多项选择题

Which two statements regarding the Policy Framework in Enterprise Manager (EM) are correct?（）

A.Policy violations are prioritized as High, Medium, or Informational by category
B.Policies can be disabled completely, or flagged as ignored, for the specified target
C.Policies can be flagged as ignored, but never completely disabled, for the specified target
D.Policy violations must be corrected, otherwise the database will shut down until corrective action occurs

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单项选择题Youhavethreeproductiondatabases,HRDB,FINDB,andORGDB,thatusethesameASMinstance.Attheendoftheday,youexecutethefollowingcommandontheASMinstancetoshutdown:SQL>shutdownimmediate;Whatistheresultofexecutingthiscommand?（）

A.All the instances, including the ASM instance, are shut down in the ABORT mode
B.The ASM instance is shut down, but the other instances are still running
C.The ASM instance is still functional, but the other instances are shut down
D.All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.
E.HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode
F.HRDB, FINDB, and ORGDB instances are shut down in the NORMAL mode and the ASM instance is shut down in the IMMEDIATE mode

多项选择题WhichtwostatementsregardingtheFLASHBACK_TRANSACTION_QUERYviewarecorrect?（）

A.You can find information about only active transactions from the view
B.You can find information about read only transactions from the view
C.You require the SELECT ANY TRANSACTION system privilege to access the view
D.You can find information about both active and committed transactions from the view
E.You require the SELECT ON FLASHBACK_TRANSACTION_QUERY object privilege to access the view

单项选择题Youwanttoperformthedatabasebackupwhenuseractivityonyoursystemislow,suchasbetween12:00a.m.and2:00am.Whichcommandterminateswithanerrorifthebackupisnotcompleteattheendofthespecifiedduration?（）

A.RMAN> BACKUP DURATION 2:00 MINIMIZE LOAD DATABASE
B.RMAN> BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASE
C.RMAN> BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE
D.RMAN> BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE

单项选择题YouhavethreetemporarytablespacegroupsnamedG1,G2,andG3inyourdatabase.Youarecreatinganewtemporarytablespaceasfollows:CREATETEMPORARYTABLESPACETEMP1TEMPFILE u1 data temp1.dbf SIZE10MTABLESPACEGROUP;Whichstatementregardingtheabovecommandiscorrect?（）

A.It will create the tablespace TEMP1 in group G1
B.It will create the tablespace TEMP1 in group G3
C.It will not add the tablespace TEMP1 to any group
D.It will create the tablespace TEMP1 in the default group
E.It will throw an error with message 'specified group is not available
F.It will create a new group with a system-generated name and add the tablespace TEMP1 to it.