单项选择题
In the parameter file of your production database， the CONTROL_FILE_RECORD_KEEP_TIME parameter is set to 31. What would be the impact of this setting on the backup that is being performed by using Recovery Manager （RMAN）？（）
A. The backup would be retained on the media for 31 days.
B. The backup would be maintained in the recovery catalog for 31 days.
C. The backup metadata would be retained in the control file for 31 days.
D. The backup metadata would be maintained in the recovery catalog for 31 days.
E. Automatic backups of the control file will be retained in the flash recovery area for 31 days.
相关考题
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单项选择题
nyourproductiondatabaseyouwanttouseanAutomaticStorageManagement（ASM）instancetomanagethedatabasefiles.Whichoptionwouldyouusetomigratethedatabasefilesfromanon-ASMinstancetoanASMinstance？（）
A. Oracle Migration Assistant
B. Recovery Manager （RMAN）
C. Oracle Data Pump Export and Import
D. conventional Oracle Export and Import
E. operating system utilities to copy the files to the ASM instance -
单项选择题
TheDB_BLOCK_CHECKINGinitializationparameterissettoTRUE.Whatwouldbetheresultofthissettingonthedatablocksbeingwrittentothedatafiles，everytimetheDBWnwrites？（）
A. The Oracle database will check all data blocks by going through the data on each block， making sure the data is self-consistent.
B. The DBWn and the direct loader will calculate a checksum and store it in the cache header of every data block when writing it to disk.
C. The Oracle database will check data blocks belonging to the SYSTEM tablespace only， by going through the data on each block， making sure the data is self-consistent.
D. The Oracle database will check data blocks belonging to the SYSAUX tablespace only， by going through the data on each block， making sure the data is self-consistent.
E. The Oracle database will check data blocks in the SYSTEM and SYSAUX tablespaces only， by going through the data on each block， making sure the data is self-consistent. -
单项选择题
YouworkasadatabaseadministratoratCertkiller.com.YourproductiondatabaseusesanAutomaticStorageManagement（ASM）instancetomanageitsfiles.YouwanttoaddanewdiskgrouptotheASMinstancetomanagetheincreaseddataload.WhatactionwouldyouperformtoincludethenewdiskgroupintheASMinstancewithoutcausinganyimpactonthecurrentlyconnectedusers？（）
A. mount the new disk group in the ASM instance
B. restart the ASM instance and the production database instance
C. register the new disk groups in the production database instance
D. restart the ASM instance without restarting the production database instance
E. include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance
