Data Guard & High Availability Quiz

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🛡️ Oracle Database Administration – Data Guard & High Availability

20 questions · 15 min timer · Explanations included · Free

In an Oracle Data Guard environment, what is the purpose of the 'Far Sync' instance?

To manage user authentication

To optimize query performance

To provide a backup of the primary database

To extend Data Guard to remote locations with minimal latency

None

A Far Sync instance is used to extend Data Guard to remote locations by receiving redo data from the primary database and forwarding it to a standby database, minimizing latency.

Which protection mode in Oracle Data Guard ensures zero data loss?

Fast-Start Failover

Maximum Availability

Maximum Protection

Maximum Performance

None

Maximum Protection mode ensures zero data loss by requiring that a transaction is not committed on the primary database until it is confirmed to be written to at least one standby database.

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