rsively <strong>r</strong>e<strong>m</strong>ove a specified directory.
                For
                example, <code>rm &#x2d;r example</code> removes the <code>example</code> directory and all files
                and subdirectories inside it.</li>
            </ul>
          </li>
          <li>
            <p>Files:</p>

            <ul>
              <li><code>cat</code>: displays the contents of a file on the screen. For
                example, <code>cat unix.txt</code> shows the contents of th