Linux management commands

Let's first create a file touch a.txt and then use the following code

tar -czvf test.tar.gz a.txt compressed file
tar -xzvf test.tar.gz a.txt decompressed file

which finds the location of the executable

sudoers Change the home permissions of the file
chmod Increase permissions

 Useful commands in the editing page in the assignment permission
v select (left and right keys)
V select a line
y copy the selected content
Y copy a line
p paste after the cursor
P paste before the cursor
dd delete