Interview Questions.

Power BI Interview Questions and Answers


Power BI Interview Questions and Answers

Q1.What is Microsoft Power BI?

Ans: Power BI  is a cloud-based totally commercial enterprise analytics carrier that enables everybody to visualise and analyze data with more velocity, efficiency, and expertise. It connects customers to a broad range of facts thru clean-to-use dashboards, interactive reports, and compelling visualizations that deliver facts to life.

Q2.What’s the distinction among Power BI and Power BI Pro?

Ans: Power BI presents all varieties of functions that will help you get began exploring information in a whole new manner. Power BI Pro provides all the equal excellent features in Power BI, plus additional features like more garage ability, scheduling information refresh more common than each day, stay facts sources with complete interactivity, organizations, and more. Learn greater about the differences among Power BI Pro and the loose Power BI.

Q3.How a good deal does Power BI fee?

Ans: Power BI and Power BI Desktop are loose. There is a 60-day unfastened trial to be had for Power BI Pro. After that, Power BI Pro is $9.Ninety nine/User/Month. Learn greater about our pricing Power BI pricing.

Q4.What is Power BI Desktop?

Ans: Power BI Desktop is a loose desktop application you can installation right on your own laptop. Power BI Desktop works cohesively with the Power BI service by way of supplying advanced information exploration, shaping, modeling, and document advent with fantastically interactive visualizations. You can save your work to a record, and post your statistics and reports right for your Power BI site to proportion with others.

Power BI Training

Q5.What do I want to apply Power BI?

Ans: Just a Web browser and work email cope with.

Note: Work electronic mail addresses ending in .Gov and .Mil aren’t presently supported.

Q6. What is DAX ?

Ans: To do simple calculation and records analysis on statistics in power pivot we use Data Analysis Expression (DAX).It is system language to compute calculated column and calculated subject.

Dax works on column values

Dax can't modify or insert statistics

We can calculate calculated column and measures however we cannot calculate rows the use of dax

Sample DAX system syntax:

For the measure named Total Sales, calculate (=) the SUM of values within the [SalesAmount ] column within the Sales table.

A- Measure Name

B-  identical signal – suggest beginning of method

C- DAX Function

D- Parenthesis for Sum Function

E- Referenced Table

F- Referenced column call

Q7. Why do I should join up with my work electronic mail?

Ans: Power BI does now not aid e mail addresses supplied through consumer electronic mail offerings or telecommunications providers. Learn more about the Power BI self-provider signal-up manner.

Q8. Which paintings e-mail addresses are supported?

Ans: Work email addresses finishing in .Edu and .Org are supported.

Those ending in .Gov and .Mil aren’t presently supported.

Q9. Is government, instructional and non-profit pricing to be had for Power BI?

Ans: Yes, non-earnings pricing is available when purchasing immediately from Microsoft. You can research extra and sign on through the Microsoft Product Donation website. Government and academic pricing is offered through the MOSP/Direct, EA, and Open licensing applications. Government pricing is also available in syndication. Power BI is not yet available for the USA Government Community Cloud (GCC).

Q10. What is xVelocity in-reminiscence analytics engine used in energy pivot? 

Ans: The predominant engine behind power pivot is the xVelocity in-memory analytics engine. It can deal with big amount of records as it shops facts in columnar databases and in memory analytics which results in faster processing of records as it masses all facts to RAM memory. For exceptional result use 64 bit working device as sixty four bit can  load more information to RAM.

Q11. Is Power BI to be had on-premises?

Ans: No, Power BI is not available as a non-public, inner cloud carrier. However, with Power BI and Power BI Desktop, you can securely connect with your very own on-premises records assets. With the On-premises Data Gateway, you could join live for your on-premises SQL Server Analysis Services server, and different facts assets. You also can scheduled refresh with a centralized gateway. If a gateway is not available, you could refresh statistics from on-premises facts assets using the Power BI Gateway – Personal.

You also can view on-premises SQL Server cell reviews with the Power BI iOS apps:

SQL Server mobile reports on the iPhone.

SQL Server cellular reviews at the iPad

Q12. Does Power BI help mobile gadgets?

Ans: Yes. Power BI has local apps for Android phones, iOS devices, and Windows 10 devices. Download one of the Power BI cellular apps from its respective store:

Apple App Store

Google Play

Windows Store

Q13. What records resources can I connect to?

Ans: The list of facts sources for Power BI is sizable, but it may be grouped into the subsequent:

Data from Excel and Power BI Desktop documents.

Content packs for offerings, with prepared-made dashboards, reports, and datasets for offerings consisting of Salesforce. In addition to establishing a records connection, Power BI provides pre-built dashboards and reports for each of those offerings.

Connectors to databases and different datasets along with Azure SQL Databaseand SQL Server Analysis Services tabular information.

Q14. What are content material packs?

Ans: Content packs for offerings are pre-constructed solutions for famous services as part of the Power BI revel in. A subscriber to a supported provider can quick connect with their account from Power BI and see their statistics via stay dashboards and interactive reports that have been pre-built for them.  We’ve launched content material packs for famous services such as Salesforce.Com, Marketo, Adobe Analytics, Azure Mobile Engagement, CircuitID, comScore Digital Analytix, Quickbooks Online, SQL Sentry, and tyGraph. Over the coming months, we’ll extend this to consist of content material packs and integrations for Sage, SpaceCurve, Sumo Logic, Zuora, Planview, Insightly, Troux, Inkling, and others.

Organizational content packs provide customers, BI specialists, and gadget integrators the tools to construct their personal content packs to percentage motive-built dashboards, reports, and datasets inside their business enterprise.

Q15. What are the distinct Excel BI add ins?


Power Query—locate, edit and load external statistics

PowerPivot—for information modeling for evaluation

Power View—layout visually and interactively reports

Power Map—show insights on 3-D Map

Q16. What do I want to install with a purpose to use Power BI?

Ans: To use the Power BI carrier for free, you just want a Web browser and e-mail.

To discover records and create reviews in Power BI Desktop, download Power BI Desktop at no cost.

You can down load the Power BI cellular apps from their respective stores:

App Store

Google Play

Windows Store

Q17. Power BI Desktop’s Software License Terms say “You might also deploy and use one copy of the software to your premises.” Does this mean I am restricted to 1 replica of Power BI Desktop for the complete enterprise?

Ans: Power BI Desktop’s use rights do no longer limit you to 1 reproduction of Power BI Desktop for the whole employer. Each character person at the employer might also install and use one replica on their premises.

Q18.Where do I get commenced with Power BI?

Ans: The following resources are to be had to assist get your started:

Power BI Blog


Getting commenced motion pictures on our YouTube Channel

Get began with Power BI article

Join our network and ask questions

Q19. How can I buy Power BI Pro in my u . S . A .?

Ans: You should purchase Power BI Pro licenses without delay or chat with a consultant at www.Powerbi.Com.

You also can discover a Microsoft Partner that will help you along with your Power BI implementation.

Q20. Does Power BI meet country wide, regional, and enterprise-unique compliance requirements?

Ans: Learn greater about Power BI compliance, at the Microsoft Trust Center.

Bonus Question

Q21. What has happened to the Power BI for Office 365 experience?

Ans: The Power BI for Office 365 enjoy has been deprecated.

Our design of direction tutorials and interview questions is sensible and informative. At TekSlate, we provide assets to help you learn numerous IT guides. We avail each written fabric and demo video tutorials. For in-intensity understanding and sensible enjoy discover Online Power BI Training.