Describe how Adidas could use S3 and Athena to analyze clickstream data.
Cloud/Toolshard
2
Explain your approach to designing a scalable customer loyalty program data platform.
Python/Codinghard
3
Discuss a project where you balanced business goals with technical constraints.
SQLhard
4
Design a star schema for retail analytics (e.g., Adidas). Explain the dimensional modeling choices, SCD strategy, and how you would scale this schema for global multi-currency, multi-region deployments. What are the refresh and storage cost implications?
SQLhard
5
Explain the differences between OLTP and OLAP databases and their relevance in Adidas's operations.
SQLhard
6
What are the benefits of using a cloud data warehouse (e.g., Redshift, Snowflake) for analytics?
SQLhard
7
Describe how you would monitor ETL job performance and handle long-running tasks.
Spark/Big Datahard
8
Explain how you would implement real-time analytics using a streaming platform like Kafka or Kinesis.
Spark/Big Datahard
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