Diagnose and repair a data file corruption offline.
Diagnose and repair a data file corruption online.
Diagnose and repair failures on a standby database.
Recover from failures in the Real Application Cluster (RAC) environment.
第1题:
Which kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist?()
第2题:
A client has been unable to fix corruption of system files and does not have a backup or an Automated System Recovery (ASR) disk. Which of the following is the BEST action to take next? ()
第3题:
Your database is open and running in ARCHIVELOG mode. You take RMAN full backups every Sunday night. On Monday morning, while querying the user1.employees table, you receive the following error message: 01578: ORACLE data block corrupted (file # 5, block # 51) ORA-01110: data file 5: ’/u01/app/oracle/oradata/orcl/example01.dbf’ You need to rectify the corruption while ensuring the following: The data file should remain online. The mean time to recover (MTTR) should be minimal. You are not using a backup control file, and all the archived logs are accessible. Which option would you choose?()
第4题:
Which two kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist()
第5题:
You issued the following command to analyze the SCOTT.EMP table for block corruption: ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE; You received the following error: ORA-01578: ORACLE data block corrupted (file # %s, block # %s) How will you resolve the block corruption problem?()
第6题:
Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? ()
第7题:
Which two activities are NOT supported by the Data Recovery Advisor (DRA)()
第8题:
by using the DBMS_REPAIR package
by using the DBVERIFY utility
by using Block Media Recovery
by issuing the ANALYZE TABLE HR.EMPLOYEES VALIDATE STRUCTURE command
第9题:
Failure when no standby database is configured
Failure because a data file is renamed accidentally
Failure that requires no archive logs to be applied for recovery
Failure due to loss of connectivity-for example, an unplugged disk cable
第10题:
Flash back all the tables in the data file, one by one.
Restore the data file to a new location and perform a media recovery.
Flash back the database, there is no need to restore the data file.
Restore the data file from the most recent backup and flash the database.
第11题:
Recover from failures in the RAC environment.
Diagnose and repair a data file corruption online.
Diagnose and repair a data file corruption offline.
Diagnose and repair failures on a standby database
第12题:
RECOVER FILE=1201 BLOCK=1968
RECOVER CORRUPTION LIST
RECOVER DATAFILE 1201 BLOCK 1968
RECOVER BLOCK CORRUPTION LIST
None of the above
第13题:
A data file became corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()
第14题:
Which two activities are NOT supported by the Data Recovery Advisor?()
第15题:
You work as a database administrator at Certkiller .com. Your database is open and running in ARCHIVELOGmode. You take RMANfull backups every Sunday night. On Monday morning, while querying the user1.employeestable, you receive the following error message: 01578: ORACLE data block corrupted (file # 5, block # 51) ORA-01110: data file 5:’/u01/app/oracle/oradata/orcl/example01.dbf’ You need to rectify the corruption while ensuring the following: The data file should remain online. The mean time to recover (MTTR) should be minimal. You are not using a backup control file and all the archived logs are accessible. Which option would you choose?()
第16题:
A data file become corrupted in your database due to bad sectors on the disk. Because of corruption, you lost all the important tables in that data file. Which method would you use for recovery?()
第17题:
While querying the EMPLOYEES table, you receive an ORA-01578 message indicating block corruption in File# 1201 and Block# 1968. You analyze the table and the corruption is verified. Which RMAN command do you use to perform BMR and repair the corrupt block?()
第18题:
You issue the following statement: SQL> SELECT FIRSTNAME, LASTNAME FROM HR.EMPLOYEE; You receive the following error: 01578: ORACLE data block corrupted (file# 6, block # 54) ORA-01110 : data file 6: ’u01/oracle/oradata/data1.dbf’ How will you resolve this problem of data block corruption by reducing the mean time to recover (MTTR)?()
第19题:
failure when no standby database is configured
failure because a data file is renamed accidentally
failure that requires no archive logs to be applied for recovery
failure due to loss of connectivity-for example, an unplugged disk cable
第20题:
Restore the data file and perform incomplete recovery.
Restore the data file and perform point-in-time recover.
Drop the tablespace and lose all data in the tablespace.
Restore the database and lose all data since the last backup.
第21题:
Creating and dropping tables in the data file being moved
Performing file shrink of the data file being moved
Querying tables in the data file being moved
Performing Block Media Recovery for a data block in the data file being moved
Flashing back the database
Executing DML statements on objects stored in the data file being moved
第22题:
Restore the lost data file from the backup, and then flash back the database.
Restore the data file pertaining to index tablespace, and then recover the tablespace.
Restore all the data files, and then perform an incomplete recovery to get the tablespace back.
Restore all the data files, and then perform an incomplete recovery using the backup control file.
Drop and re-create the index tablespace, and then re-create all of the indexes in that tablespace.
第23题:
by using the DBMS_REPAIR package
by using the DB_BLOCK_CHECKING parameter
by using the DBVERIFY utility
will not be completely resolved until the hardware fault is corrected