In these questions, there is only one possible answer. You can click on the words of the answer or enter the answer number. Immediately you do this, the next question is displayed. The aim of this is to speed up the interview and to reduce unnecessary keystrokes. There is no need to click OK or press enter.
Some questions allow for more than one answer to be selected.
For these screens, check boxes are used. You click on the answers you want, or enter the answer numbers from the keyboard, then click OK or press enter . To enable most of the population to be able to use the interview, keyboard entry is kept to a minimum apart from the entering of answer numbers. Multiple choice questions are used as often as possible. However some questions require a number to be entered in a text box .