Excel Power Query Questions 16

by
Post Views: 10

Think you know Excel Power Query Questions? Take this interactive MCQ quiz (about MS Excel Power Query Questions) to test your knowledge on data source in Power Query, Power Query Editor, merging queries, joins (inner, outer, anti), M language, data transformation, and more! Perfect for Excel users, Power BI analysts, and data professionals looking to master ETL (Extract, Transform, Load) techniques. Let us start with the MS Excel Power Query Questions Quiz now.

Online MS Excel Power Query Questions with Answers

Online MS Excel Power Query Questions with Answers

1. What does the “Group By” feature in Power Query allow you to do?

 
 
 
 

2. Which of the following is NOT a data source in Power Query?

 
 
 
 

3. Suppose that we have two queries containing two employment data sets. Each data set has the historical employee details of two subsidiary companies of the same parent organisation. What type of join is required to find out the employees who have worked in both organisations?

 
 
 
 
 
 

4. What does “Unpivot Columns” do in Power Query?

 
 
 
 

5. How can you remove duplicates in Power Query?

 
 
 
 

6. Where does Power Query store its transformation steps?

 
 
 
 

7. What is Power Query primarily used for?

 
 
 
 

8. Which Power Query feature allows combining data from multiple sources?

 
 
 
 

9. In which Microsoft applications can Power Query be used?

 
 
 
 

10. How can you handle errors (e.g., division by zero) in Power Query?

 
 
 
 

11. What is the purpose of the “Parameters” feature in Power Query?

 
 
 
 

12. What is a “Query Step” in Power Query?

 
 
 
 

13. How do you refresh data in Power Query?

 
 
 

14. For a Merge Query to work, we do not need the column headings to match; however, we do need the values of one column in one query to relate to the values of a column in the other query.

 
 

15. If you have a query that displays the output from a Right Anti Join, the last few characters of the M code in the formula bar will read JoinKind.RightAnti. What will happen if we edit the text in the formula bar to replace JoinKind.RightAnti with JoinKind.RightOuter and press Enter?

 
 
 
 

16. What is the M language in Power Query?

 
 
 
 

17. What could you do if you needed to merge three queries?

 
 
 

18. A Merge Query performs a similar functionality to some Excel functions. Which functions are they?

 
 
 
 

19. Which Power Query operation would you use to split a single column into multiple columns?

 
 
 
 

20. What happens when you disable “Load” for a query in Power Query Editor?

 
 
 
 

Online Excel Power Query Questions Quiz

  • A Merge Query performs a similar functionality to some Excel functions. Which functions are they?
  • For a Merge Query to work, we do not need the column headings to match; however, we do need the values of one column in one query to relate to the values of a column in the other query.
  • Suppose that we have two queries containing two employment data sets. Each data set has the historical employee details of two subsidiary companies of the same parent organisation. What type of join is required to find out the employees who have worked in both organisations?
  • What could you do if you needed to merge three queries?
  • If you have a query that displays the output from a Right Anti Join, the last few characters of the M code in the formula bar will read JoinKind.RightAnti. What will happen if we edit the text in the formula bar to replace JoinKind.RightAnti with JoinKind.RightOuter and press Enter?
  • What is Power Query primarily used for?
  • In which Microsoft applications can Power Query be used?
  • Which Power Query feature allows combining data from multiple sources?
  • What is the M language in Power Query?
  • How do you refresh data in Power Query?
  • What does “Unpivot Columns” do in Power Query?
  • Which of the following is NOT a data source in Power Query?
  • What is a “Query Step” in Power Query?
  • How can you remove duplicates in Power Query?
  • Where does Power Query store its transformation steps?
  • What does the “Group By” feature in Power Query allow you to do?
  • Which Power Query operation would you use to split a single column into multiple columns?
  • What is the purpose of the “Parameters” feature in Power Query?
  • How can you handle errors (e.g., division by zero) in Power Query?
  • What happens when you disable “Load” for a query in Power Query Editor?

