Does anyone know what the answer is

Giga is the second highest prefix on the normal scale, the first is terra.

Ithink sanforcisco california (i am not 100% sure) if you feel the opposite so that lol

Sugar + oxygen > carbon  dioxide + water + energy  c6h1206 + 6o2 > 6co2 +6h2o + energy  and the numbers after the element symbols are small.     

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