Linux Basic Interview Questions
What is the basic difference between UNIX and Linux Operating System ? Define LINUX Kernel ? What do you understand by swap space in Linux ? How will you find which operating system your system is running on in UNIX ? How do you check how much space left in current drive ? How do […]
Enable direct root login on Ubuntu
By default, direct root login is disabled in Ubuntu. You need to follow below steps to enable it. Step1: Login to server via sudo user and become root. testuser@master:~$ testuser@master:~$ sudo su – [sudo] password for testuser: root@master:~# Step2: Open /etc/ssh/sshd_config file using your favourite editor and make below changes: Current Configuration: root@master:~# cat /etc/ssh/sshd_config […]
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