First we have to narrow the scope of the problem
If you asked the question in the interview, talk about shell scripting ideas
Such as: You are in the company is mainly responsible for monitoring zabbix
Verbal exchanges as follows: shell script this argument quite wide, so I tell you that you look at it, I usually work that is exposed to zabbix write custom monitoring scripts are more like this script it plainly, our aim is to the script outputs a specific number to as accurately as possible the running state judging service or program, the specific point, then, is a flexible definition of variables, flexibility in the use position variables, then that is a statement block, the latter is to use filtering tools, and so down words It has almost completed almost
The written Word of this article, there are examples, etc., in great detail