多項選擇題

You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）

A.All control files are opened
B.All redo files are opened
C.The password file is opened
D.The parameter file is opened
E.All online data files are opened

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單項選擇題

You work as a database administrator for Supportcenter.cn. You suspect that in one of your applications the customer table is being accessed by some unauthorized users. Which option would you use to monitor the queries being executed on the customer table？（）

A.Monitor thealert.logfile
B.Enable server-side SQL tracing for user sessions
C.Enable fine-grained auditing for the customer table
D.Enable Fine-Grained Access Control （FGAC） for the customer table
E.Write a database trigger on the customer table on the SELECT event

單項選擇題

You work as a database administrator for Supportcenter.cn. One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it？（）

A.Uses undo data for roll forward
B.Uses Flashback Log for recovery
C.Uses online redo logs to roll back
D.Uses undo data to roll back the transaction
E.Uses Recovery Manager （RMAN） to roll back
F.Uses the System Monitor （SMON） background process to perform instance recovery

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You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）

你可能感興趣的試題

You work as a database administrator for Supportcenter.cn. You suspect that in one of your applications the customer table is being accessed by some unauthorized users. Which option would you use to monitor the queries being executed on the customer table？（）

You work as a database administrator for Supportcenter.cn. One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it？（）

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You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）

You work as a database administrator for Supportcenter.cn. You suspect that in one of your applications the customer table is being accessed by some unauthorized users. Which option would you use to monitor the queries being executed on the customer table？（）

You work as a database administrator for Supportcenter.cn. One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it？（）