30 PM EST New York / Online (AnyWare) Reserve Your Seat
Jun 2 - 4 9:00 AM - 4:30 PM EDT Herndon, VA / Online (AnyWare) Reserve Your Seat
Aug 4 - 6 9:00 AM - 4:30 PM EDT New York / Online (AnyWare) Reserve Your Seat

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Partial Day Event

Learning Tree offers a flexible schedule program. If you cannot attend full day sessions, this option consists of four-hour sessions per day instead of the full-day session.

Shell Programming Course Information

Recommended Experience
- User-level UNIX commands
- Simple file editing with basic text, or GUI-based, editor
- X Window System and basic UNIX networking
Software
- This course uses Red Hat Enterprise Linux
- Concepts taught are applicable to all Linux distributions

Shell Programming Course Outline

Introduction and Overview
- Benefits of KornShell and Bash vs. other shells
- Differences between bash, ksh88 and ksh93
- Integrating scripts with external command-line tools
Bash and KornShell Scripting Fundamentals
Shell script elements
- Commands and comments
- Defining exit values
Conditional program execution
- Applying if and case statements
- Simplifying if logic with elif
Program loops and iteration
- Conditional looping with while and until
- Listing for loops
Testing files and directories
- Analyzing attributes
- Checking file size and contents
Strings and patterns using [[ ]]
- Comparing strings
- Verifying the existence of a string
- Pattern matching and special characters
Debugging
- Redirecting standard error
- set commands for debugging
Storing and Accessing Data
Positional parameters
- Passing and accessing parameters
- Manipulating parameters as groups
Shell variables
- Defining environment and local variables
- Specifying default values and error conditions
Arrays
- Creating and indexing arrays
- Processing array contents with special variables
Processing Data
Manipulating strings
- Extracting substrings
- Determining string length
Mathematics
- Arithmetic for and while loops
- Writing mathematical expressions: (( )), $(( )) and let
Modular Programming with Functions
Function basics
- Functions vs. scripts
- Parameters and variables
Creating a function library
- Finding your library with PATH
- Dot . and source commands
Interacting with the Outside World
Manipulating files and redirecting data
- Scripting file and directory management
- Unraveling the secrets of exec: opening and closing multiple files
Interacting with running processes
- Handling errors
- Processing external events
- Handling and sending signals: trap and kill
Accessing network servers
- Connecting to a network server
- Exchanging data with a network server
Creating "Production Quality" Scripts
Ensuring environmental control
- Checking and modifying environment variables
- Using getopts to process command-line options
Handling user actions
- Accepting command-line arguments
- Employing select to create a menu interface
- Processing keyboard input

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