Learn about the R Programming Language

Conditional Formatting Excel Quiz 15

by
Post Views: 116

Test your MS Excel skills with this 20-question Trend-Based Conditional Formatting Excel Quiz! Learn how to highlight data trends, use icon sets, color scales, and sparklines, and master custom formatting rules. Ideal for Excel users who want to visualize patterns, analyze data efficiently, and automate formatting tasks. Can you answer all questions correctly? Take the Conditional Formatting Excel Quiz now and level up your spreadsheet expertise! Let us start with the Trend-Based Conditional Formatting Excel Quiz now.

Online Trend Based Conditional Formatting Excel Quiz with Answers
Please go to Conditional Formatting Excel Quiz 15 to view the test

Trend Based Conditional Formatting Excel Quiz

  • Conditional formatting allows you to automatically apply formatting to one or more cells based on the cell value. This means that conditional formatting can automatically change the cell colour, font, border, or even show a different number of decimal places.
  • What does trend-based formatting do?
  • When applying Icon Sets, the original values still appear in the cell.
  • Which of the following methods allows us to remove conditional formatting (more than one may apply)?
  • Which would be the appropriate Conditional Formatting set if you wanted to highlight all values over 300?
  • Conditional formatting can be used to highlight duplicate values.
  • Conditional formatting by using a formula is advantageous over other conditional formatting because:
  • Excel allows us to record macros to automate difficult or repetitive procedures. Which of the following is true of recording macros?
  • What is the key difference between a sparkline and a chart in Excel?
  • Sparklines are a useful data visualisation tool for which of the following cases (more than one may apply):
  • After creating a sparkline, we can drag the fill handle to create multiple sparklines.
  • If you use the fill handle to create multiple sparklines, the sparklines will form a set of connected charts, meaning if you change one, you change all of them. It is possible to unlink sparklines if you do not wish them to behave this way.
  • Custom number formats can be accessed in which of the following ways:
  • When customising a number format:
  • When customising a number format, which character acts as the separator for specifying different formats for different types of values?
  • What type of brackets should we use when specifying colours for our custom number formats?
  • If a cell contains the value 0, what will be displayed when we apply the following custom number format: [Red]▲;[Green]▼;
  • What is the primary purpose of trend-based conditional formatting in Excel?
  • Which conditional formatting option is specifically designed to show trends?
  • When using color scales for trend analysis, what does a red-yellow-green color scale typically represent?

Statistics For Data Analyst

Machine Learning MCQs 10

by
Post Views: 282

Master Machine Learning MCQS fundamentals with this interactive quiz! The machine learning MCQs test covers supervised learning, neural networks, and recommendation systems.. Test your understanding of key topics like labeled datasets, unsupervised learning, recommender systems, and gradient boosting. Take the Machine Learning MCQs Quiz and level up your skills!

Online Machine Learning MCQs with answers
Please go to Machine Learning MCQs 10 to view the test

Online Machine Learning MCQs with Answers

  • Structured data refers to
  • Unstructured data includes
  • Supervised learning requires
  • Which is an example of unsupervised learning?
  • ML can automate
  • Recommender systems (e.g., Netflix) use
  • Decision trees are used for
  • A neural network is best suited for
  • Supervised machine learning uses labeled datasets to train ————– to classify or predict outcomes
  • Machine learning involves using algorithms and ————— to teach computer systems to analyze and discover patterns in data.
  • Which approach to machine learning involves rewarding or punishing a computer’s behaviors?
  • Content-based filtering is a recommendation system in which recommendations are made based on —————- of the attributes of the content.
  • What term describes the subclass of machine learning algorithms that offers relevant suggestions to users?
  • When several users actively like or dislike content by rating it or giving it a review, this enables ————– filtering.
  • In recommendation systems, what term describes the phenomenon of more well-known items being recommended too frequently?
  • What are some benefits of boosting?
  • Which of the following statements correctly describes gradient boosting?
  • What are some benefits of boosting?
  • Which of the following statements correctly describes gradient boosting?
  • Which term best describes the statement, “a subset of AI that uses computer algorithms to analyze data and make intelligent decisions based on what it has learned without being explicitly programmed”?

R Language Frequently Asked Questions