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Bash shell scripting

Bash shell scripting

Basavanagudi, Bangalore


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About the Course

In this course, the participants gain a solid basic understanding of shell
constructs and concepts. They learn to create their own shell scripts, understand
existing scripts, and adapt these to new requirements.

Topics Covered

- Shells
- Types of Unix Shells
- Advantages of Shell Scripts
 Bash Basics
- Initialization Files
- Login Shells, Non-Login Shells
- Aliases, Variables
- Working with Variables
- Important Internal Bash Variables
- Command History
- Input and Output Channels
- Redirection to Files
- The here Operator
- Feeding Output to Another Process
- Duplicating the Output with tee
- Types of Commands
- Quoting
- Substitution and Expansion
- Variable Substitution
- Filename Expansion(File Globbing)
- Command & Arithmetic Substitution
- Command-Line Interpretation
- Command Separators
Basic Script Elements 1(Input,Output)
- Program Flow Charts
- General Considerations
- Producing Output From a Script
- Reading User Input
- Simple Operation with Variables
- Basic Strings Operation
- Arithmetic Operations
- Regular Expressions
 Basic Script Elements 2(Control Structures)
- Simple Branching With if
- Short Form of if
- Multiple Branch with case
- Iterations and Loops
- Looping with while and until
- Processing a List with for
- Exiting From a Loops
- Iteration with continue
- Exiting from the Loop with break
- Exiting from the Current Loop
  Advanced Scripting Techniques
- Reading input with read
- Shell Functions
- Reading Options with getopts
- Signal Handling with trap
- Implementing Simple Menus with select
- Dialog Boxes with dialog
- Yes/No Box(yesno)
- Message Box(msgbox)
- Input Box(input box)
- Text Box(text box)
- Menu Box(menu)
- Check List Box(checklist)
- Radio List Box(radiolist)
- progress Meter Box(gauge)
Useful utilities for Shell Scripts
- cat, cut, date, grep, egrep, sed, test, tr, awk
· Special Variable Substitution Operators for Bash
· Debugging Shell Scripts
· Sample Scripts

Who should attend

Who has the passion of learning automation


Need to have the basic command line knowledge of Linux/Unix

What you need to bring

pc/laptop, internet connection

Key Takeaways

In this course, the participants gain a solid basic understanding of shell
constructs and concepts. They learn to create their own shell scripts, understand
existing scripts, and adapt these to new requirements.
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Krishna Gummadi 26/06/2013

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Not decided yet.

cash back100% Money Back Guarentee

About the Trainer


BE in Electronic and Communication

I have an 4 years of experience in IT,I worked as a corporate tariner for 2 years and currently working as a software engineer
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Course Id: 4478