网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
You execute the following RMAN commands in the order shown below:  BACKUP VALIDATE DATABASE;  BLOCKRECOVER CORRUPTION LIST;  What will these commands do?()
A

create a backup of the database and recover all corrupted blocks found in the backup

B

run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database

C

run a backup validation to populate V$COPY_CORRUPTION view, and then list any corrupt blocks recorded in the view

D

run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view, and then repair any corrupt blocks recorded in the view

E

run a backup validation, repair any corrupt blocks found during the validation process, and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired


参考答案

参考解析
解析: 暂无解析
更多 “单选题You execute the following RMAN commands in the order shown below:  BACKUP VALIDATE DATABASE;  BLOCKRECOVER CORRUPTION LIST;  What will these commands do?()A create a backup of the database and recover all corrupted blocks found in the backupB run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the databaseC run a backup validation to populate V$COPY_CORRUPTION view, and then list any corrupt blocks recorded in the viewD run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view, and then repair any corrupt blocks recorded in the viewE run a backup validation, repair any corrupt blocks found during the validation process, and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired” 相关考题
考题 View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process() A. 4B. 8C. 7D. 0

考题 Multiple RMAN sessions are connected to the database instance.Examine the following output when backup commands are running in server sessions:What could have helped you to correlate server sessions with channels?()A. Implement RMAN multiplexingB. Set the DEBUG ON in the RMAN scriptC. Specify the command ID in the RMAN scriptD. Use a tag with the RMAN BACKUP command

考题 You are in the process of creating a virtual private catalog in your Oracle Database 11g database. The PROD1, PROD2, and PROD3 Oracle Database 10g databases are registered in the base recovery catalog. The database user who owns the base recovery catalog is CATOWNER. CATOWNER executes the following command to grant privileges to a new user VPC1 using Oracle Database 11g RMAN executables:What is the outcome of the above commands?()A. They execute and create a virtual catalog for pre-Oracle 11g clients.B. They produce an error because PROD1 and PROD2 databases belong to the older version.C. They produce an error because you need to connect as CATOWNER to execute this packaged procedure.D. They produce an error because you need to connect to the target database to execute this packaged procedure.

考题 Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs.You want to flash back the PDB to the time before the local user was dropped. You connect to the CDB and execute the following commands:SQL SHUTDOWN IMMEDIATE SQL STARTUP MOUNT SQL FLASHBACK DATABASE to TIME TO_DATE (‘08/20/12’ , ‘MM/DD/YY’)”;Examine following commands:1. ALTER PLUGGABLE DATABASE ALL OPEN;2. ALTER DATABASE OPEN;3. ALTER DATABASE OPEN RESETLOGS;Which command or commands should you execute next to allow updates to the flashback back schema?()A. Only 1B. Only 2C. Only 3D. 3 and 1E. 1 and 2

考题 Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN.Examine the following command and its output:You execute the following command:RMAN BACKUP DATABASE PLUS ARCHIVELOG;Which data files will be backed up?()A. Data files that belong to only the root containerB. Data files that belong to the root container and all the pluggable databases (PDBs)C. Data files that belong to only the root container and PDB$SEEDD. Data files that belong to the root container and all the PDBs excluding PDB$SEED

考题 You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace:  RMAN BACKUP TABLESPACE DETTBS;  Under which conditions would this command execute successfully? ()A、The database is in NOMOUNT state.B、The database is in ARCHIVELOG mode and the tablespace is online.C、The database is in ARCHIVELOG mode and the tablespace is offline.D、The database is in NOARCHIVELOG mode and the tablespace is online.E、The database is in NOARCHIVELOG mode and the tablespace is offline.

考题 RMAN enables you to open the target database when it is already mounted. Which command must you execute at the RMAN prompt to open the database?()A、’SQL ALTER DATABASE OPEN’;B、SQL ALTER DATABASE ’OPEN’;C、OPEN DATABASE;D、DATABASE OPEN

考题 Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt:     RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF;   RMAN BACKUP DATABASE;   Which files from the database will be backed up as a result of this BACKUP command?()A、 control fileB、 all datafilesC、 password fileD、 online redo log fileE、 archive redo log fileF、 server parameter fileG、 only the SYSTEM datafile

考题 You have created a script in the recovery catalog called backup_database. Which of the following commands would successfully execute that script?()  A、 run { open script backup_database; run script backup_database }B、 run { engage script backup_database; }C、 run { run script backup_database; }D、 Run { execute script backup_database; }E、 The name backup_database is an invalid name for an RMAN script. Trying to run it from RMAN would result in an error.

