How do I start sshd daemon (OpenSSH server) on Linux operating system using the command line option?
How do I check my bash shell version running on a Linux or Unix like operating systems? Many bash tutorial says that you need bash version 4.x or above. How do I find the version of bash I am running on macOS desktop or Ubuntu Linux server?
I am a new Linux user. How do I remove directory in Linux using the command line or terminal applications?