单选题You have control-file autobackups enabled. When starting your database from SQL*Plus, you receive the following error message:   SQL startup ORA-01078: failure in processing system parameters LRM-00109:  could not open parameter file ,  C:///ORACLE/PRODUCT/11.1.0/DB_1/DATABASE/INITORCL.ORA Using RMAN,   how would you respond to this error?()A Issue the startup nomount command and then issue the restore parameter file command from the RMAN prompt.B Issue the startup nomount command and then issue the restore spfile command from the RMAN prompt.C Issue the startup nomount command and then issue the restore spfile from autobackup command from the RMAN prompt.D Issue the startup nomount command and then issue the restore spfile from backup command from the RMAN prompt.E Issue the restore spfile from autobackup command from the RMAN prompt.

单选题
You have control-file autobackups enabled. When starting your database from SQL*Plus, you receive the following error message:   SQL> startup ORA-01078: failure in processing system parameters LRM-00109:  could not open parameter file ,  C:///ORACLE/PRODUCT/11.1.0/DB_1/DATABASE/INITORCL.ORA Using RMAN,   how would you respond to this error?()
A

 Issue the startup nomount command and then issue the restore parameter file command from the RMAN prompt.

B

 Issue the startup nomount command and then issue the restore spfile command from the RMAN prompt.

C

 Issue the startup nomount command and then issue the restore spfile from autobackup command from the RMAN prompt.

D

 Issue the startup nomount command and then issue the restore spfile from backup command from the RMAN prompt.

E

 Issue the restore spfile from autobackup command from the RMAN prompt.


参考解析

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单选题Another DBA issues a shutdown abort command on a database on which you were running an online backup. What will happen when you try to restart the database?()A Oracle will automatically take the datafile out of hot backup mode,generate a warning message,and then open the database.B Oracle will automatically take the datafile out of hot backup mode and then open the database.C Oracle will generate an error when trying to open the database,indicating that a datafile is in hot backup mode.You will need to correct this error before you can open the database.D The database will open with the file in hot backup mode. You can restart the backup at any time.E The datafile in hot backup mode will be corrupted and you will have to recover it.

单选题You have been recently hired as a database administrator. Your senior manager asks you to study the production database server and submit a report on the settings done by the previous DBA.  While observing the server settings, you find that the following parameter has been set in the parameter file of the database:  REMOTE_OS_AUTHENT = TRUE  What could have been the reason to set this parameter as TRUE?()Ato enable operating system authentication for a remote clientBto restrict the scope of administration to identical operating systemsCto allow the start up and shut down of the database from a remote clientDto enable the administration of the operating system from a remote clientEto disable the administration of the operating system from a remote client

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单选题When you try to open your database, you receive the following error:  ORA-00205: error in identifying controlfile  Where would you find the details required to resolve this error?()Aaudit trailBalert log fileCuser trace fileDonline trace fileEbackground trace fileFoperating system event viewer

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单选题To implement Automatic Management (AMM), you set the following parameters: When you try to start the database instance with these parameter settings, you receive the following error message: SQL startup ORA-00824: cannot set SGA_TARGET or MEMORY_TARGET due to existing internal settings, see alert log for more information. Identify the reason the instance failed to start.()AThe PGA_AGGREGATE_TARGET parameter is set to zero.BThe STATISTICS_LEVEL parameter is setto basic.CBoth the SGA_TARGETandMEMORY_TARGET paramete rsareset.DThe SGA_MAX_SIZEandSGA_TARGET parameter value sare note qual.

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单选题You are managing a single instance Oracle 10g database that utilizes the following parameters:  Which of the following set of commands must you execute to enable Flashback Database?()A  STARTUP MOUNT EXCLUSIVE  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;B  STARTUP MOUNT  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;C  STARTUP MOUNT EXCLUSIVE  ATLER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;D  STARTUP MOUNT  ALTER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;

单选题Oracle Grid Infrastructure for a stand-alone server is installed on your production host before installing the Oracle Database server. The database and listener are configured by using Oracle Restart. Examine the following command and its output: $ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled. What does this imply?()AWhen you start an instance on a high with SQL *Plus dependent listeners and ASM disk groups are automatically started.BWhen a database instance is started by using the SRVCTL utility and listener startup fails, the instance is still started.CWhen a database is created by using SQL* Plus, it is automatically added to the Oracle Restart configuration.DWhen you create a database service by modifying the SERVICE_NAMES initialization parameter, it is automatically added to the Oracle Restart configuration.

单选题You have lost all your online redo logs. As a result, your database has crashed. You have tried to restart the database and clear the online redo log files, but when you try to open the database you get the following error.   SQL startup ORACLE instance started.  Total System Global Area 167395328 bytes Fixed Size 1298612 bytes Variable Size 142610252 bytes Database Buffers 20971520 bytes Redo Buffers 2514944 bytes Database mounted.  ORA-00313: open failed for members of log group 2 of thread 1 ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02a.log ORA-27037: unable to obtain file status Linux Error: 2: No such file or directory Additional information: 3  ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02.log ORA-27037: unable to obtain file status Linux Error: 2: No such file or directory Additional information: 3  SQL alter database clear logfile group 2; alter database clear logfile group 2 * ERROR at line 1:  ORA-01624: log 2 needed for crash recovery of instance orcl (thread 1) ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02.log ORA-00312: online log 2 thread 1: ,,/oracle01/oradata/orcl/redo02a.log   What steps must you take to resolve the error?() a. Issue the recover database redo logs command.  b. Issue the Startup Mount command to mount the database.  c. Restore the last full database backup.  d. Perform a point-in-time recovery, applying all archived redo logs that are available.  e. Restore all archived redo logs generated during and after the last full database backup.  f. Open the database using the alter database open resetlogs command.  g. Issue the alter database open command.Ab, a, fBe, b, a, fCe, b, a, gDb, a, gEc, e, b, d, f

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