DEA-C01 · Question #282
DEA-C01 Question #282: Real Exam Question with Answer & Explanation
The correct answer is B: Use an AWS Glue Flex Job after normal business hours to process the previous day's data, apply. AWS Glue Flex Jobs provide discounted, off-hours batch ETL to transform S3 data, and Amazon Redshift Serverless offers on-demand SQL access during business hours without paying for idle clusters minimizing cost and operations.
Question
A company uses an Amazon S3 bucket to integrate multiple data sources into a central data lake. The company needs to perform multiple transformations and data cleaning processes on the data to make the data accessible to business partners. The company needs a solution that will give multiple business partners the ability to run SQL queries on the central data lake during normal business hours. Which solution will meet these requirements MOST cost-effectively?
Options
- AUse a provisioned Amazon EMR cluster after normal business hours to process the previous
- BUse an AWS Glue Flex Job after normal business hours to process the previous day's data, apply
- CUse an AWS Lambda function after normal business hours to process the previous day's data,
- DUse an AWS Glue Flex job after normal business hours to process the previous day's data, apply
Explanation
AWS Glue Flex Jobs provide discounted, off-hours batch ETL to transform S3 data, and Amazon Redshift Serverless offers on-demand SQL access during business hours without paying for idle clusters minimizing cost and operations.
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