DBS-C01 · Question #284
DBS-C01 Question #284: Real Exam Question with Answer & Explanation
The correct answer is A: Enable cluster cache management for the Aurora DB cluster and set the promotion priority for the. Failover priority of writer and reader needs to be Tier-0. https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/AuroraPostgreSQL.cluster-
Question
A company is using an Amazon Aurora PostgreSQL DB cluster for the backend of its mobile application. The application is running continuously and a database specialist is satisfied with high availability and fast failover, but is concerned about performance degradation after failover. How can the database specialist minimize the performance degradation after failover?
Options
- AEnable cluster cache management for the Aurora DB cluster and set the promotion priority for the
- BEnable cluster cache management tor the Aurora DB cluster and set the promotion priority for the
- CEnable Query Plan Management for the Aurora DB cluster and perform a manual plan capture
- DEnable Query Plan Management for the Aurora DB cluster and force the query optimizer to use
Explanation
Failover priority of writer and reader needs to be Tier-0. https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/AuroraPostgreSQL.cluster-
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