Basic Linux commands for working with Files

echo

This command is used to print whatever you write followed by command echo

example

echo Hello, this will print "Hello" on the terminal

ls

This command will list all the files and directories in a folder

syntax - ls Directory_name

mkdir

This command is used to create a new directory

syntax- mkdir Directory_name

mkdir -p

Used to create directory tree in one go

syntax- mkdir -p /home/a/b/c

This will create a directory tree like directory a > directory b > directory c

touch

This is used to create an empty file

syntax- touch file_name

cp

This command is used to copy a file to another file

syntax- cp source_file_name target_file_name

mv

This command is used to move file from one location to another location

syntax- mv source_file_location target_file_location

rm

Used to delete any file

syntax- rm file_name

cd

Change directory

syntax- cd location_of_directory

cd ..

This is used to go back to the previous directory

syntax- cd ..

cat

To view contents of a file

syntax- cat file_name

rm -r

To delete a directory and its content

syntax- rm -r directory_location or rm -r directory_name

cp -r

To copy one directory from one location from one location to another

syntax- cp -r source_directory_location target_directory_location

mv

To move a file from one location to another

syntax- mv source_file_location target_file_location

whoami

This will display which user is currently accessing the cli

id

Display more info about the user example user_id , group_id

su

It stands for switch user

syntax- su user_name_you_want_to_switch

sudo

This will provide the root level access to the user, that is all the permissions will be given to the user