单项选择题
TCP/IP（）arethestandardsaroundwhichtheInternetwasdeveloped.
A.protocols B.agreements C.conventions D.coordination
单项选择题 C++fullysupports（）programming，includingthefourproperties：encapsulation，datahiding，inheritance，andpolymorphism.
单项选择题 Software（）referstothatthesoftwaretomeetthespecificationmustbeproduced.
