PrtScSysRqScroll LockPause BreakI don't even know what any of those do
You obviously haven't used Vim.
You obviously haven't used Vim.OT:Caps lockNum lockThat's about it.In Windows, prtsc takes a screenshot and copies it to the clipboard. In many other OS's though, it just takes a screenshot and allows you to save it somewhere.
I never use Z, well once in a blue moon I may have to.
Alt