Laying out radio buttons and text area in a dialog

1. Should radio buttons be horizontal or vertical?
2. Should radio buttons be stacked?
3. Which method is used to display radio button on the form?
4. What are the two states of a radio button?

Should radio buttons be horizontal or vertical?

Vertical positioning of radio buttons is safer. Try to lay out your lists vertically, with one choice per line. If you still need a horizontal layout with multiple options per line, make sure to space the buttons and labels so that it's absolutely clear which choice goes with which label.

Should radio buttons be stacked?

Based on research from the Neilson Norman Group as well as the various human interface guidelines for Apple and Microsoft, radio buttons should have the circle to the left of the label, and the list should be stacked vertically.

Which method is used to display radio button on the form?

Radio buttons are shown in radio groups to show a set of related options, only one of which can be selected. A radio button in HTML can be defined using the <input> tag.

What are the two states of a radio button?

Keyboard focus

The RadioButtons control supports two states: No radio button is selected. One radio button is selected.