First login and online Help man page

To avoid damage to Linux systems caused by momentary power outages, it is recommended that the Linux host as a server should be powered by a continuous power system to continuously provide stable power.

In a terminal environment, you can determine the general number or root account based on the prompt for $ or #.

The echo $LANG or locale command can be executed in the language that the terminal supports.

Date can display dates, CALs can display calendars, and BC can be used as calculator software.

The online Help system has two common commands for man and info.

The number of man page, 1 represents the general account available commands, 8 for the system Administrator common commands, 5 for the system configuration file format.

The info page splits a description file into multiple nodes (node) display and features a hyperlink-like feature that increases legibility.

For the system to shut down properly, you can use commands such as Shutdown,poweroff.

First login and online Help man page