Yes.
By answering you are helping others. By asking you are helping others too, because one day there may be someone else who wants to know the answer to that question too.
when nice people like yourself (for asking) and other nice people (like me) stop contributing by asking / answering questions.
answering and asking questions
We encourage users to get contribution points by contributing to the site in a positive way that they enjoy - whether it is answering questions, asking questions, editing questions, editing answers, categorizing questions or anything else on site.
i t's used for asking and answering questions
No, this site is purely for asking questions and answering questions
There is no charge for answering or asking questions. All WikiAnswers wants are brief, clear and accurate answers. If you can do that, great!
i t's used for asking and answering questions
Basically, yes.
By asking stupid questions not worth answering.
By talking about what that person talked about, answering his/her questions and asking him/her questions
Yes. I don't have an account and I am asking questions and answering them!
Yes. The person asking questions is known as the interviewer.