Upload Button Icon Add office photos

Filter interviews by

NamaSys Power BI Developer Interview Questions and Answers for Experienced

Updated 12 Jul 2023

NamaSys Power BI Developer Interview Experiences for Experienced

1 interview found

Power BI Developer Interview Questions & Answers

user image Tejashwini S.G

posted on 12 Jul 2023

Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in Jan 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Basics of PowerBi tool
Round 3 - Technical 

(1 Question)

  • Q1. Data Modelling based questions
Round 4 - Technical 

(1 Question)

  • Q1. Data modelling, DAX scenario based questions

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response
Round 1 - Technical 

(2 Questions)

  • Q1. Wat is cardinality
  • Ans. 

    Cardinality refers to the uniqueness of values in a column or relationship.

    • Cardinality is the number of unique values in a column or relationship.

    • High cardinality means a column has many unique values, while low cardinality means few unique values.

    • For example, a column like 'Customer ID' may have high cardinality, while 'Gender' may have low cardinality.

  • Answered by AI
  • Q2. Challenges faced
Round 2 - One-on-one 

(1 Question)

  • Q1. Write SQL query
  • Ans. 

    SQL query to retrieve data from a table

    • Use SELECT statement to specify columns to retrieve

    • Use FROM statement to specify the table to retrieve data from

    • Use WHERE statement to filter the data based on conditions

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jul 2024. There were 4 interview rounds.

Round 1 - Case Study 

Power bi desktop in power bi service

Round 2 - Technical 

(2 Questions)

  • 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...

  • Answered by AI
  • Q2. How creative a dashboard in power query
  • Ans. 

    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...

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. Power bi desktop
  • 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

  • Answered by AI
Round 4 - One-on-one 

(2 Questions)

  • 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...

  • Answered by AI
  • 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

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Job change to develop skills and leave more anything in experience 2years

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Explain AI Builder,
  • Ans. 

    AI Builder is a Power Platform service that allows users to easily add AI capabilities to their applications.

    • AI Builder provides pre-built models for common AI scenarios such as object detection, text recognition, and prediction.

    • Users can also train custom models using their own data to meet specific business needs.

    • AI Builder integrates seamlessly with Power Apps and Power Automate to enable automation and decision-mak

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. Explain PCF, AI Builder
  • Ans. 

    PCF stands for PowerApps Component Framework, AI Builder is a tool in Power Platform for building AI models.

    • PCF is a framework for building custom controls in PowerApps and Dynamics 365

    • AI Builder is a tool that allows users to build AI models without needing coding skills

    • AI Builder can be used for tasks like object detection, form processing, and prediction

  • Answered by AI
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(4 Questions)

  • 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.

  • Answered by AI
  • 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

  • Answered by AI
  • 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

  • Answered by AI
  • 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

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Types of Joins in Power Query editor.
  • Ans. 

    There are four types of joins in Power Query editor: Inner Join, Left Outer Join, Right Outer Join, and Full Outer Join.

    • Inner Join combines rows from two tables based on a matching column.

    • Left Outer Join returns all rows from the left table and the matching rows from the right table.

    • Right Outer Join returns all rows from the right table and the matching rows from the left table.

    • Full Outer Join returns all rows from bot

  • Answered by AI
  • Q2. Types of transformations performed in Power QUERY EDITOR
  • Ans. 

    Power Query Editor allows various transformations on data such as filtering, sorting, merging, splitting, and aggregating.

    • Filtering: Removing rows based on certain criteria.

    • Sorting: Arranging rows in a specific order.

    • Merging: Combining multiple tables or queries into one.

    • Splitting: Dividing a column into multiple columns.

    • Aggregating: Calculating summary statistics like sum, average, count, etc.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - focus more on theoretical technical stuff.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Introduction questions
  • Q2. Technical questions
Round 2 - HR 

(2 Questions)

  • Q1. Introduction questions
  • Q2. Salary description
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. How many filters in power bi
  • Ans. 

    There are multiple types of filters in Power BI including visual, page, report, and drill-through filters.

    • Visual filters apply to a specific visual or group of visuals.

    • Page filters apply to all visuals on a specific page.

    • Report filters apply to all visuals on all pages of a report.

    • Drill-through filters allow users to navigate to a different report page based on a selected data point.

  • Answered by AI
  • Q2. There are three filters
  • Ans. 

    The three filters can be applied to the data in Power BI to narrow down the results.

    • Filters can be applied to specific columns or measures in the data

    • Filters can be used to show only certain values or ranges of values

    • Filters can be combined to create more complex filtering logic

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. How many connectivity modes
  • Ans. 

    There are three connectivity modes in Power BI: Import, DirectQuery, and Live Connection.

    • Import mode: Data is imported into Power BI and stored in a dataset.

    • DirectQuery mode: Data stays in the data source and queries are sent directly to the source.

