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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()

A . An Automatic Workload Repository snapshot has been taken recently.
B . The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.
C . The threshold alerts conditions are cleared and the alerts are transferred to DBA_ALERT_HISTORY.
D . The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.

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。 心智技能的形成可分为以下哪几个阶段?() 原型定向。 原型操作。 原型内化。 原型改变。 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?() ActiveX controls 。 Calendar Class 。 Standard Object Library 。 Picklist Class 。 Wizard Class 。 Navigator Cla。 Which two statements are true about the WebLogic Server domains ? ()  Application Programmers need to refer to domains in their Oracle Web`logic Server programming Interface。  domains can be used to separate development, test, and production application, administration and operational responsibility, and organizational or business division 。  one can share a configured resource or subsystem between domains。  the concept of multiple domains is supported&e。 均衡充电电压宜取()V/单体 2.23。 2.24。 2.35。 2.18。

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()

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