Data Validation Excel

Data validation is a feature in Excel which is used to control what users can enter into a cell. It allows you to dictate specific rules. It also allows users to display a custom message if users try to enter invalid data.

1. How do I customize data validation in Excel?
2. What is data validation?
3. What are the 3 types of data validation?

How do I customize data validation in Excel?

For this, click the Data Validation button on the Data tab, in the Data Tools group or press the key sequence Alt > D > L (each key is to be pressed separately). On the Settings tab of the Data Validation dialog window, select Custom in the Allow box, and enter your data validation formula in the Formula box. Click OK.

What is data validation?

Data validation means checking the accuracy and quality of source data before using, importing or otherwise processing data. Different types of validation can be performed depending on destination constraints or objectives. Data validation is a form of data cleansing.

What are the 3 types of data validation?

The following are the common Data Validation Types:

Format Check. Consistency Check. Uniqueness Check.