Which two changes and their effect on the system can be tested by using the Database Replay feature？（）A、 multiplexing of the control fileB、 adding the redo log member to the databaseC、 database and operating system upgradesD、 changing the database storage to ASM-managed storage
Which two changes and their effect on the system can be tested by using the Database Replay feature？（）
- A、 multiplexing of the control file
- B、 adding the redo log member to the database
- C、 database and operating system upgrades
- D、 changing the database storage to ASM-managed storage
相关考题：
Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?() A. Creating the control file for the duplicate databaseB. Restoring the target data files to the duplicate databaseC. Performing complete recovery using all available backupsD. Generating a new, unique DBID for the duplicate databaseE. Copying the online redo log files from the target database to the duplicate database
Which three tasks can be performed using a duplicate database?() A. Testing the backup and recovery proceduresB. Testing the upgrade of an Oracle database to a new releaseC. Testing the effect of an application changes on database performanceD. Continuously updating archive log files from the target database to support failover
The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each.One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file:ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3;Which action should you perform immediately after using this command?（）A. You should perform a log switchB. You should make a backup of the databaseC. You should switch the database to the NONARCHIVELOG modeD. You should shut down the database instance and perform a complete database recovery
Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN) whileduplicating a running database? ()(Choose Two) A. Creating the control file for the duplicate databaseB. Restoring the target data files to the duplicate databaseC. Performing complete recovery using all available backupsD. Generating a new, unique DBID for the duplicate databaseE. Copying the online redo log files from the target database to the duplicate database
The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file： ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3； Which action should you perform immediately after using this command？（） A、 You should perform a log switchB、 You should make a backup of the databaseC、 You should switch the database to the NONARCHIVELOG modeD、 You should shut down the database instance and perform a complete database recovery
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
Which three tasks can be performed using a duplicate database? （）(Choose three.)A、Testing the backup and recovery proceduresB、Testing the upgrade of an Oracle database to a new releaseC、Testing the effect of an application changes on database performanceD、Continuously updating archive log files from the target database to support failover
You work as a database administrator for Certkiller .com. Users in the Certkiller PROD database complain about the slow response when accessing the database. In the Active Session Waiting： Configuration page you find that the majority of the wait time is for the redo log buffer.Further investigation using the Run Queue graph and operating system tools reveals that the redo log files are on the same disks， and that the disk I/O for the redo log files is the reason for the performance degradation. Which two actions would you take to gain performance？（）A、Increase the size of redo log filesB、Increase the size of redo log bufferC、Increase the number of redo log filesD、Place the redo log files on a separate diskE、Decrease the number of redo log groups to twoF、Increate the number Log Writer （LGWR） process
Which two file types must be included in a closed database backup taken with operating system commands？（）A、data filesB、control fileC、password fileD、online redo log filesE、initialization parameter file
You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup information of your database. Which file can be used as a repository to store information regarding the RMAN backup？（）A、 online redo log filesB、 alert log filesC、 control fileD、 datafiles associated with the SYSTEM tablespace
Your database is in ARCHIVELOG mode. You have two online redo log groups，each of which contains one redo member. When you attempt to start the database， you receive the following errors：（）A、 ALTER DATABASE DROP LOGFILE GROUP 1B、 ALTER DATABASE CLEAR LOGFILE GROUP 1C、 ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1D、 ALTER DATABASE DROP LOGFILE MEMBER ’D:///REDO01.LOG’
Because of hardware failure， you decided to drop a redo log member from the database. Which condition should be met to drop a redo log file？（）A、 The redo log file should belong to an active group.B、 The redo log file should belong to an inactive group.C、 The redo log file should belong to the current group.D、 The redo log file can be dropped only if all the transactions are stopped.E、 Before a redo log file is dropped， it should be deleted from the operating system （OS）.
