DBS-C01 · Question #312
DBS-C01 Question #312: Real Exam Question with Answer & Explanation
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Question
A financial services company is running a MySQL database on premises. The database holds details about all customer interactions and the financial advice that the company provided. The write traffic to the database is well known and consistent. However, the read traffic is subject to significant and sudden increases for end-of-month reporting. The database is becoming overloaded during these periods of heavy read activity. The company decides to move the database to AWS. A database specialist needs to propose a solution in the AWS Cloud that will scale to meet the variable read traffic requirements without affecting the performance of write traffic. Scaling events must not require any downtime. What is the MOST operationally efficient solution that meets these requirements?
Options
- ADeploy a MySQL primary node on Amazon EC2 in one Availability Zone. Deploy a MySQL read
- BDeploy an Amazon Aurora MySQL DB cluster. Select a Cross-AZ configuration with an Aurora
- CDeploy an Amazon RDS for MySQL Multi-AZ database as a write database. Deploy a second
- DDeploy an Amazon DynamoDB database. Create a DynamoDB auto scaling policy to adjust the
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