SAA-C03 · Question #490
SAA-C03 Question #490: Real Exam Question with Answer & Explanation
The correct answer is A: Deploy RDS read replicas to process the business reporting queries.. Amazon RDS for MySQL supports read replicas that offload read-intensive workloads such as reporting, leaving the primary instance free for write operations. "You can use Amazon RDS read replicas to elastically scale out beyond the capacity constraints of a single DB instance for
Question
A company stores a large dataset for an online advertising business in an Amazon RDS for MySQL DB instance. The company wants to run business reporting queries on the data without affecting write operations to the DB instance. Which solution will meet these requirements?
Options
- ADeploy RDS read replicas to process the business reporting queries.
- BScale out the DB instance horizontally by placing the instance behind an Elastic Load Balancing
- CScale up the DB instance to a larger instance type to handle write operations and reporting
- DConfigure Amazon CloudWatch to monitor the DB instance. Deploy standby DB instances when a
Explanation
Amazon RDS for MySQL supports read replicas that offload read-intensive workloads such as reporting, leaving the primary instance free for write operations. "You can use Amazon RDS read replicas to elastically scale out beyond the capacity constraints of a single DB instance for read-heavy database workloads." This is the recommended approach for minimizing performance impact on the primary DB
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