Data Warehousing and ETL Tests for Hiring Engineers
This quiz assesses a candidate's knowledge of data warehousing and ETL ("extract, transform, load") tasks. It asks questions about data parsing and initial storage, scheduling and orchestration, processing approaches (e.g. batch vs streaming), auditability, data marts, and data modeling concepts like star schemas and slowly changing dimensions. It does not assume the use of any specific frameworks.
• Understanding of data warehouse design, database design, schemas, tables, and constraints.
• Ability to compare the use-cases of different data warehouse architectures.
• Understanding of scheduling, automating, and monitoring ETL pipelines, and compare the use-cases of different data pipeline designs.
How long it takes to complete this skill block:This section takes 15 minutes to complete
Role this block is best suited for:
• Data Miner• Business Intelligence Technical Specialist• Data Warehousing Business Analyst• Data Warehousing ETL Expert• Data Warehouse Architect• Date Warehousing Developer• Data Scientist
Related skill blocks:
• Data Science
• Machine Learning
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