Filter interviews by
Power BI Report is a single report page, while Power BI App is a collection of multiple reports and dashboards.
Power BI Report is a single page report with visualizations and data insights.
Power BI App is a collection of multiple reports, dashboards, and datasets organized together.
Power BI Report can be shared individually, while Power BI App is shared as a package of related content.
Power BI App allows for more inter...
SUM calculates the sum of a column or expression, while SUMX calculates the sum of an expression evaluated for each row in 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 evaluated for each row in a table.
SUM is typically used with columns, while SUMX is used with tables or filtered tables.
SUMX can be used to perform more complex calculat
ROS stands for Return on Sales in Power BI.
ROS is a financial metric used to measure the profitability of a company.
It is calculated by dividing the net income by the total revenue.
ROS is expressed as a percentage and is used to evaluate a company's efficiency in generating profits.
For example, if a company has a net income of $100,000 and total revenue of $1,000,000, the ROS would be 10%.
Interaction mode in Power BI allows users to interact with visualizations and explore data in a more dynamic way.
Interaction mode can be accessed by clicking on the 'Focus mode' button in the top right corner of a visualization.
In interaction mode, users can hover over data points to see more information, filter data, and drill down into details.
Users can also use the 'Selection pane' to show or hide specific visualiza...
Power BI has various types of filters such as visual, page, report, drill-through, and slicer filters.
Visual filters apply to a single visual or chart.
Page filters apply to all visuals on a single page.
Report filters apply to all visuals in a report.
Drill-through filters allow users to navigate to more detailed data.
Slicer filters allow users to filter data across multiple visuals.
Schema for n Power BI is the structure of the data model used to organize and connect data sources.
Schema defines the relationships between tables, columns, and measures.
It helps in creating a logical model of the data.
Schema can be created using Power BI Desktop or Power BI Service.
Example: A schema for sales data may include tables for customers, products, and sales transactions.
Schema can also include calculated col
What people are saying about WNS
I applied via Recruitment Consulltant and was interviewed in Jul 2022. There were 5 interview rounds.
WNS interview questions for designations
I applied via Naukri.com and was interviewed before Oct 2021. There were 3 interview rounds.
English, maths, gk, reasoning
I will bring my expertise in Power BI development and contribute to the success of the company.
I have extensive experience in creating interactive dashboards and reports using Power BI.
I am proficient in data modeling, DAX calculations, and data visualization techniques.
I have a strong understanding of business requirements and can translate them into effective Power BI solutions.
I am familiar with connecting to variou...
Get interview-ready with Top WNS Interview Questions
I applied via Campus Placement and was interviewed before Feb 2021. There were 4 interview rounds.
I applied via Naukri.com and was interviewed before Oct 2021. There were 2 interview rounds.
Import model is a Power BI feature that allows you to import data from various sources and create a data model.
Import model is used to create a data model in Power BI.
It allows you to import data from various sources such as Excel, CSV, SQL Server, etc.
You can create relationships between tables, add calculated columns, and measures.
Import model is useful when you have large amounts of data that need to be transformed ...
I applied via Naukri.com and was interviewed in Feb 2024. There were 2 interview rounds.
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
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
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
Power BI is a business analytics tool that provides interactive visualizations and business intelligence capabilities.
Power BI is a Microsoft product used for data analysis and visualization.
It allows users to connect to various data sources and create interactive reports and dashboards.
Power BI provides a wide range of visualizations, such as charts, maps, and tables, to represent data.
Users can create custom calculat...
based on 2 interviews
1 Interview rounds
based on 7 reviews
Rating in categories
Senior Associate
13.4k
salaries
| ₹0 L/yr - ₹0 L/yr |
Associate
4.7k
salaries
| ₹0 L/yr - ₹0 L/yr |
Associate Lead
3.3k
salaries
| ₹0 L/yr - ₹0 L/yr |
Assistant Manager
3.1k
salaries
| ₹0 L/yr - ₹0 L/yr |
Senior Associate Operations
2.9k
salaries
| ₹0 L/yr - ₹0 L/yr |
TCS
Infosys
HCLTech
Tech Mahindra