What command would you use to set a persistent setting in RMAN so that backups are all written to a tape device?（）

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• You want to allow Router R1 to immediately become the active router if its priority is highest than  the active router fails.  What command would you use if you wanted to configure this？ （）

  A .  en standby preempt B .  standby preempt enable C .  standby preempt D .  hot standby preempt

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• our database instance is started using the server parameter file （SPFILE）. You executed a command tochange the value of the LOG_BUFFER initialization parameter：ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）

  A . The command succeeds only if Automatic Memory Management is not enabled. B . The command succeeds， but you need to restart the database for changes to take effect. C . The command returns an error because the size of the redo log buffer cannot be changed dynamically. D . The parameter value is changed and it comes into effect as soon as space becomes available in theSystem Global Area （SGA）

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• Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter：  ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH；  What would be the outcome of this command？ （）

  A . The command would return an error because LOG_BUFFER is a static parameter. B . The parameter value would be changed and it would come into effect immediately. C . You need to restart the database so that parameter changes can come into effect. D . The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.

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• Which IOS command would you use to find out which networks are routed by a particular OSPFprocess？（）

  A . show ospf B . show ip route C . show ip protocols D . show ip ospf database E . None of the other alternatives apply

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• You want to put a specific tablespace called MY_DATA in hot backup mode so you can back it up. What command would you use？（）  

  A .  alter tablespace MY_DATA begin backup B .  alter tablespace MY_DATA start backup C .  alter tablespace MY_DATA backup begin D .  alter MY_DATA begin backup E .  You cannot back up individual tablespace

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• Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter：  ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH;  What would be the outcome of this command？（）

  A . The command would return an error because LOG_BUFFER is a static parameter. B . The parameter value would be changed and it would come into effect immediately. C . You need to restart the database so that parameter changes can come into effect. D . The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.

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• Which command would you use to determine what database backups are currently available for restore?（）

  A . list database backup B . report database backup   C . list backup of database D . list summary backup E . report backup of database

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• When issuing the duplicate database command， you use the parameter DB_FILE_NAME_CONVERT. For what purpose do you use this parameter？（）  

  A .  To indicate the location of the auxiliary-instance online redo logs. B .  To indicate the location of the target database datafiles. C .  To indicate the location of the auxiliary-instance control file and online redo logs. D .  To indicate the location of the auxiliary-instance database datafiles. E .  This is not a valid parameter when duplicating a database.

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• Why would you use the following FLASHBACK TABLE command？（） FLASHBACK TABLE emp TO TIMESTAMP （’11：45’.’hh12：mi’）；

  A .  to undo the changes made to the EMP table since the specified time B .  to restore the EMP table that was wrongly dropped from the database C .  to view the transactions that have modified the EMP table since the specified time D .  to view the changes made to the EMP table for one or more rows since the specified time

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• 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.

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• Why would you use the following FLASHBACK TABLE command？（）  FLASHBACK TABLE emp TO TIMESTAMP （’11：45’，’hh12：mi’）； 

  A . to undo the changes made to the EMP table since the specified time B . to restore the EMP table that was wrongly dropped from the database C . to view the transactions that have modified the EMP table since the specified time D . to view the changes made to the EMP table for one or more rows since the specified time E . to recover the EMP table to a point in time in the past by restoring the most recent backu

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• What command would you issue to enable automated backups of control files? （）

  A . alter database controlfile autobacku on B . alter system controlfile autobackup on  C . configure controlfile autobackup on  D . enable controlfile autobacku

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• What type of stopper would you use on a nylon mooring line? （）

  A . Chain B . Nylon C . Manila D . Wire

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• You want to make sure that your database backup does not exceed 10 hours in length. What command would you issue that would meet this condition?（）

  A . backup database plus archivelog B . backup database plus archivlog until time ‘10:00‘ C . backup database plus archivelog timeout ‘10:00‘ D . backup database plus archivelog duration 10:00

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• What RMAN command must you use before you can back up a database using the recovery catalog？（）

  A .  create catalog B .  install database C .  catalog database D .  merge Catalog with database E .  register database

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• Which IOS command would you use to find out which networks are routed by a particular OSPF process（）

  A . show ip ospf B . show ip route C . show ip protocols D . show ip ospf database E . None of the other alternatives apply

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• Why would you use the following FLASHBACK TABLE command？（） FLASHBACK TABLE emp TO TIMESTAMP （’11：45’，’hh12：mi’）; 

  A . to undo the changes made to the EMP table since the specified time B . to restore the EMP table that was wrongly dropped from the database C . to view the transactions that have modified the EMP table since the specified time D . to view the changes made to the EMP table for one or more rows since the specified time E . to recover the EMP table to a point in time in the past by restoring the most recent backu

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• When passing a hawser to the dock you would first use what line（）.

  A . Gantline B . Heaving line C . Preventer D . War

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• You are an administrator of a network that uses PPP for CHAP authentication over ever WAN link. What command would you enter to display the CHAP authentication as it occurs in real time?（）

  A . show ppp authentication B . debug PAP authentication C . debug PPP authentication D . show interface serial0 E . show CHAP authenticatio

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• You disabled the Flashback Database feature by using the following command：  SQL> ALTER DATABASE FLASHBACK OFF；  What would be the effect of this command on the existing flashback logs？（）

  A .  Flashback logs are not deleted. B .  Flashback logs are deleted automatically. C .  Flashback logs are deleted only if you are using Recovery Manager （RMAN） D .  Flashback logs are deleted only if you are using Oracle Manager Files （OFM） E .  Flashback logs are deleted only if you are using Automatic Storage Management （ASM）

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• Which command would you use to determine what database backups are currently available for restore？（）  

  A .  list database backup B .  report database backup C .  list backup of database D .  list summary backup E .  report backup of database

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• Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH；  What would be the outcome of this command（）

  A . The command succeeds only if Automatic Memory Management is not enabled. B . The command succeeds， but you need to restart the database for changes to take effect. C . The command returns an error because the size of the redo log buffer cannot be changed dynamically. D . The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.

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• What command would you use to ensure that backup records in the control file are pointing to actual physical files on the backup media？（）  

  A .  crosscheck B .  list backup C .  confirm D .  resync E .  backup validate

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