As a Linux user, sometimes it is required to know some basic information like :
Time of last system boot List of users logged-in Current run level etc Though this type of information can be obtained from various files in the Linux system but there is a command line utility 'who' that does exactly the same for you. In this article, we will discuss the capabilities and features provided by the 'who' command.
The basic syntax of the who command is : who [OPTION]... [ FILE | ARG1 ARG2 ] Examples of 'who' command 1. Get the information... [More]