243.Which two kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist?
(Choose two.)
A. failures because a data file is renamed by error
B. failures when no standby database is configured
C. failures that require no archive logs to be applied for recovery
D. failures due to loss of connectivity-for example, an unplugged disk cable
Answer: AD
答案解析:
参考:http://blog.csdn.net/rlhua/article/details/12622415
在“View and Manage Failures(查看和管理故障)”页上单击“Advise(建议)”按钮后,数据恢复指导会生成一个手动核对清单。可显示两种类型的故障。
• 需要人工干预的故障:例如,未插入磁盘电缆的连接故障。
• 可通过撤消以前的错误操作快速修复的故障:例如,如果错误地重命名了数据文件,则与从备份启动RMAN 还原相比,将该文件重命名回以前的名称可以更快地进行修复。