單項選擇題()statementcanperformacalculationandstoretheresultinavariablesothatitcanbeusedlater.

A.Assignment
B.Control
C.I/O
D.Declaration


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1.單項選擇題Dataitemsareaddedordeletedfromthelistonlyatthetopofthe().

A.queue
B.stack
C.tree
D.linearlist

2.單項選擇題

()meansthataprogramwrittenforonecomputersystemcanbecompiledandrunonanothersystemwithlittleornomodification.

A.Portability
B.Reliability
C.Availability
D.Reusability

3.單項選擇題()hasbecomeafactofmodemlife,withmillionsofpeoplenowshoppingon-line.

A.E-mail
B.E-commerce
C.E-Iearning
D.E-communication

4.單項選擇題Thedata()includesthefunctionofupdatingdataonadatabase,andretrievingdatafromadatabase.

A.management
B.storage
C.analysis
D.communication

5.單項選擇題TCP/IP()arethestandardsaroundwhichtheInternetwasdeveloped.

A.protocols
B.agreements
C.conventions
D.coordination