CSV and text file import in Power BI - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the first step to import a CSV file into Power BI?

Open Power BI Desktop, then click on 'Get Data' and select 'Text/CSV' to browse and load your CSV file.

beginner

Why is it important to check the delimiter when importing a CSV file?

Because the delimiter separates the columns in the file. If Power BI uses the wrong delimiter, the data will not be split correctly into columns.

intermediate

What does Power BI do after loading a CSV or text file before showing data?

Power BI previews the data and lets you transform or clean it using Power Query Editor before loading it into the report.

intermediate

How can you handle missing or incorrect data during CSV import in Power BI?

Use Power Query Editor to filter out, replace, or fill missing values before loading the data into your report.

beginner

What file extensions can you import using the 'Text/CSV' option in Power BI?

You can import files with extensions like .csv, .txt, or any text file that uses delimiters to separate data.

Which menu option do you use to start importing a CSV file in Power BI?

A Get Data

B Transform Data

C Visualizations

D Modeling

You start importing data by clicking 'Get Data' in Power BI Desktop.

What is the default delimiter Power BI expects in a CSV file?

A Tab

B Semicolon

C Comma

D Space

CSV stands for Comma-Separated Values, so the default delimiter is a comma.

If your CSV file uses semicolons instead of commas, what should you do in Power BI?

A Change the delimiter setting in the import dialog

B Rename the file extension

C Open the file in Excel first

D Nothing, Power BI detects it automatically

You must specify the correct delimiter in the import dialog to split columns properly.

Where can you clean or transform your CSV data before loading it into Power BI?

A Data model

B Power Query Editor

C Report view

D Visualizations pane

Power Query Editor lets you clean and transform data before loading.

Which of these is NOT a common step when importing CSV files in Power BI?

A Selecting the file

B Previewing data

C Choosing the delimiter

D Writing DAX formulas

Writing DAX formulas is done after data is loaded, not during CSV import.

Explain the process of importing a CSV file into Power BI and how to handle delimiters.

Think about the steps from opening Power BI to seeing your data in the report.

Describe how Power Query Editor helps when importing CSV or text files.

Power Query Editor is like a workshop for your data before using it.