30.Which two statements are true with respect to the maintenance window? (Choose two.)
A. A DBA can enable or disable an individual task in all maintenance windows.
B. A DBA cannot change the duration of the maintenance window after it is created.
C. In case of a long maintenance window, all Automated Maintenance Tasks are restarted every four hours.
D. A DBA can control the percentage of the resource allocated to the Automated Maintenance Tasks in each window.
Answer: AD
就维护窗口的说法中哪两项是正确？
A、一个DBA可以启用或禁用所有维护窗口中一个单独的任务。
D、DBA可以控制每个窗口的资源分配的百分比到自动维护任务。
A. A DBA can enable or disable an individual task in all maintenance windows.
B. A DBA cannot change the duration of the maintenance window after it is created.
C. In case of a long maintenance window, all Automated Maintenance Tasks are restarted every four hours.
D. A DBA can control the percentage of the resource allocated to the Automated Maintenance Tasks in each window.
Answer: AD
就维护窗口的说法中哪两项是正确？
A、一个DBA可以启用或禁用所有维护窗口中一个单独的任务。
D、DBA可以控制每个窗口的资源分配的百分比到自动维护任务。
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/81227/viewspace-2123416/ ，如需转载，请注明出处，否则将追究法律责任。
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