CyberSecurity Linux Command

This is the seventh week of Beginners Linux Commands. This week, I will share 12 commands that can be used to check Linux systems and administration.

1. vi- text editor.
2. cat – display file contents.
3. tac – output file contents, in reverse.
4. more – display file contents one screen/page at a time.
5. less – similar to the more command with additional features.
6. tail – used to display the tail end of a text file or piped data.
7. dmesg – prints the message buffer of the kernel ring.
8. journalctl – query the systemd journal.
9. kill – terminate a process.
10. killall – sends a kill signal to all instances of a process by name.
11. sleep – suspends program execution for a specified time.
12. wait – Suspend script execution until all jobs running in the background have been terminated.