Given：11.Stringtest="Thisisatest"；12.String[]tokens=test.split（"\s"）；13.System.out.println（tokens.length）；Whatistheresult？（）
Anexceptionisthrownatruntime.
B. 1
C. 4
D. Compilationfails.
E. 0
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Youneedtoaddapop-upmenutotheCV_EMPcanvastodisplaywhenauserright-clicksthemousewithinthecanvas.Howcouldyoucreatethepop-upmenu？（）
A. UsetheLayoutEditortocreateapop-upmenu,assigncommandstothemenuintheMenuEditor,andattackthemenuitemstothecanvas.
B. UsetheReportWizardtocreateapop-upmenuandattackthemenuitemstothecanvas.
C. Alterthepop-upMenuPropertyvalueinthePropertyPaletteofthecanvas.
D. UsetheObjectNavigatortocreateapop-upmenu,assigncommandstothemenuitems,andattackthemenutoitemsorcanvases.
Inyourdatabase，UNDO_RETENTIONhasbeensetto600secandUNDOtablespaceisconfiguredforRETENTIONGUARANTEE.WhichstatementregardingRETENTIONGUARANTEEistrue？（）
A. Undodataisretaineduntilthenextfulldatabasebackup.
B. Nocommittedundodatawillbeoverwrittenfor10minutes.
Committedundodatawillbekeptforeverifnotoverwrittenwithin600seconds.
D. Guaranteesthatrequestedundoinformationareavailableuntiltheinstanceisshutdown.
YoudeployedaJavaEESharedLibraryandwanttouseitfromanapplicationthatisalsodeployedonthesamecluster.Whichtwomanifestattributesmustbespecifiedataminimumwithcorrespondingvaluesinthedeploymentdescriptoroftheapplicationthatrequires？（）
A. Implementation-Version
B. Specification-Version
C. Extension-Name
D. Specification-Vendor
E. Implementation-Vendor
下列各项属于唯心主义的基本形式的有（）
A. 客观唯心主义
B. 近代的唯心主义
C. 现代的唯心主义
D. 主观唯心主义
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