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 have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB.  You issue the following command from the RMAN prompt to perform a backup of the tablespace:   RMAN> BACKUP TABLESPACE TS1 MAXSETSIZE 100M;  Which statement is true about executing this command?()
A

 The command generates an error.

B

 The command backs up the tablespace and creates a backup set of size 200 MB

C

 The command backs up the tablespace and creates two backup sets of size 100 MB each.

D

 The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.


参考答案

参考解析
解析: 暂无解析
更多 “单选题You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB.  You issue the following command from the RMAN prompt to perform a backup of the tablespace:   RMAN BACKUP TABLESPACE TS1 MAXSETSIZE 100M;  Which statement is true about executing this command?()A  The command generates an error.B  The command backs up the tablespace and creates a backup set of size 200 MBC  The command backs up the tablespace and creates two backup sets of size 100 MB each.D  The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.” 相关考题
考题 Your database runs in NOARCHIVELOG mode, and is backed up every night using RMAN scripts. However, last night your assistant DBA performed a manual operating system backup, instead of running the scripts. Today your database crashed and you now want to use the backups from last night. What do you need todo?()A、You need to perform the restore and recover operations manually, because the backup was made manually. B、First you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. C、First you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. D、You can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information. 

考题 Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager (RMAN) to perform backups.  Which two backups would you be able to perform when the database is being accessed by users?()A、backup of offline tablespacesB、backup of read­only tablespacesC、backup of system­critical tablespacesD、backup of online, locally managed tablespacesE、backup of read/write dictionary­managed tablespaces

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 It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()A、cannot be used in RMANB、by starting up the database againC、by using the CATALOG command of RMAND、by using the RECOVER CATALOG command in RMANE、by re-creating the target control file to rebuild the RMAN repository

考题 You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.  What must you set using the RMAN CONFIGURE command to achieve this?()  A、 MAXSETSIZE TO 2B、 DEVICE TYPE DISK PARALLELISM 2C、 RETENTION POLICY TO REDUNDANCY 2D、 DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2

考题 You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()A、Database Datafiles B、Database Control Files C、Online redo logsD、Archived redo logs E、The database SPFILE F、None of the above, all these files are backed up. 

考题 You have lost all your RMAN backup set pieces due to a disk failure. Unfortunately, you have an automated cross-check script that also does a delete expired backupset command. You have restored all the backup set pieces from tape.  What command would you use to get those backup set pieces registered in the recovery catalog and the control file of the database again?()  A、 register databaseB、 recover catalogC、 load backupsetD、 synch metadataE、 catalog start with

考题 You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository.  Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()A、 rman TARGET / NOCATALOGB、 rman TARGET sys/passwordC、 rman TARGET sys/password AS SYSDBAD、 rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat

考题 You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A、 target databaseB、 auxiliary databaseC、 third-party databaseD、 recovery catalog database

考题 You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?()A、 RMAN would use the current operating system location to place the backup.B、 RMAN would use the control file of the target database to maintain the backup.C、 RMAN would use the recovery catalog of the target database to maintain the backup.D、 RMAN would use the control file of the target database to maintain the backup metadata.E、 RMAN would use the recovery catalog of the target database to maintain the backup metadata.

考题 A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java.  Knowing that your database is in danger,which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?()A、 backup database allB、 backup compressed databaseC、 backup as compressed backupset databaseD、 backup as compressed backup database plus archivelog allE、 backup as compressed backupset database plus compress archivelog all

考题 You are migrating your production database from non-ASM to ASM storage. You used the RMAN utility to migrate the database from non-ASM to ASM storage. Which type of backup command script will you use for migrating the database from non-ASM to ASM storage?()A、 BACKUP AS BACKUPSETB、 BACKUP AS COPYC、 BACKUP AS COMPRESSED BACKUPSETD、 BACKUP INCREMENTAL LEVEL n CUMULATIVE

考题 Your database is configured on non-ASM disk storage. You need to migrate your database to ASM disk storage.  Which statement is true about migrating from non-ASM disk storage to ASM disk storage?() A、 You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.B、 You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.C、 You can use the SWITCH DATABASE TO COPY Recovery Manager (RMAN) command to switch back to non-ASM disk storage if you have not deleted your original datafiles.D、 You cannot use Recovery Manager (RMAN) to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.

