Which is better radio-buttons or error message?

1. In which situation should you use a radio button or checkbox?
2. When should you use radio buttons?
3. Why would you choose a radio button instead of a checkbox?
4. What can I use instead of radio buttons?

In which situation should you use a radio button or checkbox?

Radio buttons are used when we need to pick a single option out of various available alternatives. A checkbox authorises us to choose one or more options.

When should you use radio buttons?

Radio buttons are an essential element of forms. They are used when there is a list of two or more options that are mutually exclusive and the user must select exactly one choice. Clicking a non-selected radio button will deselect whatever other button was previously selected in the list.

Why would you choose a radio button instead of a checkbox?

For example, you should use radio buttons when you want the user to be able to select only one option from the available choices. In contrast, if you're giving multiple selection choices to your users, you should use the checkboxes field.

What can I use instead of radio buttons?

The alternatives to radio buttons are checkboxes and drop down boxes. Use them over the alternatives when: One answer must be selected.