试题详情
- 单项选择题Which of the following best describes a full backup? （）
A、All datafiles of a database
B、All datafiles, archive logs, and control files
C、All datafiles and control files
D、All the used blocks in a datafile
- D
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A、All datafiles of a database
B、All datafiles, archive logs, and control files
C、All datafiles and control files
D、All the used blocks in a datafile
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