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Which two statements are true about variable extent size support for large ASM files?()A. The metadata used to track extents in SGA is reduced.B. Rebalance operations are completed faster than with a fixed extent sizeC. An ASM Instance automatically alloc

题目
Which two statements are true about variable extent size support for large ASM files?()

A. The metadata used to track extents in SGA is reduced.

B. Rebalance operations are completed faster than with a fixed extent size

C. An ASM Instance automatically allocates an appropriate extent size.

D. Resync operations are completed faster when a disk comes online after being taken offline.

E. Performance improves in a stretch cluster configuration by reading from a local copy of an extent.

相似考题

1.( ) books are of ( ) size.A、Two/ the sameB、Two/ a sameC、The two/ the sameD、The two/ a same

2.YouwantanASMinstancetomanagethefilesofyourdatabase.Toachievethisobjective，youspecifythefollowingparametersintheparameterfileofthedatabase：INSTANCE_TYPE=RDBMSDB_NAME=PRODLARGE_POOL_SIZE=8MBDB_BLOCK_SIZE=4KLOG_ARCHIVE_DEST=+dgroupALOG_ARCHIVE_FORMAT="$ORACLE_SID_%s_%t.%t"DB_CREATE_FILE_DEST=+dgroupACOMPATIBLE=10.1.0.2.0CONTROL_FILES=+dgroupAWhichparameterwouldbeignoredwhilestartinguptheinstanceforthedatabasePROD？（）A.DB_BLOCK_SIZEB.CONTROL_FILESC.LARGE_POOL_SIZED.LOG_ARCHIVE_DESTE.LOG_ARCHIVE_FORMATF.DB_CREATE_FILE_DEST

3.YousetthevalueoftheSGA_TARGETinitializationparameterto1GtoenableOracletoautomaticallyresizemostofthememorycomponentsaccordingtothecurrentworkloadinthedatabase.Youissuethefollowingstatement：SQL>SELECTname，value，isdefault2FROMv$parameter3WHEREnameLIKE’%size%’；TheoutputofthisstatementdisplaysthattheDB_CACHE_SIZE，SHARED_POOL_SIZE，LARGE_POOL_SIZE，andJAVA_POOL_SIZEinitializationparameterscontainazerovalue.Whatdoesthisimply？（）A.TheSGA_TARGETinitializationparametercannotbesettoavaluelessthan1GB.TheSGA_TARGETinitializationparametercannotbesettoavaluegreaterthan1GC.TheMemoryAdvisoroftheOracleEnterpriseManager10gcannotbeusedtoobtainadviceontheimportantmemorycomponentsoftheSGAD.ThevaluesoftheDB_CACHE_SIZE，SHARED_POOL_SIZE，LARGE_POOL_SIZE，andJAVA_POOL_SIZEinitializationparameterscannotbesetmanually.E.NominimumlimitsareimposedontheDB_CACHE_SIZE，SHARED_POOL_SIZE，LARGE_POOL_SIZE，andJAVA_POOL_SIZEinitializationparameters.F.TheAutomaticSharedMemoryManagementfeaturecannotbedisabledunlessyouspecifyvaluesfortheDB_CACHE_SIZE，SHARED_POOL_SIZE，LARGE_POOL_SIZE，andJAVA_POOL_SIZEinitializationparametersintheinitializationparameterfile.

4.Considerthefollowingcommandtocreateatablespaceinyourproductiondatabase（whichisusinganAutomaticStorageManagement[ASM]instancetomanagethedatabasefiles）：CREATETABLESPACEuser_tbspDATAFILE’+dgroup3（user_temp）/user_files/user_tbsp’SIZE200MWhatwouldbetheresultofthiscommand？（）A.Itwouldresultinanerrorbecausethetemplatecannotbeusedalongwiththediskgroup.B.Itwouldresultinanerrorbecausethepathcannotbespecifiedwhilecreatingatablespaceinadiskgroup.C.Itwouldcreateatablespacewithadatafilethathasanalias，anditsattributesaresetbytheuserdefinedtemplate.D.Itwouldcreateatablespacewithadatafilethatdoesnothaveanalias，anditsattributesaresetbytheuserdefinedtemplate.

更多“Which two statements are true about variable extent size support for large ASM files?() ”相关问题

  • 第1题：

    YouincludedthefollowingAutomaticStorageManagement（ASM）initializationparametersettingsintheASMinitializationparameterfile：INSTANCE_TYPE=ASMASM_POWER_LIMIT=11LARGE_POOL_SIZE=4MASM_DISKGROUPS=DG1，DG2DB_UNIQUE_NAME=+ASMYouareunabletostarttheASMinstance.Whichinitializationparameterfilesetting（s）isnotallowingtheASMinstancetostart？（）

    A.onlytheINSTANCE_TYPEinitializationparameterissettoaninvalidvalue

    B.onlytheASM_POWER_LIMITinitializationparameterissettoaninvalidvalue

    C.onlytheLARGE_POOL_SIZEinitializationparameterissettoaninvalidvalue

    D.boththeLARGE_POOL_SIZEandINSTANCE_TYPEinitializationparametersaresettoinvalidvalues


    参考答案：D

  • 第2题：

    About ________ of the workers in the factory were born in the ________.

    A.two-thirds, 1970 B.two-thirds, 1970s C.two-third,1970 D.two-third, 1970s


    正确答案：B

  • 第3题：

    如果用组件上传,希望获得上传文件的大小,应该怎样实现()

    A.Request.Files（“upfile”）.Size

    B.UploaD.Form（“upfile”）.Size

    C.UploaD.Files（“upfile”）.Size

    D.Request.form（“upfile”）.Size


    参考答案：C

  • 第4题：

    YouaremaintainingtheSALESdatabaseonOracle10g.Youhaveaddedanewdisktoadiskgroup.AutomaticStorageManagementperformstherebalancingactivity.Youwanttospeeduptherebalancingactivity.Whichparameterwillyouspecifytocontrolthespeedoftherebalancingactivity？（）

    A.ASM_POWER_LIMIT

    B.ASM_DISKSTRING

    C.ASM_DISKGROUPS

    D.LARGE_POOL_SIZE


    参考答案：A

  • 第5题：

    12． About_______ of the workers in the factory were born in the __________．

    A． two- thirds;1970

    B． two- thirds ; 1970s

    C． two-third ; 1970

    D． two-third ; 1970s


    正确答案：B
    12．B【解析】句意：工厂里大约2/3的工人出生在20世纪70年代。分数的表达为分子用基数词，分母用序数词，如果分子大于1，则分母要用复数，排除C、D，年代的表达要在年份后加s．故选B。

  • 第6题：

    获取已上传文件的大小，使用什么数组？

    A．$_SERVER['REMOTE_ADDR']

    B．$_SERVER['SERVER_ADDR']

    C．$_FILES["userfile"]["size"]

    D．$_SERVER["userfile"]["size"]


    getS()

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