In your datawarehousing application， you generate reports frequently. The data is static in the tables being used to generate reports. You are currently using joins， resulting in a large performance overhead.  What kind of database structure would you use to reduce the response time of the query？（） 

Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database.   RMAN> COPY DATAFILE 2 TO ’D:///ORACLE/ORA90/MYNEWDB/DA2.DBF’；   Which two statements are true regarding the backup created using this command？（）

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ou have a large amount of historical data in a flat file. Some analysts in your organization need to query thisdata in the file. The file is too large to load the data in it into your current database.  Which is the most effectivemethod to access this data in your database（）

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You have a large amount of historical data in a flat file. Some analysts in your organization need toquery this data in the file. The file is too large to load the data in it into your current database.  Which is the most effective method to access this data in your database（）

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You issued the following statement in your SQL*Plus session：   SQL>ALTER SESSION ENABLE RESUMABLE TIMEOUT 600；   Which operation is neither suspended nor resumed using the Automatic Resumable Allocation feature in your database？（）

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Your database is configured in shared server mode. However， your senior DBA asks you to modify the value ofthe PRIVATE_SGA limit in the profile of the users.  What could be the reason for this（）

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Your database is configured in shared server mode. However， your senior DBA asks you to modifythe value of the PRIVATE_SGA limit in the profile of the users.  What could be the reason for this（）

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In your database instance， the STATISTICS_LEVEL initialization parameter is set to BASIC.  What isthe impact of this setting（）

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in your database instance， the STATISTICS_LEVEL initialization parameter is set to BASIC.  What is the impactof this setting（）

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You executed the following query in your database：  FROM V$FLASHBACK_DATABASE_LOG;  What would you determine from the output？（）

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You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode.   Which two statements are correct in this scenario？（）

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