Multiple file open modes are specified to the fstream constructor by separating each open mode from the next with the bitwise inclusive or operator __________.

Because vendors are biased toward their own products, they can rarely contribute to a user needs assessment project.

Answer the following statement true (T) or false (F)

With IPv6, how should we regard Internet address changes?

A. impossible B. rare but normal C. common, and disruptive D. a manual task