Should a dropdown be marked required in it has a default value?

1. Can a mandatory field have default value?
2. How do I show the default value in a dropdown?
3. Would it make sense to specify a default value for a required webform field?

Can a mandatory field have default value?

Required fields must be populated for all instances of actions. For example, the Found by field is required and does not have a default value. When multiple reported by records are created for a single issue, the Found by field must be populated for all records.

How do I show the default value in a dropdown?

The default value of the select element can be set by using the 'selected' attribute on the required option. This is a boolean attribute. The option that is having the 'selected' attribute will be displayed by default on the dropdown list.

Would it make sense to specify a default value for a required webform field?

In general, it doesn't make sense, unless: It is possible to reject the default value, and return an empty value instead. Adding the mandatory mark has security or other benefits.