Do users understand this hybrid checkbox/radio control? [duplicate]

1. What's the most important difference between checkboxes and a Radiogroup of radio buttons?
2. Which is better radio buttons checkboxes?
3. Why do you use radio buttons in a user interface instead of check boxes?
4. Can radio buttons and check boxes ever be used for the same situation what is the difference between these two types of controls What are the similarities?

What's the most important difference between checkboxes and a Radiogroup of radio buttons?

Checkboxes allow the user to choose items from a fixed number of alternatives, while radio buttons allow the user to choose exactly one item from a list of several predefined alternatives.

Which is better radio buttons checkboxes?

When should you use radio buttons or checkboxes? This relies entirely on what question you are asking. If you want your users to select multiple options, use checkboxes. If you want your users to select only one option, use radio buttons (or another alternative).

Why do you use radio buttons in a user interface instead of check boxes?

Radio buttons are used when there is a list of two or more options that are mutually exclusive and the user must select exactly one choice.

Can radio buttons and check boxes ever be used for the same situation what is the difference between these two types of controls What are the similarities?

Radio buttons and checkboxes have a similar function and are used in the same context, but there's nothing uniform about their appearance. Radio buttons represent mutually exclusive selections, while checkboxes represent mutually inclusive ones. Both are commonly used together on forms to select options from a list.