考题 Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt:   RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON;   After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()A、 when you change the name of a datafileB、 when you drop a table from the databaseC、 when you take an export of the databaseD、 when you back up the database using OS utilitiesE、 when you issue an ALTER SYSTEM SWITCH LOGFILE statementF、 when you issue a BACKUP command from inside the RMAN run block

考题 View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation:   RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8; BACKUP DATABASE FILESPERSET 4; }   What is the multiplexing level in the preceding backup process?()A、 4B、 8C、 7D、 0

考题 You are working on a CATDB database that contains an Oracle Database version 11.1 catalog schema owned by the user RCO11. The INST1 database contains an Oracle Database version 10.1 catalog schema owned by the user RCAT10. You want the RMAN to import metadata for database IDs 1423241 and 1423242, registered in RCAT10, into the recovery catalog owned by RCO11. You executed the following RMAN commands: RMAN CONNECT CATALOG rco11/password@catdb RMAN IMPORT CATALOG rcat10/oracle@inst1; What happens when you execute the above commands?()A、They deregister all databases registered in the RCAT10 catalog.B、They import metadata for all registered databases in the RCAT10 database.C、They register all the RCAT10-catalog registered databases in the RCO11 catalog.D、They overwrite all stored scripts in the RCO11 catalog with the same name as that in the RCAT10 catalog.

考题 In order to change the system runlevel and execute /etc/inittab entries based on the new runlevel, which of the following commands should be performed?()A、telinitB、runinitC、sysinitD、startinit

考题 多选题You are working on a CATDB database that contains an Oracle Database version 11.1 catalog schema owned by the user RCO11. The INST1 database contains an Oracle Database version 10.1 catalog schema owned by the user RCAT10. You want the RMAN to import metadata for database IDs 1423241 and 1423242, registered in RCAT10, into the recovery catalog owned by RCO11. You executed the following RMAN commands: RMAN CONNECT CATALOG rco11/password@catdb RMAN IMPORT CATALOG rcat10/oracle@inst1; What happens when you execute the above commands?()AThey deregister all databases registered in the RCAT10 catalog.BThey import metadata for all registered databases in the RCAT10 database.CThey register all the RCAT10-catalog registered databases in the RCO11 catalog.DThey overwrite all stored scripts in the RCO11 catalog with the same name as that in the RCAT10 catalog.

考题 单选题You are ready to implement RMAN in the backup and recover strategy for your company. Which system privilege must the RMAN user have to be able to connect and execute RMAN commands on a target database?()A SYSDBAB SYSOPERC No system privileges are required for the RMAN user.D Only SYS user can connect and execute RMAN commands on a target database.

考题 单选题Which one of the following RMAN commands is used to register the database files with repository that were backed up using O/S commands?()A CHANGEB CATALOGC CROSSCHECKD SWITCH

考题 单选题View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation:   RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8; BACKUP DATABASE FILESPERSET 4; }   What is the multiplexing level in the preceding backup process?()A  4B  8C  7D  0

考题 单选题Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. You connect to the CDB and execute the following commands: SQL SHUTDOWN IMMEDIATE SQL STARTUP MOUNT SQL FLASHBACK DATABASE to TIME “TO_DATE (‘08/20/12’ , ‘MM/DD/YY’)”; Examine following commands: 1. ALTER PLUGGABLE DATABASE ALL OPEN; 2. ALTER DATABASE OPEN; 3. ALTER DATABASE OPEN RESETLOGS; Which command or commands should you execute next to allow updates to the flashback back schema?()A Only 1B Only 2C Only 3D 3 and 1E 1 and 2

考题 单选题You execute the following RMAN command in the order shown below: BACKUP VALIDATE DATABASE; BLOCKRECOVER CORRUPTION LIST; What will these commands do?()A  Create a backup of the database and recover all corrupted blocks found in the backup.B  Run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database.C  Run a backup validation to populate V$COPY_CORRUPTION view, and then list any corrupt blocks recorded in the view.D  Run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view, and then repair any corrupt blocks recorded in the view.E  Run a backup validation, repair any corrupt blocks found during the validation process, and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired.

