That's a lot of questions, and they are all valid, but they avoid a basic principle of voting, which is this: Community members can use their votes however they wish, so long as they are not being abusive.
I believe it would be a bad thing for such questions to get deleted
But the community may not.
It has been fairly long and established policy that ...
I think there is a misunderstanding, from the community, between closing a question and deleting it. FAQ doesn't help neither.
Closing should be applied to any question which is wrong from FAQ's point of view.
Closing is an indication that the question has a problem: an indication for both the original author and the subsequent visitors, would they be ...