Which organ acts as a controller in a feedback model?

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it

I'm soooo sorry but i can't answer but you can ask another professor

Ithink it is 130 percent