Câu 35: AWS Certified SysOps Administrator(Old)
A web-based application is running in AWS. The application is using a MySQL Amazon RDS database instance for persistence. The application stores transactional data and is read-heavy. The RDS instance gets busy during the peak usage, which shows the overall application response times. The SysOps Administrator is asked…
Nội dung câu hỏi
A web-based application is running in AWS. The application is using a MySQL Amazon RDS database instance for persistence. The application stores transactional data and is read-heavy. The RDS instance gets busy during the peak usage, which shows the overall application response times. The SysOps Administrator is asked to improve the read queries performance using a scalable solution. Which options will meet these requirements? (Choose two.)
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Scale up the RDS instance to a larger instance size
- B. Enable the RDS database Multi-AZ option
- C. Create a read replica of the RDS instance — đáp án hiện tại
- D. Use Amazon DynamoDB instead of RDS
- E. Use Amazon ElastiCache to cache read queries — đáp án hiện tại
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