UNIX is one of Dennis Ritchie’s best inventions. And it is most used operating system for servers as well as workstations. As for servers, having a good system administrator is a must.
Actually, there are many roles of system administrator. From installation, monitor system performance, backup and restore, to setup security policies and so on and so forth. But, the most important thing to do for sysadmin is one thing. Problem solving. Period. Well, everyone knows it: solving problems is not easy. HA!
As newbie(s), being sysadmin is.. not quite fun, at all. It’s stressful. But, there are some tips you can use for your daily tasks.
And don’t forget! Make scripts!