单项选择题

Which of the following shut down options should not be used before performing a consistent whole database backup？（）

A.NORMAL
B.TRANSACTIONAL
C.ABORT
D.IMMEDIATE
E.INCONSISTENT

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单项选择题

Which of the following commands cannot use the functionality assosciated with theNLS_DATE_FORMAT variable？（）

A.RESTORE
B.RECOVER
C.REPORT
D.BACKUP

单项选择题

What is the maximum number of ARCn processes that can be defined using the initialization parameter LOG_ARCHIVE_MAX_PROCESSES？（）

A.1
B.5
C.10
D.15
E.Depends on system memory resources