Alteryx for Beginners - Data Cleansing Tool - Part 1

The video tutorial explains how to handle null values in data using the Alteryx tool. It covers the process of removing null rows and columns, and replacing null values with blanks or zeros. The tutorial provides a detailed walkthrough of using the data cleansing tool in Alteryx, including importing data, configuring options, and executing the process. The data set used in the example is about Indian cricket players, highlighting specific records and columns with null values. The video aims to familiarize viewers with data cleansing techniques in Alteryx.

What is the primary purpose of the data cleansing tool in Alteryx?

• To format text data

• To create data visualizations

• To remove null rows and columns

• To add new data columns

Which file is used in the tutorial for data cleansing?

• Section 1 preparation

• Section 4 results

• Section 2 analysis

• Section 3 preparation

What happens when you click the run button after selecting 'Remove null rows' and 'Remove null columns'?

• Data is sorted alphabetically

• All data is deleted

• Null rows and columns are removed

• Data is exported to a new file

How can you replace null values with blanks in Alteryx?

• By selecting a checkbox option

• By writing a custom script

• By exporting data to Excel

• By using a pivot table

What should you do if you want to replace null numerical values with zero?

• Delete all null values

• Use a text editor

• Manually enter zeros in the dataset

• Select 'Replace with zero' option

What is the default behavior of Alteryx when handling null string values?

• Deletes them

• Replaces them with zeros

• Leaves them unchanged

• Replaces them with blanks

What is the next step after understanding how to remove null records and columns?

• Learning data visualization

• Exploring advanced data cleansing techniques

• Creating a new dataset

• Exporting data to a database