Oracle 11G OCP 1Z0-052 96

（96）Which two operations can be performed on an external table? (Choose two.)

A. Create a view on the table.

B. Create an index on the table.

C. Create a synonym on the table.

D. Add a virtual column to the table.

E. Update the table using the UPDATE statement.

F. Delete rows in the table using the DELETE command.

答案：（A、C）

解析：

A，C這2種操作，只需要在資料字典中記錄相應的資訊即可

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