ABC公司2008年3月1日购入面值为20万元的债券，该债券的票面利率为8％，201 1年3月1日到期，到期时一

A. in the INTO clause of an INSERT statement

B. in the FROM clause of a SELECT statement

C. in the GROUP BY clause of a SELECT statement

D. in the WHERE clause of a SELECT statement

E. in the SET clause of an UPDATE statement

F. in the VALUES clause of an INSERT statement

Youfindtoday’sperformanceofyourproductiondatabasetobethebestever.Therefore，youwanttobenotifiedinthefuturewhenevertheperformancedegradesby10%oftoday’sperformance.Whatisthefirststepthatyouwouldtaketoensurethis？（）

A.createbaselinemetricsfortoday’sperformance

B.writethecurrentdatabasemetricstoadatabasetableandcreateatriggertocomparewithfuturedatabasestatistics

C.writethecurrentdatabasemetricstoaflatfileandcreateanoperatingscripttocomparewithfuturedatabasestatistics

D.writethecurrentdatabasemetricstoadatabasetableandcreateaproceduretocomparewithfuturedatabasestatistics

E.writethecurrentdatabasemetricstoadatabasetableandsubmitajobusingDBMS_JOBtocomparewithfuturedatabasestatistics

for the database instance. To repair the failure, you executed the following as the first command in the RMAN session:RMAN> REPAIR FAILURE;Which statement describes the consequence of the command?（）

A. The command performs the recovery and closes the failures.

B. The command only displays the advice and the RMAN script required for repair.

C. The command produces an error because the ADVISE FAILURE command has not been executed before the REPAIR FAILURE command.

D. The command executes the RMAN script to repair the failure and removes the entry from the Automatic Diagnostic Repository (ADR).

A.Line 26 prints "a" to System.out.

B.Line 26 prints "b" to System.out.

C.An exception is thrown at line 26 at runtime.

D.Compilation of class A will fail due to an error in line 6.

cutefewcommandstofindthelocationofthealertlogfile.ViewtheExhibitandcheckthecommandsexecuted.Whatisthelocationofthealert_orcl.logfile（）

A.ORACLE_HOME/dbs

B.ORACLE_HOME/rdbms

C./u01/app/oracle/admin/orcl/adump

D./u01/app/oracle/flash_recovery_area

E.ORACLE_BASE/diag/rdbms/orcl/orcl/alert

F.ORACLE_BASE/diag/rdbms/orcl/orcl/trace

Inyourtestdatabase，youhavecreatedtheORDERStableasanindex-organizedtable（IOT）.Tofacilitatefasterquerying，youhavecreatedamappingtableandabitmapindexontheORDER_FILLEDcolumn.Youobservethatthequeryperformancedegradeswhenusersperformalargevolumeoftransactions.Whileinvestigatingthereason，youfindthatthemappingtablesegmentisfragmented，leadingtopoorperformance.Whichoptionwouldyouusetodefragmentthemappingtablewithoutaffectingtheoriginaltabledata？（）

A.exportandimportthemappingtable

B.dropandre-createthemappingtable

C.truncatethemappingtableandreinsertthevalues

D.usetheALTERTABLE···REBUILDcommandtodefragmentthemappingtable

A.synchcatalog

B.resynccatalog

C.replicatecatalog

D.updatecatalog

E.restorecatalog

A.crosscheck

B.listbackup

C.confirm

D.resync

E.backupvalidate

A.listdatabasebackup

B.reportdatabasebackup

C.listbackupofdatabase

D.listsummarybackup

E.reportbackupofdatabase

A.guaranteeundoretention

B.addonemoreredologgroup

C.sizetheredologfilesappropriately

D.sizetheUNDOtablespaceappropriately

E.sizetheSYSTEMtablespaceappropriately

F.configureanappropriateundoretentioninterval

G.changeautomaticundomanagementtomanual