单选题You database is running an ARCHIVELOG mode. The following parameter are set in your database instance: LOG_ARCHIVE_FORMAT = arch+%t_%r.arc LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ DB_RECOVERY_FILE_DEST_SIZE = 50G DB_RECOVERY_FILE = ‘/u01/oradat

第1题：

You have configured flash recovery area in your database and you set the following Initialization parameters for your database instance：   LOG_ARCHIVE_DEST 1 = ，，LOCATION=/disk1/arch MANDATORY’  LOG _ARCHIEVE_DEST 2 = ，，LOCATION=/disk2/arch’ LOG_ARCHIVK_DEST_3 = ，，LOCATION=/diSk3/arch  LOG_ARCH1VK_DEST_4 = ’ LOCATION=/disk4/arch’  LOG_ARCHIVE_MIN-SUCCEED_DEST = 2   While the database instance is functional，you realized that the destination set by the  LOG_ARCHIVE_DEST_I parameter Is not available for the archived redo log file to be created in. All redo log groups have been used.  What happens in an event of log switch？（）  

• A、 The online redo log file Is not allowed to be overwritten.
• B、 The archived redo log files are written to the flash recovery area until the MANDATORY destination is made available.
• C、 The database instance will crash because the archived redo log file cannot be created in a destination set as MANDATORY.
• D、 The destination set by the LOG_ARCHIVE_DEST_1 parameter is ignored and the archived redo log files are created in the next two available locations to guarantee archive log success.

第2题：

The database is running in ARCHIVELOG mode. Examine the initialization parameters and theirvalues set to enable archiving on your database server：  LOG_ARCHIVE_FORMAT = arch_%t_%s_%r.arc  LOG_ARCHIVE_DEST_1 = ’LOCATION = /disk1/archive’  DB_RECOVERY_FILE_DEST = ’/u01/oradata’  DB_RECOVERY_FILE_DEST_SIZE = 20G  Which statement is true regarding the archived redo log files（）

• A、It will be created on the local file system.
• B、It will be created only in the Flash Recovery Area.
• C、It will be created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the defaultlocation $ORACLE_HOME/dbs.
• D、It will be created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and locationspecified by the DB_RECOVERY_FILE_DEST parameter.

第3题：

第4题：

You work as a database administrator for Supportcenter.cn. Your database is opened inNOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this？（）

• A、Execute the ALTER DATABASE ARCHIVELOG statement
• B、Select ARCHIVELOG option in the database control and restart the database to apply the changes.
• C、Shut down and start the instance， and in the NOMOUNT state execute the ALTER DATABASE ARCHIVELOG statement.
• D、Shut down and start the instance， mount the database， then execute the ALTER DATABASE ARCHIVELOG statement.

第5题：

You configured the Flash Recovery Area for your database. The database instance has been started inARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set. What will be the implications onthe archiving and the location of archive redo log files（）

• A、Archiving will be disabled because the destination for the redo log files is missing.
• B、The database instance will shut down and the error details will be logged in the alert log file.
• C、Archiving will be enabled and the destination for the archived redo log file will be set to the Flash RecoveryArea implicitly.
• D、Archiving will be enabled and the location for the archive redo log file will be created in the default location$ORACLE_HOME/log.

第6题：

You want an ASM instance to manage the files of your database. To achieve this objective， you specify the following parameters in the parameter file of the database：  INSTANCE_TYPE = RDBMS DB_NAME = PROD  LARGE_POOL_SIZE = 8MB  DB_BLOCK_SIZE = 4K  LOG_ARCHIVE_DEST = +dgroupA  LOG_ARCHIVE_FORMAT = "$ORACLE_SID_%s_%t.%t"  DB_CREATE_FILE_DEST = +dgroupA  COMPATIBLE = 10.1.0.2.0  CONTROL_FILES = +dgroupA  Which parameter would be ignored while starting up the instance for the database PROD？（） 

• A、DB_BLOCK_SIZE
• B、CONTROL_FILES
• C、LARGE_POOL_SIZE
• D、LOG_ARCHIVE_DEST
• E、LOG_ARCHIVE_FORMAT
• F、DB_CREATE_FILE_DEST

第7题：

Your database is running in NOARCHIVELOG mode. You want to put the database in ARCHIVELOG mode. Which two statements regarding archive log destinations are true？（）

• A、The destination must be global only.
• B、A maximum of five destinations can be assigned.
• C、A maximum of ten different destinations can be assigned.
• D、All the destinations are determined by the server automatically.
• E、The destination may be local or remote for a Standby Database.
• F、The destination can be changed by setting the LOG_ARCHIVE_FORMAT initialization parameter.

第8题：

第9题：

You database is running an ARCHIVELOG mode. The following parameter are set in your database instance: LOG_ARCHIVE_FORMAT = arch+%t_%r.arc LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ DB_RECOVERY_FILE_DEST_SIZE = 50G DB_RECOVERY_FILE = ‘/u01/oradata’ Which statement is true about the archived redo log files?（）

• A、They are created only in the location specified by the LOG_ARCHIVE_DEST_1 parameter.
• B、They are created only in the Fast Recovery Area.
• C、They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and in the default location $ORACLE_HOME/dbs/arch.
• D、They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the location specified by the DB_RECOVERY_FILE_DEST parameter.

第10题：

You want to set the following initialization parameters for your database instance: LOG_ARCHIVE_DEST_1 = 'LOCATION=/disk1/arch' LOG_ARCHIVE_DEST_2 = 'LOCATION=/disk2/arch' LOG_ARCHIVE_DEST_3 = 'LOACTION=/disk3/arch' LOG_ARCHIVE_DEST_4 = 'LOCATION=/disk4/arch MANDATORY' Identify the statement that correctly describes this setting.（）

• A、The MANDATORY location must be a flash recovery area.
• B、The optional destinations may not use the flash recovery area.
• C、This setting is not allowed because the first destination is not set as MANDATORY.
• D、The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.