考题 You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact.  Which of the following is true regarding your recovery?()  A、 You will need to open the database with the resetlogs command.B、 All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C、 You will use the resetlogs version of the create controlfile command.D、 You will use the noresetlogs version of the create controlfile command.E、 You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command

考题 单选题You are migrating your production database from non-ASM to ASM storage. You used the RMAN utility to migrate the database from non-ASM to ASM storage. Which type of backup command script will you use for migrating the database from non-ASM to ASM storage?()A  BACKUP AS BACKUPSETB  BACKUP AS COPYC  BACKUP AS COMPRESSED BACKUPSETD  BACKUP INCREMENTAL LEVEL n CUMULATIVE

考题 单选题A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java.  Knowing that your database is in danger,which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?()A  backup database allB  backup compressed databaseC  backup as compressed backupset databaseD  backup as compressed backup database plus archivelog allE  backup as compressed backupset database plus compress archivelog all

考题 单选题You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.  What must you set using the RMAN CONFIGURE command to achieve this?()A  MAXSETSIZE TO 2B  DEVICE TYPE DISK PARALLELISM 2C  RETENTION POLICY TO REDUNDANCY 2D  DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2

考题 单选题You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository.  Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()A  rman TARGET / NOCATALOGB  rman TARGET sys/passwordC  rman TARGET sys/password AS SYSDBAD  rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat

考题 单选题Your database is configured on non-ASM disk storage. You need to migrate your database to ASM disk storage.  Which statement is true about migrating from non-ASM disk storage to ASM disk storage?()A  You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.B  You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.C  You can use the SWITCH DATABASE TO COPY Recovery Manager (RMAN) command to switch back to non-ASM disk storage if you have not deleted your original datafiles.D  You cannot use Recovery Manager (RMAN) to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.

考题 单选题You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?()A  RMAN would use the current operating system location to place the backup.B  RMAN would use the control file of the target database to maintain the backup.C  RMAN would use the recovery catalog of the target database to maintain the backup.D  RMAN would use the control file of the target database to maintain the backup metadata.E  RMAN would use the recovery catalog of the target database to maintain the backup metadata.

考题 单选题Your database runs in NOARCHIVELOG mode, and is backed up every night using RMAN scripts. However, last night your assistant DBA performed a manual operating system backup, instead of running the scripts. Today your database crashed and you now want to use the backups from last night. What do you need todo?()A You need to perform the restore and recover operations manually, because the backup was made manually. B First you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. C First you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. D You can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information. 

考题 单选题You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact.  Which of the following is true regarding your recovery?()A  You will need to open the database with the resetlogs command.B  All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C  You will use the resetlogs version of the create controlfile command.D  You will use the noresetlogs version of the create controlfile command.E  You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command

考题 单选题It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()A cannot be used in RMANB by starting up the database againC by using the CATALOG command of RMAND by using the RECOVER CATALOG command in RMANE by re-creating the target control file to rebuild the RMAN repository

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 多选题You are using a recovery catalog to maintain Recovery Manager (RMAN) backup information for your production database. You have registered your production database and are performing regular backups. Because of a new requirement you have added a few new tablespaces to your production database and you want them to be included in backups.  Identify two options for completing this task.()AReregistering the target database in recovery catalogBTransporting the new tablespaces to the recovery catalog databaseCSyncronizing the recovery catalog with the target database control fileDPerforming a fresh backup of the target database to include the new data files in the catalog database

考题 单选题You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. Which files are not backed up during the RMAN backup?()A  Database DatafilesB  Database Control FilesC  Online redo logsD  Archived redo logsE  The database SPFILEF  None of the above,all these files are backed up

考题 单选题You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A  target databaseB  auxiliary databaseC  third-party databaseD  recovery catalog database