單項選擇題

You are analyzing the components of the redo log mechanisms in your Oracle database. Which of the following purposes does the CKPT process serve?（）

A.Writes buffers to disk
B.Writes current redo log number to datafile headers
C.Writes redo log information to disk
D.Reads information into memory for users

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單項選擇題

The DBA is defining role for users. Which of the following is not an acceptable method for defining a default role?（）

A.ALTER USER DEFAULT ROLE ALL
B.ALTER USER DEFAULT ROLE ALL EXCEPT ROLE_1
C.ALTER USER DEFAULT ROLE NONE
D.ALTER USER DEFAULT ROLE NONE EXCEPT ROLE_1

單項選擇題

You are defining areas on your Oracle database. Which of the following profile areas can be used to control the resource usage for the other four?（）

A.LOGICAL_READS_PER_SESSION
B.CONNECT_TIME
C.COMPOSITE_LIMIT
D.CPU_PER_SESSION
E.PRIVATE_SGA

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You are analyzing the components of the redo log mechanisms in your Oracle database. Which of the following purposes does the CKPT process serve?（）

你可能感興趣的試題

The DBA is defining role for users. Which of the following is not an acceptable method for defining a default role?（）

You are defining areas on your Oracle database. Which of the following profile areas can be used to control the resource usage for the other four?（）

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