Examine the CREATE DISKGROUP command used to create a disk group:In which situation would you use this method of disk group creation?()A. When two-way disk mirroring is required for the allocation unitsB. When three-way disk mirroring is required for the

题目
Examine the CREATE DISKGROUP command used to create a disk group:In which situation would you use this method of disk group creation?()

A. When two-way disk mirroring is required for the allocation units

B. When three-way disk mirroring is required for the allocation units

C. When using hardware mirroring or RAID

D. When disk mirroring is required for the Automatic Storage Management (ASM) disks


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  • 第1题:

    Youhavecreatedaresourceplan,DAY.Youexecutethefollowingcode:

    SQL>BEGIN

    DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE

    (PLAN=>’DAY’,

    COMMENT=>’DEPARTMENTSPLAN’,

    GROUP_OR_SUBPLAN=>’DEPARTMENTS’,

    CPU_P1=0);

    END;

    Then,youissuethefollowingcode:

    SQL>BEGIN

    DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE

    (PLAN=>’DAY’,

    COMMENT=>’DEPARTMENTSPLAN’,

    GROUP_OR_SUBPLAN=>’DEVELOPERS’,

    CPU_P2=100);

    END;

    Whatwillbetheimpactofexecutingtheabovecode?()


    参考答案:B

  • 第2题:

    Youwanttocreateaconsumergroup,GROUP1,andyouexecutethefollowingcommandinthecommand-lineinterface:SQL>EXECDBMS_RESOURCE_MANAGER.CREATE_CONSUMER_GROUP(CONSUMER_GROUP=>’group1’,COMMENT=>’NewGroup’);Thiscommanderrorsoutdisplayingthefollowingmessage:ERRORatline1:ORA-29371:pendingareaisnotactiveORA-06512:at"SYS.DBMS_RMIN",line115ORA-06512:at"SYS.DBMS_RESOURCE_MANAGER",line108ORA-06512:atline1Whatactionwouldyoutaketoovercomethiserror?()

    A.activatethePendingAreabeforecreatingtheconsumergroup

    B.createthePendingAreabeforecreatingtheconsumergroup

    C.increasethesizeofthedatabasebuffercachetoaccommodatethePendingArea

    D.increasethesizeofthesharedpooltoaccommodatethePendingArea

    E.increasethesizeofthelargepooltoaccommodatethePendingArea


    参考答案:B

  • 第3题:

    YouarecreatinganewformfortheOrderEntryapplication.Youdefinearecordgroupthatwillbecreatedwhentheformisexecutingthisbuiltin:CREATE_GROUP(rg_emplist,global_scope)Whichform(s)intheapplicationwillhaveaccesstothisrecordgroup?()

    A.Allformsintheapplication.

    B.Anyformsopenedbytheuserwhoinitiatedtherecordgroup.

    C.OnlytheformissuingtheCREATE_GROUPbuilt-in.

    D.Anyformsreferencedbytheformthatcontainstheprocedure.


    参考答案:A

  • 第4题:

    YouareworkingasaDBAinanorganization.Theflashrecoveryareafilesarecreatedin’+disk1’.Youwanttocreatenewflashrecoveryareafilesinthe’+disk2’location.Thenewlocationoftheflashrecoveryareafilesshouldbewritteninthecontrolfileandthespfile.Whichcommandwillyouissuetochangethelocationoftheflashrecoveryareafiles?()

    A.ALTERSYSTEMSETDB_RECOVERY_FILE_DEST=’+disk2’;

    B.ALTERSYSTEMSETDB_RECOVER_FILE_DEST=’+disk2’SCOPE=BOTH;

    C.ALTERSYSTEMSETDB_CREATE_FILE_DEST=’+disk2’;

    D.ALTERSYSTEMSETDB_CREATE_ONLINE_LOG_DEST_n=’+disk2’;


    参考答案:B

  • 第5题:

    Youexecutethefollowingcommandtocreatetwoconsumergroups,FIN_GROUP1andPAY_GROUP1foraplan,PROD_PLAN:BEGINDBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN(SIMPLE_PLAN=>’prod_plan’,CONSUMER_GROUP1=>’fin_group1’,GROUP1_CPU=>80,CONSUMER_GROUP2=>’pay_group1’,GROUP2_CPU=>20);END;Whichthreestatementsaretrue?()

    A.SYS_GROUPgets100%CPUresourcesatlevel1.

    B.FIN_GROUP1gets80%CPUresourcesatlevel1.

    C.FIN_GROUP1gets80%CPUresourcesatlevel2.

    D.PAY_GROUP1gets20%CPUresourcesatlevel1.

    E.PAY_GROUP1gets20%CPUresourcesatlevel2.

    F.OTHER_GROUPgets100%CPUresourcesatlevel1.

    G.OTHER_GROUPgets100%CPUresourcesatlevel2.


    参考答案:A, C, E

  • 第6题:

    Yourapplicationrequiresthatyouprogrammaticallymanipulateanonqueryrecordgroup.Whichthreebuilt-inscanyouuse?()

    A.CREATE_GROUP

    B.ADD_GROUP_NOW

    C.POPULATE_GROUP

    D.ADD_GROUP_COLUMN

    E.CREATE_GROUP_FROM_QUERY


    参考答案:A, B, D