You have configured OMF in your database. You enabled the ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； statement to enable the block change tracking feature. What information will be written in the change tracking file？（）A、 the system change numberB、 the locations of the redo log filesC、 the locations of the datafilesD、 the physical location of all the database changes
Which two files in the database can be configured for automatic backups by using the autobackupfeature in Recovery Manager （RMAN）（）A、data filesB、control filesC、parameter fileD、online redo log filesE、server parameter file
You are working on a database， where you have three redo log groups. When the database is down for a backup， an operating system （OS） user deletes all the redo log files in a group. What will happen when you open your database？（）A、 The instance starts， the database is mounted， but efforts to open the database fail， and an error about the missing redo log group is displayed.B、 Before the instance starts， you receive an error about the missing redo log files of a group.C、 The instance starts and the database opens with an error message written to the alert log file.D、 The instance starts and the database opens because two redo log groups still exist.E、 The instance starts and the database opens， but every attempt to write to redo log files fails with an error.
Which two files in the database can be configured for automatic backups by using the autobackup feature inRecovery Manager （RMAN）（）A、Data filesB、Control filesC、Parameter fileD、Online redo log filesE、Server parameter file
You are working on Oracle Database 10g， which is in ARCHIVELOG mode. All the archived log files are intact. In which scenario would performing a recovery require the opening of the database with the RESETLOGS option？（）A、 loss of one of the tablespacesB、 loss of a system data fileC、 loss of one of the control filesD、 loss of a tempfileE、 loss of the only member of an unarchived redo log groupF、 loss of a member from each redo log group
Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN) whileduplicating a running database? （）(Choose Two)A、Creating the control file for the duplicate databaseB、Restoring the target data files to the duplicate databaseC、Performing complete recovery using all available backupsD、Generating a new, unique DBID for the duplicate databaseE、Copying the online redo log files from the target database to the duplicate database
Which two database operations can be performed at the MOUNT stage of database startup？（）A、renaming of data filesB、dropping the database userC、renaming of control filesD、multiplexing of control filesE、configuring the database in ARCHIVELOG mode
Which two operations are NOT performed by the DUPLICATE command in Recovery Manager （RMAN） while duplicating a running database？（）A、 Creating the control file for the duplicate databaseB、 Restoring the target data files to the duplicate databaseC、 Performing complete recovery using all available backupsD、 Generating a new， unique DBID for the duplicate databaseE、 Copying the online redo log files from the target database to the duplicate database
Which three tasks can be performed using a duplicate database？（）A、 Testing the backup and recovery proceduresB、 Testing the upgrade of an Oracle database to a new releaseC、 Testing the effect of an application changes on database performanceD、 Continuously updating archive log files from the target database to support failover
多选题Which two changes and their effect on the system can be tested by using the Database Replay feature？（）Amultiplexing of the control fileBadding the redo log member to the databaseCdatabase and operating system upgradesDchanging the database storage to ASM-managed storage
单选题You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup information of your database. Which file can be used as a repository to store information regarding the RMAN backup？（）A online redo log filesB alert log filesC control fileD datafiles associated with the SYSTEM tablespace
单选题You are working on Oracle Database 10g， which is in ARCHIVELOG mode. All the archived log files are intact. In which scenario would performing a recovery require the opening of the database with the RESETLOGS option？（）Aloss of a tempfileBloss of a system data fileCloss of one of the control filesDloss of one of the tablespacesEloss of a member from each redo log groupFloss of the only member of an unarchived redo log group
多选题Which two file types must be included in a closed database backup taken with operating system commands？（）Adata filesBcontrol fileCpassword fileDonline redo log filesEinitialization parameter file
单选题You are working on Oracle Database 10g， which is in ARCHIVELOG mode. All the archived log files are intact. In which scenario would performing a recovery require the opening of the database with the RESETLOGS option？（）A loss of one of the tablespacesB loss of a system data fileC loss of one of the control filesD loss of a tempfileE loss of the only member of an unarchived redo log groupF loss of a member from each redo log group
多选题Which two files in the database can be configured for automatic backups by using the autobackup feature inRecovery Manager （RMAN）（）AData filesBControl filesCParameter fileDOnline redo log filesEServer parameter file