Changes

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<td style="border-bottom: thin solid black;"><ul><li>Filesystem links</li><li>Hard and symbolic links</li><li>Process management</li><li>Aliases</li><li>Command History</li></ul></td>

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<td style="border-bottom: thin solid black;">Regular expressions basics:<ul><li>Literal matching</li><li>Character classes</li><li>. wildcard</li><li>* repetition symbol</li><li>Anchoring</li></ul></td>

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<td style="border-bottom: thin solid black;">Introduction to Shell Scripting:<br><ul><li>Shell Configuration Files</li><li>Introduction to Shell Scripting</li>Shell Variables</li><li>Positional Parameters</li><li>echo and read commands</li><li>if and test statements</li><li>for loop</li></ul></td>

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<td style="border-bottom: thin solid black;">Text Manipulation:<br><ul><li>Using the sed Utility</li><li>Using the Awk Utility</li></ul></td>

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<td style="border-bottom: thin solid black;">Additional Shell Scripting:<ul><li>if - elif - else</li><li>while</li><li>for</li><li>Start-up / Logout Files</ul></td>

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