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→INVESTIGATION 1: LINKING FILES
# Save your editing session and exit your text editor.<br><br>
# Issue the following Linux command:<br><span style="color:blue;font-weight:bold;font-family:courier;">ls -li ~/links/data-file.txt</span><br><br>View the '''i-node''' number for this file. What does this i-node number represent?<br><br>We will now create a '''hard link''' file and demonstrate how creating hard links are useful for '''back-ups'''.<br><br>
# Issue the following Linux command to create the following '''hard link ''' in the same directory: <br><span style="color:blue;font-weight:bold;font-family:courier;">ln ~/links/data-file.txt ~/links/data-file.hard.lnk</span><br><br>
# Issue the following Linux command to display i-node ID numbers for <u>both</u> files:<br><span style="color:blue;font-weight:bold;font-family:courier;">ls -i ~/links/data-file.txt ~/links/data-file.hard.lnk</span><br><br>What do you notice about both of those file's i-node numbers?<br><br>
# Use a text editor to edit <span style="font-weight:bold;font-family:courier;">~/links/data-file.txt</span><br>and add some lines to the bottom of that file.<br><br>
# Enter the following text displayed below:<br><br><span style="font-family:courier;font-weight:bold;">This is line one<br>This is line two<br>This is line three<br><br></span>
# Save your editing session and exit your text editor.<br><br>
# Issue the following Linux command to create the following '''symbolic ''' link in the same directory: <br><span style="color:blue;font-weight:bold;font-family:courier;">ln -s ~/links2/text-file.txt ~/links2/text-file.sym.lnk</span><br><br>
# Issue the '''ls -li''' command for the '''~/links2''' directory.<br><br>What do you notice about both of these file's i-node numbers?<br>What do you notice about the size of the file ''~/links2/text-file.sym.lnk''?<br>What pathname do you think it represents?<br><br>
# Change to your '''home''' directory.<br><br>
