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Which three attributes of the LOG_ARCHIVE_DEST_n initialization parameter control the data availability mode of a Data Guard standby database? ()

发布日期:2020-04-10

Which three attributes of the LOG_ARCHIVE_DEST_n i...
A

SYNC or ASYNC to identify the network transmission mode.

B

LGWR or ARCH to identify the primary database process responsible for sending redo information to the standby.

C

AFFIRM or NOAFFIRM to control whether log archiving disk write operations are to be performed synchronously or asynchronously.

D

PROTECTED or UNPROTECTED to control the degree of divergence and data loss at the standby database.

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