<ol>
<li>cat {filename} - used to view what's written in a file.
</li>
<li>chmod {filename} - used to change the access permissions of files.
</li>
<li>history - to check which commands you have run till now
</li>
<li>rmdir directory/ - removes the directory/ folder.
</li>
<li>touch fruits.txt cat fruits.txt- create a file called fruits.txt and view it
</li>
<li>touch devops.txt &gt; Apple, Mango, Banana, Cheery, Kiwi, Orange, Purple, Grey.-creates a filename called devops.txt and adds the contents.
</li>
<li>head -n 3 fruits.txt - to Show only the top three fruits from the file.
</li>
<li>tail -n 3 fruits.txt - to Show only the bottom three fruits from the file.
</li>
<li>touch colors.txt and cat colors.txt - to create a file called colors.txt and to view it.
</li>
<li>nano Colors.txt Red Pink White Black Blue Orange Purple Grey - Add content in Colors.txt (One in each line).
</li>
<li>diff fruits.txt Colors.txt - To find the difference between fruits.txt and Colors.txt files.
</li>
</ol>

1. cat {filename} - used to view what's written in a file.
    
2. chmod {filename} - used to change the access permissions of files.
    
3. history - to check which commands you have run till now
    
4. rmdir directory/ - removes the directory/ folder.
    
5. touch fruits.txt cat fruits.txt- create a file called fruits.txt and view it
    
6. touch devops.txt &gt; Apple, Mango, Banana, Cheery, Kiwi, Orange, Purple, Grey.-creates a filename called devops.txt and adds the contents.
    
7. head -n 3 fruits.txt - to Show only the top three fruits from the file.
    
8. tail -n 3 fruits.txt - to Show only the bottom three fruits from the file.
    
9. touch colors.txt and cat colors.txt - to create a file called colors.txt and to view it.
    
10. nano Colors.txt Red Pink White Black Blue Orange Purple Grey - Add content in Colors.txt (One in each line).
    
11. diff fruits.txt Colors.txt - To find the difference between fruits.txt and Colors.txt files.

Basic Linux Commands-2