DBS-C01 · Question #254
A social media company is using Amazon DynamoDB to store user profile data and user activity data. Developers are reading and writing the data, causing the size of the tables to grow significantly…
The correct answer is B. Use the Scan API operation with a filter expression that allows multiple items to be read. Use the. https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/SQLtoNoSQL.ReadData.
Question
A social media company is using Amazon DynamoDB to store user profile data and user activity data. Developers are reading and writing the data, causing the size of the tables to grow significantly. Developers have started to face performance bottlenecks with the tables. Which solution should a database specialist recommend to read items the FASTEST without consuming all the provisioned throughput for the tables?
Options
- AUse the Scan API operation in parallel with many workers to read all the items. Use the Query
- BUse the Scan API operation with a filter expression that allows multiple items to be read. Use the
- CUse the Scan API operation with a filter expression that allows multiple items to be read. Use the
- DUse the Scan API operation in parallel with many workers to read all the items. Use the Query
How the community answered
(21 responses)- A14% (3)
- B71% (15)
- C10% (2)
- D5% (1)
Explanation
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/SQLtoNoSQL.ReadData.
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