The WNS Power BI Developer interview involved technical questions on data modeling, DAX, visualization best practices, and SQL. It also assessed problem-solving, business understanding, and communication skills through scenario-based tasks, ensuring both technical expertise and client-oriented mindset were evaluated.
How do you calculate the performance of the report in Tableau?
Sql Questions like creating an dynamic column having aggregation of other column first two values and place it to third place in new column.
Typical questions about my background and experience. The take-home was using SQL and Excel both of which I feel very comfortable with!
Remote and onsite advantages. ETL, SSIS Database Star schema, Snowflake schema
asked about db
4. What do you mean by report?
Qual sua experiência com PowerBI?
Standard question of "Describe your must successful project."
Are you willing work with offshore? Do you have any preference to work from home?
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