[nobody9999]

>It shows you the command and allows you to copy it on the clipboard. It's never going to execute it. For me it is useful more like a refreshing your memory than doing the actual work, therefore you need to know what you're doing from previous knowledge.

That sounds suspciously like smitty[0].

Which was a useful tool when I was learning AIX. I'd expect a similar tool could be useful for learning other systems too.

[0] https://developer.ibm.com/articles/au-smit/