答案及解析：[单选题]View the Exhibit for some of the parameter settings. You start a session and issue the following com - 计算机认证题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[单选题]View the Exhibit for some of the parameter setting

A The index is not used by the optimizer but is maintained during DML operations.

B The index is not used by the optimizer and is not maintained during DML operations.

C The index is used by the optimizer only if a hint is specified in the query statement and is maintained during DML operations.

D The index is used by the optimizer only if a hint is specified in the query statement but is not maintained during DML operations.

Tags：计算机考试 Oracle认证考试 OCP 11G认证考试

答案解析：

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