can exercises be more than just code too?

[AddaxSoft]

Sometimes I don't want to give exercises as code only. I want them to be mutiple choices question for example.

Something like this:

[OwllaX]

I think that the website is for developing, no matter if you a veteran or a rookie, so, I think that the best option is create exercises about a specific topic of the easiest way to understand. What do you think?