________ are online groups with some sort of common interest, and they have existed for a number of years

On Facebook, a topic- or activity-oriented community page where are people interested in a given topic is called a(n) ________

Fill in the blank(s) with correct word

If a local variable in a method has the same name as a variable in the main program, what will occur?

a) an error is generated b) the variable in the main program is "hidden" until the method is finished executing c) the variable in the main program will override the variable from the method d) None of the above.