Microsoft Data Engineer Interview Questions
The questions to prepare for a Microsoft Data Engineer interview. Questions from real interview reports rank first. Updated daily.
Use window functions to compute each employee's accumulated salary sum in salary order.
MicrosoftUse CTEs, LEFT JOINs, and ROW_NUMBER to return each active user's first and last event with deterministic tie-breaking.
MicrosoftEvaluates your algorithmic approach to percentile and median computation under library constraints.
MicrosoftFind the missing value from 1 through N in an array using XOR in O(n) time and O(1) space.
MicrosoftDesign a batch data platform that contrasts ETL and ELT by migrating legacy Spark ETL workloads to Snowflake-based ELT with hourly refreshes.
MicrosoftApproach for improving pipeline efficiency while keeping the same business logic and outputs.
MicrosoftDesign a batch data pipeline that handles schema drift, SCD, and warehouse optimization at scale.
MicrosoftDesign a self-healing data system that can ingest, process, and monitor trillions of records with automatic issue detection and recovery.
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