In Unix we can redirect the output of command or operation to a file instead of command line interface (CLI).
A Unix Shell takes following main steps to process a command: Parse: First step is to parse the command or
A Sticky bit is a file/directory permission feature in Unix. Sometimes when we give write permission to another user then
We can use grep command to search for a name or any text in a Unix file. Grep stands for
In Unix, grep is one of the very useful commands. It provides many useful options. Some of the popular options
Both the commands whoami and who am i are used to get the user information in Unix. When we login
Superuser is a special user account. It is used for Unix system administration. This user can access all files on
We can use ps command to check the status of a process in Unix. It is short for Process Status.
We generally use cat command to display the contents of a file. If a file is very big then the
In Unix, there are three main permissions for a File. r = It means a user can read the file