Scripting and Automation with Bash

Write Bash scripts with control structures including if, for, and while loops.

Handle command line arguments and options in Bash scripts.

Perform text substitution and filtering on data streams using sed.

Extract and format structured data from text files using awk.

Implement error handling using exit codes and trap commands in Bash.

Create reusable functions in Bash scripts to organize code.

Parse and process JSON files from the command line using jq.

Write scripts that adhere to common Bash style guides and best practices.