YounoticethatyourRMANscriptusedtocopythedatafiles,controlfiles,andarchivedredologfilesisperformingveryslowly.WhichtwochangesmightyouwanttoincludeinyourRMANscripttospeeduptheCOPYcommands?() A.NOCHECKSUMB.MAXCORRUPTC.CHECKLOGICALD.BACKUPINCREMENTALE.CONFIGUREDEVICETYPE...PARALLELISM
YounoticethatyourRMANscriptusedtocopythedatafiles,controlfiles,andarchivedredologfilesisperformingveryslowly.WhichtwochangesmightyouwanttoincludeinyourRMANscripttospeeduptheCOPYcommands?()
A.NOCHECKSUM
B.MAXCORRUPT
C.CHECKLOGICAL
D.BACKUPINCREMENTAL
E.CONFIGUREDEVICETYPE...PARALLELISM
相关考题：
Whichtypeofdatabasefileisspreadacrossalldisksinadiskgroup?() A.Alltypesoffilesarespreadacrossalldisksinthediskgroup.B.DatafilesC.RedologfilesD.ArchivedredologfilesE.Controlfiles
Ifyoulostyourentiredatabase,includingthedatabasespfile,controlfiles,onlineredologs,anddatabasedatafiles,whatkindofrecoverywouldberequiredwithRMAN?() A.Completedatabaserecovery.B.Incompletedatabaserecovery.C.Approximatedatabaserecovery.D.Archiveddatabaserecovery.E.ThedatabasecouldnotberecoveredwithRMAN.
Youhaveconfiguredtheflashrecoveryareatostoreonlineredologfiles，controlfiles，archivedredologsandRMANbackups.Whichofthefollowingfilescanyousuccessfullydeletefromtheflashrecoveryareaifyouwanttoreclaimthespacewithinit？（）A.multiplexedcontrolfilesB.RMANobsoletebackupsC.multiplexedonlineredologfilesD.archivedredologsthathavenotbeencopiedtotape
Thedatabaseisbeingrestoredfromaclosedbackup.Thedatafiles，controlfiles，passwordfile，andparameterfileareavailable，buttheonlineredologsarenot.Becausetheonlineredologsarenotavailable，youmustsimulaterecoveryandalterthedatabaseopenwiththeresetlogsoptionsotheonlineredologsarecreatedwhilethedatabaseopens.Whichtypeofrecoverisusedinthissituation？（）A.untilSCNB.untiltimeC.untilcancelD.usingbackupcontrolfile
YouareusingRMANtoperformacloseddatabasebackupofyourdatabase.YouissuetheseRMANcommands:STARTUPMOUNT;BACKUPFORMAT’／BACKUP／df_%d_%s_%p.bus’DATABASEfilesperset=2;Whichcomponentsareincludedinthebackup?() A.Onlythedatafiles.B.Onlythedatafilesandtheonlinelogs.C.Thedatafiles，controlfiles，andtheonlinelogs.D.Thedatafilesandcontrolfiles，butnottheonlinelogs.
数据库的“逻辑层面”是指数据文件（Datafiles）、重做日志文件（redologfiles）、控制文件（controlfiles）、口令文件（password）、初始化参数文件（initializationparameterfiles）等。