单项选择题
A. Memory Advisor
B. Segment Advisor
C. SQL Tuning Advisor
D. SQL Access Advisor
E. Automatic Database Diagnostic Monitor （ADDM）
多项选择题 WhichthreetaskscanbeperformedusingregularexpressionsupportinOracleDatabase10g？（）
单项选择题 Click the Exhibit button to examine the structures of the EMPLOYEES, DEPARTMENTS, and TAX tables. For which situation would you use a nonequijoin query?（）
判断题 DimfsAsString（）=Directory.GetFiles（"c：\"，"*.txt"）的作用是列出C盘根目录下的所有txt文件。