SAKSHATH TECHNOLOGIES Power BI Developer Interview Questions and Answers

Q1. It was totally technical
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Advance coding and manageable round.

Q1. It was totally related to ctc n all with basic questions.
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Q1. Connectivity mode
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Q2. RLS
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Brief information about Business Intelligence (BI) tools.

Q1. What is the role of Power BI in today's market?
Ans. 
Power BI plays a crucial role in today's market by enabling organizations to visualize and analyze their data for better decision-making.
• Power BI allows businesses to create interactive reports and dashboards for data visualization.

• It helps in analyzing data trends, identifying patterns, and making informed decisions.

• Power BI integrates with various data sources, making it easier to consolidate and analyze data from mu...read more
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Q2. What are the differences between Power BI and Tableau?
Ans. 
Power BI is a Microsoft business analytics tool while Tableau is a data visualization tool.
• Power BI is a Microsoft product while Tableau is developed by Tableau Software.

• Power BI is more user-friendly for users familiar with Microsoft products.

• Tableau has more advanced visualization capabilities compared to Power BI.

• Power BI integrates well with other Microsoft products like Excel and Azure, while Tableau has more flex...read more
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Q3. What are some case studies that demonstrate the use of Power BI?
Ans. 
Power BI has been used in various industries for data visualization and analysis.
• Retail industry: analyzing sales data to identify trends and optimize inventory

• Finance sector: creating interactive dashboards for financial reporting and analysis

• Healthcare sector: tracking patient outcomes and hospital performance metrics

• Manufacturing industry: monitoring production efficiency and supply chain management
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Q1. What are your salary expectations?
Ans. 
My salary expectations are in line with industry standards for a Power BI Developer with my level of experience.
• I have researched the average salary range for Power BI Developers in this location

• I am looking for a competitive salary that reflects my skills and experience

• I am open to negotiation based on the overall compensation package offered
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Q1. Difference between measure and count
Ans. 
Measure is a calculated value based on data in a model, while count is a simple count of records.
• Measure is a calculated value based on aggregation functions like sum, average, etc.

• Count is a simple count of records in a dataset.

• Measures are used in Power BI to perform calculations on data, while count is used to simply count the number of records.
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Q2. What is Row level security
Ans. 
Row level security is a feature in Power BI that restricts data access at the row level based on user roles or criteria.
• Allows users to only see data that is relevant to them

• Can be implemented using DAX expressions

• Helps in maintaining data privacy and security

• Useful for organizations with sensitive data
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Q3. What are relationships in power BI
Ans. 
Relationships in Power BI define how different tables are connected to each other.
• Relationships define how tables are related to each other based on common fields

• They are used to create connections between tables for data analysis

• Relationships can be one-to-one, one-to-many, or many-to-many

• They are essential for creating accurate and meaningful visualizations in Power BI
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Q4. In previous project what type of data source we used
Ans. 
We used a variety of data sources including SQL databases, Excel files, and web APIs.
• SQL databases

• Excel files

• Web APIs
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Q1. Explain your overall experience.
Ans. 
I have 5 years of experience as a Power BI Developer.
• Developed interactive dashboards and reports using Power BI

• Created data models and performed data analysis

• Worked with various data sources such as SQL Server, Excel, and SharePoint

• Implemented data transformations and data cleansing

• Collaborated with business stakeholders to gather requirements and provide insights

• Optimized performance and improved data visualization

• Tr...read more
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Q2. Explain your recent experience.
Ans. 
I have recently worked as a Power BI Developer, creating interactive dashboards and reports.
• Developed interactive dashboards and reports using Power BI

• Gathered requirements from stakeholders and translated them into data visualizations

• Created data models and implemented data transformations

• Collaborated with cross-functional teams to ensure data accuracy and consistency

• Provided training and support to end-users for effe
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Q1. 1. what is the current company?. 2. what is the current CTC and ECTC ? 3. are u contract are direct payrool?
Ans. 
The current company is XYZ Corporation.
• The current company is XYZ Corporation.

• XYZ Corporation is a multinational technology company.

• XYZ Corporation specializes in software development and data analytics.

• XYZ Corporation has a strong presence in the Power BI industry.
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Q2. Where u work location?
Ans. 
I work remotely from my home office.
• I work from a dedicated home office space.

• I have all the necessary equipment and tools to work remotely.

• I communicate with my team and clients through online collaboration tools.

• I am available for meetings and discussions via video conferencing.

• I maintain a productive work environment at home.
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Q1. Difference Between direct query mode and import mode
Ans. 
Direct query mode connects to data source in real-time, while import mode loads data into Power BI for faster analysis.
• Direct query mode connects to data source in real-time, providing up-to-date data

• Import mode loads data into Power BI for faster analysis, but may not always reflect real-time changes

• Direct query mode is suitable for large datasets that require real-time updates

• Import mode is suitable for smaller datas
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Q2. Define powerBI in layman poin of view
Ans. 
PowerBI is a data visualization tool that helps users analyze and visualize data to make informed business decisions.
• PowerBI helps in creating interactive reports and dashboards

• It allows users to connect to various data sources like Excel, SQL databases, and cloud services

• Users can create custom visualizations and share insights with others

• PowerBI can be used for data exploration, data modeling, and data storytelling
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Q1. How the end user access the report
Ans. 
End users can access the report through Power BI Service, Power BI Mobile App, or embedded in other applications.
• End users can access the report through Power BI Service by logging in with their credentials

• End users can also access the report through Power BI Mobile App on their smartphones or tablets

• Reports can be embedded in other applications using Power BI Embedded feature
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