what does a closed question mean?
yeah.. sord of.... well i think if you have question, you don't know something so you have to ask, and you ask something that you don't know right?? That asking something or somethings are called...
There is really no word in English for answering a question with a question.
The closest to a specific term would be "counter-question". It is usually an evasive technique to avoid answering.
Closed questions only produce a yes or no answer. Open questions encourages ideas to flow.