Unix and Linux system have many commands which help to look at the contents of a file. We will describe and look at some of the commands like head, tac, cat, less & more and strings on file system.

Now we will discuss about the following file contents given below:

head head command displays the beginning of a file.
tail tail command displays the last last part of a file.
cat cat command is versatile and multi worker.
tac tac is opposite of cat.
more This contents in pager form that is either in more format.
less This contents in pager form that is either in less format.

Now we will describe all of file content command. Next page it will be show.