Techoon Software Power BI Developer Interview Questions and Answers for Freshers

Q1. Sql and os related questions,Java based
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Where do you see yourself in 5 years?
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Q4. Tell me about yourself.
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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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It was a real-time scenario that they asked about.

Q1. Introduction, about the Project , Complex Dax written in project
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Q1. What are the components of Power bi
Ans. 
Power BI components include Power Query, Power Pivot, Power View, Power Map, and Power Q&A.
• Power Query: Used for data extraction and transformation.

• Power Pivot: Used for data modeling and analysis.

• Power View: Used for interactive data visualization.

• Power Map: Used for geographical data visualization.

• Power Q&A: Allows users to ask questions in natural language and get answers from data.
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Q2. What is mean by DAX
Ans. 
DAX stands for Data Analysis Expressions and is a formula language used in Power BI for creating custom calculations.
• DAX is used to create custom calculations in Power BI, similar to Excel formulas.

• It can be used to create calculated columns, measures, and calculated tables.

• DAX functions can be used to manipulate data, perform calculations, and create complex expressions.

• Examples of DAX functions include SUM, AVERAGE,
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Q3. What is mean by M language
Ans. 
M language is a powerful data transformation language used in Power Query in Power BI.
• M language is used to transform and clean data in Power BI.

• It is a functional language with a wide range of functions and operators.

• M language is case-sensitive and uses a step-by-step approach to data transformation.

• Examples of M language functions include Table.TransformColumns and List.Transform.
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Power bi desktop in power bi service

Q1. What is power bi
Ans. 
Power BI is a business analytics tool by Microsoft that provides interactive visualizations and business intelligence capabilities.
• Power BI allows users to connect to various data sources and create interactive reports and dashboards.

• Users can easily share and collaborate on reports with others within the organization.

• It offers features like data modeling, data visualization, and data transformation.

• Power BI can be use...read more
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Q2. How creative a dashboard in power query
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A creative dashboard in Power Query involves using unique visuals and interactive elements to present data in an engaging way.
• Utilize custom visuals to display data in a visually appealing manner

• Incorporate interactive elements such as slicers and filters for user-friendly navigation

• Use color coding and formatting to highlight important insights

• Include dynamic elements like tooltips and drill-down capabilities

• Experimen...read more
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Q1. Power bi desktop
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Q2. Write the Dax query in data modeling
Ans. 
Write a DAX query in data modeling
• Use CALCULATE function to apply filters and context to calculations

• Use SUMX function to iterate over a table and perform calculations

• Use RELATED function to retrieve related values from other tables
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Q1. What is power pivot
Ans. 
Power Pivot is a data modeling tool in Excel that allows users to create relationships, calculations, and measures for analyzing large datasets.
• Power Pivot is an add-in for Excel that enables users to create data models and perform advanced data analysis.

• It allows users to import and combine data from multiple sources, create relationships between tables, and define calculations and measures.

• Users can create complex ca...read more
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Q2. Creation in dax
Ans. 
Creation in DAX refers to the process of generating new calculated columns or measures in Power BI using Data Analysis Expressions.
• Use DAX functions like CALCULATE, SUMX, AVERAGE, etc. to create new columns or measures

• Understand the data model and relationships to create accurate calculations

• Test the newly created calculations to ensure they are working correctly
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