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contents/02- Create simple shell scripts.md/02- Use Looping constructs (for, etc.) to process file, command line input.md

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+## 02- Use Looping constructs (for, etc.) to process file, command line input:
+
 The RHCSA exam topic **"Use Looping constructs (for, etc.) to process file, command line input in shell scripts"** is fundamental for automating repetitive tasks in Linux. Looping constructs, especially `for`, allow you to process multiple files, iterate over command output, or handle arguments passed to a script.
 
 

contents/02- Create simple shell scripts.md/03- Process script inputs ($1, $2, etc.).md

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+## 03- Process script inputs ($1, $2, etc.):
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 The RHCSA exam topic **"Process script inputs (`$1`, `$2`, etc.)"** focuses on handling positional parameters in shell scripts. Positional parameters are used to pass arguments to a script and are crucial for making scripts dynamic and flexible. This topic tests your ability to handle command-line inputs within scripts using variables like **`$1`, `$2`**, and others, allowing you to process user-provided data.
 
 

contents/02- Create simple shell scripts.md/04- Processing output of shell commands within a script.md

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+## 04- Processing output of shell commands within a script:
+
 The RHCSA exam topic **"Processing output of shell commands within a script"** is crucial because it involves capturing and using the output of shell commands in a script. This skill is essential for creating dynamic and flexible scripts that respond to system information or user input. Shell commands like `ls`, `grep`, `df`, and others can be used within scripts to gather data, which can then be processed using conditionals, loops, or redirections.
 
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index.html

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             <h2>Chapter 02: Create simple shell scripts:</h2>
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