Câu 4: AWS Certified Developer Associate(Old)
A company is migrating its on-premises database to Amazon RDS for MySQL. The company has read-heavy workloads, and wants to make sure it re-factors its code to achieve optimum read performance for its queries. How can this objective be met?
Nội dung câu hỏi
A company is migrating its on-premises database to Amazon RDS for MySQL. The company has read-heavy workloads, and wants to make sure it re-factors its code to achieve optimum read performance for its queries. How can this objective be met?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Add database retries to effectively use RDS with vertical scaling.
- B. Use RDS with multi-AZ deployment.
- C. Add a connection string to use an RDS read replica for read queries. — đáp án hiện tại
- D. Add a connection string to use a read replica on an EC2 instance.
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