各系统机构打紧急操作时,要注意极限位置及联锁机构所在的位置,以防止撞坏设备。
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调度管理范围的划分时应考虑设备产权的隶属关系,但各单位不应以此防碍调度管理。
A. 正确
B. 错误
收到审核工作票后,应及时在《运行日志》中记录收成时间、工作票签发人姓名、()
A. 工作票类型
B. 工作内容
C. 编号
To generate recommendations to improve the performance of a set of SQL queries in an application, you execute the following blocks of code: BEGIN dbms_advisor.create_task(dbms_advisor.sqlaccess_advisor,’TASK1’); END; / BEGIN dbms_advisor.set_task_parameter(’TASK1’,’ANALYSIS_SCOPE’,’ALL’); dbms_advisor.set_task_parameter(’TASK1’,’MODE’,’COMPREHENSIVE’); END; / BEGIN dbms_advisor.execute_task(’TASK1’); dbms_output.put_line(dbms_advisor.get_task_script(’TASK1’)); END; / The blocks of code execute successfully;however,you do not get the required outcome. What could be the reason?()
A template needs to be associated with the task.
B. A workload needs to be associated with the task.
C. The partial or complete workload scope needs to be associated with the task.
D. The type of structures (indexes, materialized views, or partitions) to be recommended need to be specified for the task.