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DEA-C01 · Question #92
DEA-C01 Question #92: Real Exam Question with Answer & Explanation
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Data Ingestion and Transformation
Question
A company stores 10 to 15 TB of uncompressed .csv files in Amazon S3. The company is evaluating Amazon Athena as a one-time query engine. The company wants to transform the data to optimize query runtime and storage costs. Which file format and compression solution will meet these requirements for Athena queries?
Options
- A.csv format compressed with zip
- BJSON format compressed with bzip2
- CApache Parquet format compressed with Snappy
- DApache Avro format compressed with LZO
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Topics
#Amazon Athena#Data Lake Formats#Columnar Storage#Compression Strategies