Activities that occur during the reconstitution phase of the continuity implementation cycle are

Reconstitution is the fourth phase in the continuity implementation cycle. There are three phases and corresponding activities in the reconstitution phase: 1) Preparedness 2) Operations and 3) Post-reconstitution, normal operations,

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