Top 10 Power BI Interview Questions & Answers
I recently interviewed people for Power BI analyst roles and here are my top 10 favorite questions to assess the skills (with answer cues).
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I recently interviewed people for Power BI analyst roles and here are my top 10 favorite questions to assess the skills (with answer cues).
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On the left side, we have a veteran warrior with 37 years of data battle scars and redundant six pack. They call him SQL.
On the right side, there is a young challenger with transformative powers and “never say undo” attitude. He goes by the moniker Power Query.
Who is going to win this battle?!?
Do you know that we can easily calculate the critical path for a project using Excel formulas?
For a long time, it has been tricky to calculate the Critical Path using Excel formulas. But thanks to the arrival of new Dynamic Array functionality in Excel, we can now calculate critical path. In this article let me describe the approach with an example.
Put on your hardhats, this one is going to blow your minds.
Recently I had to create a Pivot report from monthly data. But there is a twist. The data is spread across multiple sheets, one for each month. Let me explain how I built the pivot for that scenario.
Python ? is in Excel now! Learn how to use Python in Excel with Sample data, 10 Code Examples and tips with this complete guide.
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Power BI is one of the most prominent data analytics technology out there.
Power BI is also one of the most marketed and hyped technology out there.
Unfortunately, both of these statements are true.
In a world where data is the buzz word, Power BI (or other similar platforms like Tableau) appeal to CXOs as panacea for all their data troubles.
But, just as any technology, Power BI too has it’s own shortcomings. So in this episode of my podcast, let’s uncover 4 ugly truths of Power BI.
Calendar (or date) table is crucial for performing date intelligence calculations in Power BI.
Normally, you would find a reasonable calendar table in most data models. But occasionally I come across models where there is no calendar table.
So I present to you, the ultimate & best way to generate calendar table using Power Query.
We can calculate any Finance & Accounting KPI values using Excel easily. In this article, I am sharing the top 10 accounting KPI calculations. These
for more videos…
BeginnerTables & Structural Referencing
Cell referencing
Excel operators
IF
IntermediateSUMIFS, COUNTIFS
XLOOKUP NEW
VLOOKUP
INDEX + MATCH lookups
AdvancedMulti-condition lookups
Array Formulas
OFFSET
INDEX
Lists100+ Excel Formulas list
Top 10 formulas
15 Everyday formulas
Challenges & Home workExcel Homework
BeginnerExcel Pivot Table Tutorial
Multi-table pivots with data model
Advanced
Advanced Pivot Tables
Distinct count in Pivots
Ranking values in Pivots
GETPIVOTDATA
How to use slicers
Lists35 shortcuts & tricks for data analysis
Top 10 pivot table tricks
15 quick & powerful ways to analyze business data
ResourcePivot Tables Page
BasicsHow to pick right charts
Why bar charts should start at 0
Add a line to column chart
Correlation vs. Causation
ExamplesHand-drawn charts
Budget vs. Actual chart
Interactive charts
Chart typesHistograms & Pareto charts
Forecasting with charts
Gantt chart
Funnel chart
5 star chart
Indexed charts
Panel charts - Small multiples
AdvancedTarget vs. Actual progress - Biker on a hill chart
Stacked chart with indicators
Cropped chart - when some values are too big
Jitter plot
Joy plot
Step chart
Dynamic chart with check boxes
Lists & TricksCharting shortcuts & tricks
Using shapes in charts
Awesome chart titles with this trick
Use chart themes and styles
Use selection pane to work with charts faster
If you are new to Excel or have never used it, use below links to come up to speed.
Work with Excel a lot and know your game well? We have some very-advanced topics for you too.
Check out:
Excel challenges
Advanced Charting
Data Tables & Simulations
Power BI
Power BI is the most exciting thing to happen for your data since spreadsheets. If you are looking for a new skill to learn this year, I highly recommend Power BI. Check out below tutorials and get started today.
Learn how to work with data, make calculations, pivots, create amazing charts and powerful dashboards from scratch using Excel School + Dashboards program. Suitable for analysts, managers or professionals who need to use Excel often.
Use VBA to automate your tasks and build powerful spreadsheet based apps. In this course, learn all about how to program with VBA, how to use the language and object model to your advantage. Suitable for people who build a lot of things with Excel.
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