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单项选择题

有一子程序定义为PublicSubaaa(aAsInteger,bAsSingle)，正确的调用形式是( )。

A.Callaaa1,1.2
B.Callsub(1,1.2)
C.aaa1,1.2
D.sub1,1.2
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热门试题

单项选择题设置标签的( )属性，可改变其文字对齐方式。

A.Justify
B.Visible
C.Alignment
D.以上都不是

单项选择题packagefoo；publicclassOuter（publicstaticclassInner（））Whichstatementistrue？（）

A.AninstanceoftheInnerclasscanbeconstructedwith“newOuter.Inner（）”
B.Aninstanceoftheinnerclasscannotbeconstructedoutsideofpackagefoo.
C.Aninstanceoftheinnerclasscanonlybeconstructedfromwithintheouterclass.
D.Fromwithinthepackagebar，aninstanceoftheinnerclasscanbeconstructedwith“newinner（）”

单项选择题Whilerunninglongrunningqueries，youreceivetheSnapshottooolderror.WhichadvisorcanhelpyoutoavoidtheSnapshottooolderror？（）

A.MemoryAdvisor
B.SegmentAdvisor
C.UndoAdvisor
D.SQLTuningAdvisor

单项选择题YourSPFILEcontainsthefollowingparametersettings：SGA_TARGET=8GDB_CACHE_SIZE=4GSHARED_POOL_SIZE=2GLARGE_POOL_SIZE=512MJAVA_POOL_SIZE=512MLOG_BUFFER=100MSGA_MAX_SIZE=10GYouquerytheV$SGA_DYNAMIC_COMPONENTSdynamicperformanceviewanddiscoverthatthelargepoolcomponentiscurrentlysizedat1G.YouwantthevalueoftheSGA_TARGETinitializationparameterto10G，butinsteadofspecifyingavalueof10GfortheSGA_TARGETinitializationparameter，youerroneouslyexecutethefollowingstatement：SQL>ALTERSYSTEMSETSGA_TARGET=0SCOPE=BOTH；Whatistheresultofthisstatement？（）

A.YouwantthevalueoftheSGA_TARGETinitializationparameterto10G，butinsteadofspecifyingavalueof10GfortheSGA_TARGETinitializationparameter，youerroneouslyexecutethefollowingstatement：

单项选择题WhatwillbetheendresultofthissetofRMANcommands？（）shutdownabortstartupmountrestoredatafile4untiltime，，09／30／2008：15：00：00；recoverdatafile4untiltime，，09／29／2008：15：00：00；alterdatabaseopenresetlogs；

A.Datafile4willberecovereduntil9/30/2008at15：00andthedatabasewillopen.
B.Therestorecommandwillfail.
C.Therecovercommandwillfail.
D.Thealterdatabaseopenresetlogscommandwillfail.
E.Allthesecommandswillfailbecausetheymustbeintheconfinesofarunblock.