Oracle Exam 1Z0-066 Topic 9 Question 48 Discussion

Actual exam question for Oracle's 1Z0-066 exam

Question #: 48
Topic #: 9

[All 1Z0-066 Questions]

Which three are prerequisites for enabling Fast-Start Failover? (Choose three.)

AThe Fast-Start Failover target standby database must receive REDO directly from the primary database.

BFlashback Database must be enabled on both the primary database and the Fast-Start Failover target standby database.

CFlashback Database must be enabled only on the Fast-Start Failover target standby database.

DThe configuration must be operating in either Maximum Performance or Maximum Availability mode.

EThe configuration must be operating in either Maximum Performance or Maximum Protection mode.

FThe Data Guard environment must be managed by the Data Guard Broker.

Show Suggested Answer

Suggested Answer: B, D, F

B: You enable the Flashback Mode both on the primary database and on the standby database.

D: In Maximum Availability mode, Fast-Start Failover (FSFO) guarantees that no transaction that has received a commit acknowledgment will be lost during a failover.

Oracle Database 11g FSFO adds support for Maximum Performance mode (async redo transfer), providing the flexibility to trade durability for performance.

F: The Dataguard Broker Observer (Observer) is used when fast start failover is required. Fast start failover is simply an automatic failover to the standby database

by Ma at May 09, 2022, 02:38 PM

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