单选题There was media failure and you need to check the data files for any block corruption. Which option would you use to create a report on any corruptions found within the database?()Athe DBNEWID utilityBthe DBVERIFY utilityCthe ANALYZE commandDthe RMAN REPORT commandEthe RMAN CROSSCHECK commandFthe CHECK_OBJECT procedure of the DBMS_REPAIR package

单选题
There was media failure and you need to check the data files for any block corruption. Which option would you use to create a report on any corruptions found within the database?()
A

the DBNEWID utility

B

the DBVERIFY utility

C

the ANALYZE command

D

the RMAN REPORT command

E

the RMAN CROSSCHECK command

F

the CHECK_OBJECT procedure of the DBMS_REPAIR package


参考解析

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单选题You want to check all the data blocks being written to the datafiles by analyzing the data on each block every time the DBWn process writes.   Which action will you perform to check the data blocks?()A Set the value of the DB_BLOCK_CHECKING initialization parameter to TRUEB Use the ANALYZE utility.C Use the DBVERIFY utility.D Use the DBMS_REPAIR package.

单选题In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the data file in a different location while resto ing the file.  Which option must you consider for this task?()A using only the RMAN SWITCH command to set the new location for the data fileB placing the database in the MOUNT state for the restore and recovery operationsC using an RMAN RUN block with the SET NEWNAME and then the SWITCH commandD configuring two channels: one for the restore operation and the other for the recovery operation