单项选择题
（）meansthataprogramwrittenforonecomputersystemcanbecompiledandrunonanothersystemwithlittleornomodification.
A.Portability B.Reliability C.Availability D.Reusability
（）hasbecomeafactofmodemlife，withmillionsofpeoplenowshop...
单项选择题（）hasbecomeafactofmodemlife，withmillionsofpeoplenowshoppingon-line.
A.E-mail B.E-commerce C.E-Iearning D.E-communication
Thedata（）includesthefunctionofupdatingdataonadatabase，a...
单项选择题Thedata（）includesthefunctionofupdatingdataonadatabase，andretrievingdatafromadatabase.
A.management B.storage C.analysis D.communication
TCP/IP（）arethestandardsaroundwhichtheInternetwasdevelop...
单项选择题TCP/IP（）arethestandardsaroundwhichtheInternetwasdeveloped.
A.protocols B.agreements C.conventions D.coordination
