單項(xiàng)選擇題

You are using the Block Media Recovery feature to recover the blocks that are marked corrupt since the last backup. Which view will you query to display information about the data blocks that are marked corrupt since the last backup？（）

A. V$BACKUP_CORRUPTION
B. V$COPY_CORRUPTION
C. V$DATABASE_BLOCK_CORRUPTION
D. RC_BACKUP_CORRUPTION

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單項(xiàng)選擇題

You are maintaining your OLTP database in Oracle10g. You are performing the Flashback Transaction Query to find the undo SQL statements that can be used to undo the changes made to the database in the specific time period. Which pseudocolumn will you use to perform the Flashback Transaction Query？（）

A. VERSIONS_STARTSCN
B. VERSIONS_STARTTIME
C. VERSIONS_XID
D. VERSIONS_OPERATION

單項(xiàng)選擇題

What will be the result of using the SQL> DROP USER SCOTT CASCADE； command？（）

A. The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and the objects that are already in the Recycle Bin are dropped.
B. The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and all the objects in the Recycle Bin， belonging to the user Scott， are not dropped.
C. The user， Scott， is dropped， all the objects in the Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin， belonging to the user， Scott， are not dropped.
D. The user， Scott， is dropped， all the objects in Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin are dropped.

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You are using the Block Media Recovery feature to recover the blocks that are marked corrupt since the last backup. Which view will you query to display information about the data blocks that are marked corrupt since the last backup？（）

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What will be the result of using the SQL> DROP USER SCOTT CASCADE； command？（）

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You are using the Block Media Recovery feature to recover the blocks that are marked corrupt since the last backup. Which view will you query to display information about the data blocks that are marked corrupt since the last backup？（）

What will be the result of using the SQL> DROP USER SCOTT CASCADE； command？（）