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 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.

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.


相关考题:

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

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

YouwantanASMinstancetomanagethefilesofyourdatabase.Toachievethisobjective,youspecifythefollowingparametersintheparameterfileofthedatabase:INSTANCE_TYPE=RDBMSDB_NAME=PRODLARGE_POOL_SIZE=8MBDB_BLOCK_SIZE=4KLOG_ARCHIVE_DEST=+dgroupALOG_ARCHIVE_FORMAT=$ORACLE_SID_%s_%t.%tDB_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

YousetthevalueoftheSGA_TARGETinitializationparameterto1GtoenableOracletoautomaticallyresizemostofthememorycomponentsaccordingtothecurrentworkloadinthedatabase.Youissuethefollowingstatement:SQLSELECTname,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.

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

YouaremaintainingtheSALESdatabaseonOracle10g.Youhaveaddedanewdisktoadiskgroup.AutomaticStorageManagementperformstherebalancingactivity.Youwanttospeeduptherebalancingactivity.Whichparameterwillyouspecifytocontrolthespeedoftherebalancingactivity?()A.ASM_POWER_LIMITB.ASM_DISKSTRINGC.ASM_DISKGROUPSD.LARGE_POOL_SIZE

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

12. About_______ of the workers in the factory were born in the __________.A. two- thirds;1970B. two- thirds ; 1970sC. two-third ; 1970D. two-third ; 1970s

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”).SizeB.UploaD.Form(“upfile”).SizeC.UploaD.Files(“upfile”).SizeD.Request.form(“upfile”).Size

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"]