Changing File and Directory Permissions in Unix-like Systems The “chmod” command is a powerful tool in Unix-like operating systems that allows you to change the ...

Vi editor is a powerful and widely used text editor in UNIX and Linux operating system. vi FILE_NAME ...

On this pagels (lists directory)pwd (Print Working Directory)cdcreate directoriescreate, change and modify timestamps of a filecopy and movesudo (Super User DO)history command is used to ...