（单选题）
The instance abnormally terminates because of a power outage. Which statement is true about redolog files during instance recovery（）
AInactive and current redo log files are required to accomplish recovery.
BOnline and archived redo log files are required to accomplish instance recovery.
CAll redo log entries after the last checkpoint are applied from redo log files to data files.
DAll redo log entries recorded in the current redo log file until the checkpoint position are applied to datafiles.
正确答案
答案解析
略
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