SAP-C02 · Question #698
A company uses a mobile app on AWS to run online contests. The company selects a winner at random at the end of each contest. The contests run for variable lengths of time. The company does not need t
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Question
A company uses a mobile app on AWS to run online contests. The company selects a winner at random at the end of each contest. The contests run for variable lengths of time. The company does not need to retain any data from a contest after the contest is finished. The company uses custom code that is hosted on Amazon EC2 instances to process the contest data and select a winner. The EC2 instances run behind an Application Load Balancer and store contest entries on Amazon RDS DB instances. The company must design a new architecture to reduce the cost of running the contests. Which solution will meet these requirements MOST cost-effectively?
Options
- AMigrate storage of the contest entries to Amazon DynamoDB. Create a DynamoDB Accelerator
- BMigrate the storage of the contest entries to Amazon Redshift. Rewrite the code as AWS Lambda
- CAdd an Amazon ElastiCache for Redis cluster in front of the RDS DB instances to cache the
- DMigrate the storage of the contest entries to Amazon DynamoDB. Rewrite the code as AWS
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