Microsoft Excel 2021365 - Beginner to Advanced - Transforming Files

The video tutorial covers using Power Query Editor to clean and prepare data for Excel. It explains removing unnecessary columns, setting data types, splitting and renaming columns, and creating calculated columns. The tutorial emphasizes the importance of consistent data formatting and demonstrates how to use Power Query's features to achieve this. It also highlights the ability to undo actions and log changes in the applied steps pane.

What is the purpose of the 'applied steps' pane in Power Query Editor?

• To show the original data set

• To log each action performed on the data

• To display the data types of columns

• To provide a list of available queries

Why is it important to check the data types of columns in Power Query?

• To ensure the data is imported correctly

• To split columns using delimiters

• To delete unnecessary columns

• To create new calculated columns

How can you split a column into two separate columns in Power Query?

• By using the 'Remove Columns' option

• By changing the data type

• By renaming the column

• By using the 'Split Columns' feature with a delimiter

What should you do if a column contains unwanted characters after splitting?

• Use the 'Remove Columns' option

• Use the 'Replace Values' feature

• Add a new column

• Change the data type

What is the purpose of creating calculated columns in Power Query?

• To split columns

• To perform calculations using existing data

• To remove unnecessary data

• To change data types

Which tab in Power Query allows you to add a custom column?

• View tab

• Add Column tab

• Transform tab

• Home tab

What is the first step in creating a calculated column in Power Query?

• Select the 'Remove Columns' option

• Choose the 'Split Columns' feature

• Go to the 'Add Column' tab and select 'Custom Column'

• Change the data type of the column