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DBS-C01 · Question #340
DBS-C01 Question #340: Real Exam Question with Answer & Explanation
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Submitted by devops_kid· Mar 6, 2026Workload-Specific Database Design
Question
A news portal is looking for a data store to store 120 GB of metadata about its posts and comments. The posts and comments are not frequently looked up or updated. However, occasional lookups are expected to be served with single-digit millisecond latency on average. What is the MOST cost-effective solution?
Options
- AUse Amazon DynamoDB with on-demand capacity mode. Purchase reserved capacity.
- BUse Amazon ElastiCache for Redis for data storage. Turn off cluster mode.
- CUse Amazon S3 Standard-Infrequent Access (S3 Standard-IA) for data storage and use Amazon
- DUse Amazon DynamoDB with on-demand capacity mode. Switch the table class to DynamoDB
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Topics
#DynamoDB Standard-IA#Cost Optimization#Database Selection#Access Patterns