不管其他投资方案是否被采纳和实施,其收入和成本都不因此受到影响的投资与其他投资项目彼此为()
不管其他投资方案是否被采纳和实施,其收入和成本都不因此受到影响的投资与其他投资项目彼此为()。
A.互斥投资
B.独立投资
C.互补投资
D.互不相容投资
不管其他投资方案是否被采纳和实施,其收入和成本都不因此受到影响的投资与其他投资项目彼此为()。
A.互斥投资
B.独立投资
C.互补投资
D.互不相容投资
第1题
A.Changetheretentioncriteria.
B.MakethelostbackupsetpiecesavailabletoRMANagain.
C.Runthecrosscheckcommandtocorrectthelocationforthebackupsetpiececontainedinthe metadata.
D.Nothing.Thebackupsetpieceislostforever.
E.CallOraclesupport,theirassistanceisrequired.
第2题
A.http://145.33.230.186:5500/em
B.http://www.145.33.230.186:5500/em
C.http://tech1.us.oracle.com:5500/em
D.http://test.145.33.230.186:5500/em
E.http://test.tech1.us.oracle.com:5500
F.http://www.tech1.us.oracle.com:5500/em
G.http://test.tech1.us.oracle.com:5500/em
第3题
A.ThebackupsethasexceededtheretentioncriteriasetinRMANandiseligibleforremoval.
B.Thebackupsethasoneormoreinvalidblocksinitandisnotusableforrecovery.
C.Thebackupsetcontainsoneormoretablespacesnolongerinthedatabase.
D.Thebackupsetcontainsoneormoremissingbackupsetpieces.
E.ThebackupsetisfromapreviousversionofRMANandwasnotupgraded.
第4题
A. an event
B. a schedule
C. a program
D. another chain
E. a lightweight job
第5题
A.Toremovemissingbackupsetpiecesphysicallyfromdisk
B.Toremovemetadatarelatedtobackupsetpiecesinthecontrolfileandtherecoverycatalog
C.Tomarkasdeletedrecordsinthecontrolfileandtherecoverycatalogassociatedwithobsoletebackupsets
D.Todeletebackupsetpiecesassociatedwithbackupsthatarenolongerneededduetoretentioncriteria
E.ToremoveoldversionsofRMANbackups
第6题
A. An error is returned.
B. You are prompted to enter a new value.
C. A report is produced that matches the first report produced.
D. You are asked whether you want a new value or if you want to run the report based on the previous value.
第7题
A. Flashback Table can be performed on system tables.
B. Flashback Table operation does not shrink the segments.
C. Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.
D. Flashback Table operation acquires exclusive data manipulation language (DML) locks.
第8题
A.Theywillberenamed.
B.Nothingwillhappentothem.Thebackupsetpiecesdonotexist.
C.Theywillbedeletedimmediatelysincetheyarenotintheflashrecoveryarea.
D.Youwillneedtomanuallyremovethephysicalfileslistedintheoutputofthecommands.
E.Theywillbecomehiddenfilesandremoved10dayslater.
第9题
A. The tablespace must be locally managed.
B. The tablespace must have only one temp file.
C. The tablespace must be made nondefault and offline.
D. The tablespace can remain as the default but must have no active sort operations.
第10题
A.registerdatabase
B.recovercatalog
C.loadbackupset
D.synchmetadata
E.catalogstartwith
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