在一级堤防上建一个小型穿堤涵洞,穿堤建筑物的级别是()。
A.一级
B.二级
C.四级
D.五级
第1题
A.redologs
B.controlfile
C.temporaryfilesoftemporarytablespace
D.thelatestbackupofonlythedamageddatafile
E.thelatestbackupofallthedatafilesIntheUSERStablespace
第2题
A.recoverycatalog
B.OracleEnterpriseManagerRepository
C.AutomaticWorkloadRepository(AWR)
D.Oracle10gEnterpriseManagerGridControl
E.AutomaticDatabaseDiagnosticMonitor(ADDM)
第3题
A.MAXSETSIZETO2
B.DEVICETYPEDISKPARALLELISM2
C.RETENTIONPOLICYTOREDUNDANCY2
D.DATAFILEBACKUPCOPIESFORDEVICETYPEDISKTO2
第4题
A.function
B.package
C.procedure
D.databasetrigger
E.anonymousPL/SQLblock
第5题
A. It bypasses the OS file system cache.
B. A separate NFS interface is required for use across Linux, UNIX, and Windows platforms.
C. It uses the operating system kernel NFS layer for user tasks and network communication modules.
D. File systems need not be mounted by the kernel NFS system when being served through Direct NFS.
E. Oracle Disk Manager can manage NFS on its own, without using the operating system kernel NFS driver.
第6题
A. The optimizer adds the new plan to the plan history.
B. The optimizer selects the new plan for the execution of the SQL statement.
C. The optimizer adds the new plan to the SQL plan baseline as an accepted plan.
D. The optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.
E. The optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
第7题
A.YoucanuseRMANstoredscripts.
B.Recoveryisfasterifdataisstoredincataloginadditiontothecontrolfile.
C.YoucanstorebackupInformationofallregistereddatabasesinoneplace.
D.Databasebackupsareautomaticallydeletedwhentheyareolderthanthespecifiedtimeperiod.
第8题
A.java.lang.StackOverflowError
B.java.lang.IllegalStateException
C.java.lang.ExceptionInInitializerError
D.java.lang.ArrayIndexOutOfBoundsException
第9题
A.becauseofredodatafromredologfile
B.becauseofdatafromdatabasebuffercache
C.becauseofdatafromatemporarytablespace
D.becauseofundodatafromtheundotablespace
第10题
ALGWRInput/output(I/O)fellsduetopermanentmediafailurethathasresultedInthelossofredologfileandtheLWGRterminatescausingtheinstancetocrash.Thestepstorecoverfromthelossofacurrentredologgroupmemberintherandomorderareasfollow.
1)Restorethecorruptedredologgroup.
2)Restorefromawholedatabasebackup.
3)Performincompleterecovery.
4)Relocatebyrenamingthememberofthedamagedonlineredologgrouptoanewlocation.
5)OpenthedatabasewiththeRESETLOGSoption.
6)Restartthedatabaseinstance.
7)Issueacheckpointandclearthelog.
Identifytheoptionwiththecorrectsequentialstepstoaccomplishthetaskefficiently().
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