试题详情
- 单项选择题While connected to the database,a user on a PC receives a fatal error and the machine reboots. Which background process cleans up the failed connection?()
A、ARCn
B、CKPT
C、DBWn
D、LGWR
E、PMON
F、SMON
- E
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A、ARCn
B、CKPT
C、DBWn
D、LGWR
E、PMON
F、SMON
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