Top 50 dimensions Interview Questions
The most frequently asked dimensions questions across all roles and companies, ranked by real interview frequency. Updated daily.
Apply Type 2 SCD logic to preserve customer history while inserting changed and new warehouse dimension records.
Deloitte
Capgemini
AccentureAggregate completed fact records by calendar month and product dimension, including facts with missing dimension matches.
AmazonUse dimensional joins and aggregation to illustrate star and Snowflake schema trade-offs in analytics reporting.
AccentureExplain common dimension table types, their SQL representation, and when each design is appropriate.
Tiger AnalyticsDesign Apple dimensions and a fact table, then summarize telemetry and current subscription status by device and region.
AppleCreate versioned Roku customer and device records with effective timestamps and current-row indicators.
RokuDemonstrate an analytics model by summarizing product usage from fact and dimension tables with joins and aggregation.
AutodeskAggregate Nike sales by store, product, and week, then attach inventory availability and store attributes.
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