12 useful Linux file manipulation commands you should know

For users familiar with graphical user interfaces such as Apple's MacOS and Microsoft's Windows, the command line interface prevalent in Linux can be somewhat intimidating, even for the normal file manipulation tasks common to all operating systems. This download shortens the Linux learning curve by providing a ready reference to common file system tasks and their respective Linux commands. Each command is described in brief, with a sample command line and a list of useful options.What other common command line functions would you include in this download?