AWS Certified Data Engineer – Associate (DEA-C01)

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A data engineering team is building a data lake on a major cloud platform. The primary requirement is to store massive volumes of raw, semi-structured (JSON logs) and unstructured (images, videos) data in its native format. Which cloud storage solution is most appropriate for the foundational layer of this data lake?

A managed relational database (e.g., Cloud SQL, RDS) Block Storage (e.g., Amazon EBS, Google Persistent Disk) Object Storage (e.g., Amazon S3, Google Cloud Storage, Azure Blob Storage) An in-memory cache (e.g., Redis, Memcached)

Correct Answer:

Object Storage (e.g., Amazon S3, Google Cloud Storage, Azure Blob Storage)

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