国家:政府:公务员A．军营：司令部：司令B．公司：董事会：职员C．法庭：审判：审判员D．学校：教师：学生

A.FIND_TIMER

B.GET_TIMER_PROPERTY

C.GET_APPLICATION_PROPERTY

D.GET_CUSTOM_ITEM_EVENT_PROPERTY

YouworkasadatabaseadministratorforCertkiller.com.Afterbeinghired，youfindthatthereisonlyonedatabasethatisfunctionalandthatisbeingaccessbytheapplications.Youwanttocreateareplicateofthedatabase，tobeusedfortestingpurposes.Whatisthebestmethodtocreateareplica？（）

A.A

B.B

C.C

D.D

A.modifytheHASH_AREA_SIZEinitializationparameter

B.modifythePGA_AGGREGATE_TARGETinitializationparameter

C.modifytheWORK_AREASIZE_POLICYinitializationparameter

D.increasethevalueoftheSGA_TARGETinitializationparameter

E.increasethevalueoftheSGA_MAX_SIZEinitializationparameter

F.increasethevalueoftheSORT_AREA_SIZEinitializationparameter

A.GET_ID

B.ID_NULL

C.ID_FIND

D.FIND_ID

aining several DATE, CHAR, VARCHAR2, and NUMBER data types, and the table’s indexes, to another tablespace.The table does not have a primary key and is used by an OLTP application.Which technique will move the table and indexes while maintaining the highest level of availability to the application?（）

A. Oracle Data Pump.

B. An ALTER TABLE MOVE to move the table and ALTER INDEX REBUILD to move the indexes.

C. An ALTER TABLE MOVE to move the table and ALTER INDEX REBUILD ONLINE to move the indexes.

D. Online Table Redefinition.

E. Edition-Based Table Redefinition.

A.FIND_TIMER

B.CREATE_TIMER

C.SET_TIMER

D.DELETE_TIMER

E.GET_APPLICATION_PROPERTY

NotethefollowingpointsdescribingvariousutilitiesinOracleDatabase11g：1：Itenablesthehigh-speedtransferofdatafromonedatabasetoanother.2：Itprovidesacompletesolutionforthebackup，restoration，andrecoveryneedsoftheentiredatabase.3：ItenablestheloadingofdatafromanexternalfileintoanOracledatabase.4：ItprovidesatapebackupmanagementfortheOracleecosystem.WhichpointdescribesOracleSecureBackup（）

A.1

B.2

C.3

D.4

E.1，2，and4

F.1，2，3，and4

t three years.Automatic undo management is enabled for the database with a retention of one day.Which two must you do to track the transactions?（）

A. Enable supplemental logging for the database.

B. Specify undo retention guarantee for the database.

C. Create a Flashback Data Archive in the tablespace where the tables are stored.

D. Create a Flashback Data Archive in any suitable tablespace.

E. Enable Flashback Data Archiving for the tables that require tracking

A.Itwouldbeautomaticallyenabledanddeferred.

B.Itwouldbeautomaticallyenabledandimmediate.

C.ItwouldremaindisabledandhastobeenabledmanuallyusingtheALTERTABLEcommand.

D.Itwouldremaindisabledandcanbeenabledonlybydroppingtheforeignkeyconstraintandre-creatingit.

tainingamirroredredologmemberhasbadsectorsinit.Youareunabletofixthedamagedfile.Howdoesthelossofaredologmemberaffecttheinstanceofthedatabasethatiscurrentlyrunning？（）

A.Theinstancewouldnormallyabort.

B.Theinstancewouldnotbeaffected.

C.Theinstancewouldbeinvalid，sowouldhavetobeaborted.

D.Theinstancewouldremainopen，buttheLGWRprocesswouldfail.

E.Theinstancewouldremainopenandwouldautomaticallycreatethemissingfile