单选题Your boss at Certkiller .com wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）A The database is in mount state.B One of the tablespaces is offline.C One of the tablespaces is read only.D

第1题：

Your boss at Certkiller .com wants you to clarify Oracle 10g. Which statement regarding the contents of the V$PARAMETER view is true？（）

• A、Displays only the list of default values
• B、Displays only the list of all basic parameters
• C、Displays the currently in effect parameter values
• D、Displays only the list of all advanced parameters
• E、Displays the list of all the parameter files of a database
• F、Displays the current contents of the server parameter file.

第2题：

You work as a database administrator for Certkiller .com. You are using Recovery Manager （RMAN） to perform backups in your databases.  Which four backup operations can be performed using RMAN？（）

• A、A backup of the target database when it is mounted
• B、A backup of online redo log files when the database is open
• C、A backup of only used data blocks in the file beingbeingbackup up
• D、A backup of online， read/write data files when the database is open
• E、A backup of only those data blocks that have changed since a previous backup
• F、A backup of online， read/write data files when the database is in the NOMOUNT state.

第3题：

第4题：

While planning to manage more than one database in your system， you perform the following activities：  1. Organize different categories of files into independent subdirectories.  2. Use consistent naming convention for database files.  3. Separate administrative information pertaining to each database.  Which option corresponds to the type of activities performed by you？（）

• A、Oracle Managed Files
• B、Oracle Grid Architecture
• C、Optimal Flexible Architecture
• D、Oracle database architecture

第5题：

Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery. Which two tasks would you be required to perform in the recovery process？（）

• A、 open the database with the RESTRICTED option
• B、 open the database with the RESETLOGS option
• C、 recover to the required SCN only that data file in which the error occurred
• D、 recover all the data files to the same system change number （SCN）

第6题：

Your boss at Supportcenter.cn wants you to clarify Oracle 10g. Which condition in your database forces you to perform only consistent backups？（）

• A、The database is in mount state.
• B、One of the tablespaces is offline.
• C、One of the tablespaces is read only.
• D、The database operates in ARCHIEVELOG mode. 
• E、The database operates in NOARCHIEVELOG mode.

第7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.（）

• A、 Reregistering the target database in recovery catalog
• B、 Transporting the new tablespaces to the recovery catalog database
• C、 Syncronizing the recovery catalog with the target database control file
• D、 Performing a fresh backup of the target database to include the new data files in the catalog database

第8题：

You work as a database administrator for Certkiller .com. You received the following error while working on your database： ORA-01555： snapshot too old  In which situation would you receive such an error？（）

• A、You performed rollback after commit.
• B、If a log switch occurs in your database.
• C、Thearchiverfails to generate an archived log file.
• D、Instance recovery fails to find one of the redo log files.
• E、A long-running query is unable to get read-consistent image.
• F、If you perform manual undo management operations in auto mode.

第9题：

You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？ （）

• A、Hot backup
• B、Online backup
• C、consistent backup
• D、incremental backup
• E、inconsistent backup

第10题：

You are managing a 24*7 database. The backup strategy for the database is to perform user-managedbackups.Identify two prerequisites to perform the backups. (Choose two.)（）

• A、The database must be opened in restricted mode.
• B、The database must be configured to run in ARCHIVELOG mode.
• C、The tablespaces are required to be in backup mode before taking the backup.
• D、The tablespaces are required to be in read-only mode before taking the backup