    • Live Connection mode: Power BI connects directly to the data source for real-time data access.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep it going

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. ROW LEVEL SECURITY
  • Q2. SUM, SUMIF SUMIFS AND DELETE TRUNCATE

Power BI Developer Interview Questions & Answers

Infosys user image Naganaik Mudhavathu

posted on 1 May 2022

I applied via Naukri.com

Round 1 - HR 

(2 Questions)

  • Q1. What is the current Organisation
  • Ans. 

    ABC Corporation is a multinational technology company specializing in software development and data analytics.

    • ABC Corporation is known for its expertise in Power BI development.

    • The company has a global presence with offices in multiple countries.

    • ABC Corporation offers a wide range of software solutions for various industries.

    • They have a strong focus on data analytics and provide advanced reporting and visualization too...

  • Answered by AI
  • Q2. What is the current CTC and Expected CTC
  • Ans. 

    The current CTC and expected CTC are personal financial details and should not be disclosed in an interview.

    • It is not appropriate to discuss personal financial details in an interview.

    • Salary negotiations should be done after receiving a job offer.

    • Focus on discussing your skills, experience, and qualifications for the Power BI Developer role.

  • Answered by AI
Round 2 - Technical 

(3 Questions)

  • Q1. What is Row Level Security ?
  • Ans. 

    Row Level Security is a feature in Power BI that allows you to restrict data access at the row level based on user roles and filters.

    • Row Level Security (RLS) is used to control data access in Power BI based on user roles and filters.

    • It allows you to define rules that determine which rows of data a user can see.

    • RLS can be applied to tables or views in the data model.

    • It is commonly used to restrict access to sensitive or...

  • Answered by AI
  • Q2. What is difference between SUM and SUMX?
  • Ans. 

    SUM calculates the sum of a column or expression, while SUMX calculates the sum of an expression over a table.

    • SUM is used to calculate the sum of a column or expression in Power BI.

    • SUMX is used to calculate the sum of an expression over a table in Power BI.

    • SUM is typically used with a column reference, while SUMX is used with an expression.

    • SUMX can be used to perform calculations on filtered or modified data.

    • Example: S...

  • Answered by AI
  • Q3. What is difference between calculate column and measures?
  • Ans. 

    Calculated columns are computed during data loading, while measures are computed on the fly during data visualization.

    • Calculated columns are created in the data model and stored in the underlying table.

    • Measures are created using DAX expressions and are calculated dynamically based on the context of the visualization.

    • Calculated columns consume memory and can impact performance, while measures are more efficient.

    • Calculat...

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Present company last working day
  • Ans. 

    The last working day of the company is the day on which an employee's employment ends.

    • The last working day is typically determined by the company's policies and the employee's contract.

    • It may be different for each employee depending on their notice period or reason for leaving.

    • The last working day is usually communicated to the employee through an official letter or email.

    • On the last working day, the employee may be re...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare concepts wise, all the best for the same professional

Skills evaluated in this interview

NamaSys Interview FAQs

How many rounds are there in NamaSys Power BI Developer interview for experienced candidates?
NamaSys interview process for experienced candidates usually has 4 rounds. The most common rounds in the NamaSys interview process for experienced candidates are Technical and Resume Shortlist.
How to prepare for NamaSys Power BI Developer interview for experienced candidates?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at NamaSys. The most common topics and skills that interviewers at NamaSys expect are Business Analysis, Data Analysis, Data Visualization, KPI and Power Bi.
What are the top questions asked in NamaSys Power BI Developer interview for experienced candidates?

Some of the top questions asked at the NamaSys Power BI Developer interview for experienced candidates -

  1. Data modelling, DAX scenario based questi...read more
  2. Basics of PowerBi t...read more
  3. Data Modelling based questi...read more

Tell us how to improve this page.

People are getting interviews through

based on 1 NamaSys interview
Job Portal
100%
Low Confidence
?
Low Confidence means the data is based on a small number of responses received from the candidates.
NamaSys Power BI Developer Salary
based on 5 salaries
₹4 L/yr - ₹9 L/yr
6% less than the average Power BI Developer Salary in India
View more details

NamaSys Power BI Developer Reviews and Ratings

based on 8 reviews

4.9/5

Rating in categories

5.0

Skill development

4.6

Work-Life balance

4.8

Salary & Benefits

4.8

Job Security

4.9

Company culture

4.8

Promotions/Appraisal

4.4

Work Satisfaction

Explore 8 Reviews and Ratings
Power BI Developer
5 salaries
unlock blur

₹4 L/yr - ₹9 L/yr

Data Engineer
4 salaries
unlock blur

₹5 L/yr - ₹9 L/yr

Python Developer
3 salaries
unlock blur

₹6 L/yr - ₹9 L/yr

Software Engineer Level 1
3 salaries
unlock blur

₹4 L/yr - ₹7 L/yr

Explore more salaries
Compare NamaSys with

TCS

3.7
Compare

Infosys

3.7
Compare

Wipro

3.7
Compare

HCLTech

3.5
Compare

Calculate your in-hand salary

Confused about how your in-hand salary is calculated? Enter your annual salary (CTC) and get your in-hand salary
Did you find this page helpful?
Yes No
write
Share an Interview