题目内容

《美学》讲演录是谁的作品?()

A. 洛克
B. 黑格尔
C. 谢林
D. 莱布尼茨

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Youwanttoperformthedatabasebackupwhenuseractivityonyoursystemislow,suchasbetween12:00a.m.and2:00am.Whichcommandterminateswithanerrorifthebackupisnotcompleteattheendofthespecifiedduration?()

A. RMAN>BACKUPDURATION2:00MINIMIZELOADDATABASE
B. RMAN>BACKUPDURATION2:00PARTIALFILESPERSET1DATABASE
C. RMAN>BACKUPDURATION2:00PARTIALMINIMIZETIMEDATABASE
D. RMAN>BACKUPASCOPYDURATION2:00PARTIALMINIMIZELOADDATABASE

Whichcapabilityexistsonlyinjava.io.FileWriter?()

A. Closinganopenstream.
B. Flushinganopenstream.
C. Writingtoanopenstream.
D. Writingalineseparatortoanopenstream.

Given:1.packagetest;2.3.classTarget{4.publicStringname="hello";5.}Whatcandirectlyaccessandchangethevalueofthevariablename?()

A. anyclass
B. onlytheTargetclass
C. anyclassinthetestpackage
D. anyclassthatextendsTarget

ExaminetheRMANcommand:SWITCHDATAFILE’/DISK3/user_data01.dbf’;Whichcommanddoyouneedtoissuebeforeyouissuetheabovecommand,sothatRMANfindsthefileintherestoredlocationof’DISK2/user_data01.dbf’?()

A. RESTOREDATAFILE’/DISK2/user_data01.dbf’
B. RESTOREDATAFILE’/DISK3/user_data01.dbf’
C. SETNEWNAMEFOR’/DISK3/user_data01.dbf’TO’/DISK2/user_data01.dbf’
D. SETNEWNAMEFOR’/DISK2/user_data01.dbf’TO’/DISK3/user_data01.dbf’

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