Which of the following protocols requests membership to a multicast group?

It is more efficient to copy and use an existing query for a new query when:

A) the query criteria needed will be unique to the original query. B) the query will be sorted alphabetically. C) the query will be deleted after it is run. D) the query criteria needed will be similar to the original query.

Branching routines are also known as ____.

A. repetition sequences B. loops C. binary choices D. selection sequences