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10 Steps to Optimize Your Data Model in Power BI

Quiz by Support - BusinessPromoted .com

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10 questions
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  • Q1
    What is the recommended schema for better performance in Power BI data models?
    Snowflake schema
    Flat schema
    Hierarchical schema
    Star schema
    40s
  • Q2
    Why is it important to use Power Query for data cleaning and transformation before loading data into Power BI?
    To increase the data load time
    To create more complex calculations
    To reduce the need for data relationships
    To ensure data is clean and optimized for analysis
    40s
  • Q3
    How can you avoid complex calculations in your Power BI data model?
    Use complex DAX functions
    Increase data load frequency
    Use more tables
    Use calculated columns and measures wisely
    40s
  • Q4
    Which practice can help maintain proper relationships between tables in Power BI?
    Adding more foreign keys
    Avoiding primary keys
    Using random keys
    Ensuring keys and referential integrity
    40s
  • Q5
    What should you do to optimize the performance of your Power BI model?
    Add more calculated columns
    Use complex and detailed visuals
    Reduce the number of visuals and simplify them
    Increase the number of visuals
    40s
  • Q6
    Why is it beneficial to utilize aggregations and summarizations in Power BI?
    To decrease data accuracy
    To avoid using relationships
    To handle large datasets efficiently
    To increase data redundancy
    40s
  • Q7
    What is a key step to take regularly to maintain an optimized Power BI data model?
    Decrease the number of calculated columns
    Increase the number of relationships
    Add more fields and tables
    Review and clean up unused fields, tables, and relationships
    40s
  • Q8
    How should you handle DAX functions for creating measures in Power BI?
    Use DAX functions for all calculations
    Use them effectively to create optimized measures
    Avoid using DAX functions
    Ignore performance considerations
    40s
  • Q9
    What is one of the initial steps to take when simplifying your Power BI data model?
    Focus on essential tables and fields only
    Add as many tables and fields as possible
    Use complex and detailed tables
    Avoid using primary keys
    40s
  • Q10
    What continuous action should be taken to ensure the performance of a Power BI model is optimized?
    Monitor performance and make adjustments as necessary
    Add more data regularly
    Increase the number of visuals
    Avoid reviewing performance metrics
    40s

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