角色扮演的方法有助于维持选择平衡，使人们较为全面地评估选择的方案的优点与缺点，防止片面化。（）
做距离保护整定变压器变比试验时，加入的电压值为（）。 相间距离保护100V，接地距离保护100V。 相间距离保护100V，接地距离保护60V。 相间距离保护60V，接地距离保护100V。
Which three operations can be performed as multipartition operations in Oracle?（） Merge partitions of a list partitioned table。 Drop partitions of a list partitioned table。 Coalesce partitions of a hash-partitioned global index.。 Move partitions of a range-partitioned table。 Rename partitions of a range partitioned table。 Merge partitions of a reference partitioned index。
View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERTS view. After 30 minutes， you executed the following command： SQL> SELECT reason，metric_value FROM dba_outstanding_alerts； REASON METRIC_VALUE ------------------------------------------------------------ ------------ Tablespace [TEST] is [28 percent]full 28.125 What could be the reason for the elimination of the other rows in the output（） An Automatic Workload Repository snapshot has been taken recently.。 The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.。 The threshold alerts conditions are cleared and the alerts are transferred to DBA_ALERT_HISTORY.。 The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.。
冷压校直是将轴的凸面向上进行校直。
You want to provide a tool that allows users quick access to form modules, by listing them in an Explorer-style interface. Which reusable component do you use?（）
