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→INVESTIGATION 2: FILE PERMISSIONS
# Use the <span style="font-weight:bold;font-family:courier;">ls</span> command to verify that those regular file's permissions have changed.<br><br>
# Using the nano or vi text editor, open the regular file '''~/documents/memos/memo1.txt'''<br>and type in some text and try to save your editing changes.<br>What happened?<br><br>
# To <u>'''abort'''</u> your editing session in '''vi''': type <span style="color:blue;font-weight:bold;font-family:courier;">:q!</span>and press '''ENTER'''.<br>To <u>'''abort'''</u> your editing changes in '''nano''': type <span style="color:blue;font-weight:bold;font-family:courier;">ctrl-x</span><br>type <span style="color:blue;font-weight:bold;font-family:courier;">n</span> and then press '''ENTER''' when prompted to save editing changes.<br><br>
# Issue the following Linux command to add write permissions for all files in the '''memos''' directory<br>for yourself (i.e. user): <span style="color:blue;font-weight:bold;font-family:courier;">chmod u+w ~/documents/memos/*</span><br><br>
# Repeat the previous '''step #20'''. What happened?<br><br>