考题 多选题You execute the following Recovery Manager (RMAN) commands in he following order:   BACKUP VALIDATE DATABAE RECOVER CORRUPTION LIST;   Which two tasks are performed by these commands?()ARepair the corrupted blocks. If any. In the backup createdBPopulate VSCOPV_CORRUPTION with names of files that have corrupted blocksCBack up the database after checking whether array of the files have corrupted blocksDDiscover any corrupt blocks that are viewable with the VSDATABASE_BI-OCK_CORBUPTION viewERepair all corrupted blocks that have been logged in the VSDATABASE_BLOCK_ CORRUPTION

考题 单选题Your database is in ARCHIVELOG mode. On Friday evening, you perform an online database backup by using the BACKUP DATABASE command at the Recovery Manager (RMAN) prompt and close the  database. On Monday, the System Administrator informs you about the failure of two hard disks. One of the lost disks contains two datafiles, HR1.DBF and HR2.DBF, both of which belong to a read/write tablespace named HR. The disk also contains a datafile, USERS.DBF, which belongs to a read/write tablespace named USERS. You need to restore and recover the database backup that was performed on Friday evening. After mounting the database, you issue the following RMAN commands:        RMANRESTORE DATABASE;        RMANRECOVER DATABASE;   After successfully executing these RMAN commands, you issue the following statement using SQL*Plus:        SQLALTER DATABASE OPEN;   You receive the following errors when attempting to open the database:        ORA-01157: cannot identify/lock data file 10 see DBWR trace file        ORA-01110: data file 10: ’D:///USERS.DBF’   What is the cause of these errors?()A  The USERS.DBF datafile is corrupted and cannot be restored by RMAN.B  The USERS.DBF datafile was not backed up using the RMAN BACKUP DATABASE command.C  The USERS.DBF datafile was not restored using the RMAN RESTORE DATABASE command.D  The USERS.DBF datafile was not recovered using the RMAN RECOVER DATABASE command.

考题 单选题Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN. Examine the following command and its output: You execute the following command: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which data files will be backed up?()A Data files that belong to only the root containerB Data files that belong to the root container and all the pluggable databases (PDBs)C Data files that belong to only the root container and PDB$SEEDD Data files that belong to the root container and all the PDBs excluding PDB$SEED

考题 单选题You have created a script in the recovery catalog called backup_database. Which of the following commands would successfully execute that script?()A  run { open script backup_database; run script backup_database }B  run { engage script backup_database; }C  run { run script backup_database; }D  Run { execute script backup_database; }E  The name backup_database is an invalid name for an RMAN script. Trying to run it from RMAN would result in an error.

考题 多选题Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt:   RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON;   After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()Awhen you change the name of a datafileBwhen you drop a table from the databaseCwhen you take an export of the databaseDwhen you back up the database using OS utilitiesEwhen you issue an ALTER SYSTEM SWITCH LOGFILE statementFwhen you issue a BACKUP command from inside the RMAN run block

考题 单选题You run the following commands:   RMAN list expired backup; RMAN delete expired backup;   What will happen to the backup set pieces associated with the backups that appear in the list expired backup command?()A  They will be renamed.B  Nothing will happen to them. The backup set pieces do not exist.C  They will be deleted immediately since they are not in the flash recovery area.D  You will need to manually remove the physical files listed in the output of the commands.E  They will become hidden files and removed 10 days later.

考题 多选题Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt:     RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF;   RMAN BACKUP DATABASE;   Which files from the database will be backed up as a result of this BACKUP command?()Acontrol fileBall datafilesCpassword fileDonline redo log fileEarchive redo log fileFserver parameter fileGonly the SYSTEM datafile

考题 单选题RMAN enables you to open the target database when it is already mounted. Which command must you execute at the RMAN prompt to open the database?()A ’SQL ALTER DATABASE OPEN’;B SQL ALTER DATABASE ’OPEN’;C OPEN DATABASE;D DATABASE OPEN