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Foundation - Bash Shell Programming |
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| | Course DC940 - 3 Days | | Overview |
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| | | Course Description In this three-day hands-on course students learn how to read, write, and debug complex Bash shell scripts. | | | | | | | | You Will Learn How To Upon successful completion of this course, students will be able to: - Read and understand Bash shell scripts
- Debug Bash shell scripts
- Customize and extend their user environment with Bash shell scripts
- Create interactive menus with Bash shell scripts
- Use all key language features of the Bash shell: variables, arrays, branches, loops and functions
- Write Bash shell scripts that perform complex file handling, string manipulations and mathematics
| | | | | | | | Course Benefits Bash is the default shell for Linux. Students will increase their productivity by taking full advantage of the Bash shell. | | | | | | | | Course Prerequisites To ensure your success, we recommend you first take either our Introduction To UNIX course or our Introduction To Linux course, or have the equivalent knowledge. Familiarity with Web browsers, the vi editor, and Linux command line interface is assumed. | | | | | | | | Who Should Attend? This course is valuable for system administrators, developers and other computer professionals involved with Linux. | | | | | | | | Hands-On Exercises: Throughout this course, students perform a series of extensive hands-on exercises, including: - Creating loops and making decisions using while and for loops
- Writing scripts to perform matematical calculations
- Using eval for dynamic commands
- Handling errors with default values
- Breaking a large program into reusable modules using functions
- Manipulating multiple files
- Handling unexpected events with trap
- Processing command line options
- Building an interactive menu interface using case constructs and read
- Building a colorful and sophisticated menu interface using dialog
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