What do you think about the role blogs play in marketing? are they necessary? what purpose do they serve?

What is a programming method that provides for interactive modules to a website?

Which relativos possible when two tables share the same primary key? a.) one-to-one b.) one-to-many c.) many-to-one d.) many-to-many

1. define independent-set as the problem that takes a graph g and an integer k and asks whether g contains an independent set of vertices of size k. that is, g contains a set i of vertices of size k such that, for any v and w in i, there is no edge (v, w) in g. show that independent-set is np-complete.