| Date | November 2019 | Marks available | 1 | Reference code | 19N.1.HL.TZ0.23 |
| Level | HL | Paper | 1 | Time zone | no time zone |
| Command term | Question number | 23 | Adapted from | N/A |
Question
Figure 7 shows a screenshot of an online flight booking website. When selecting flights, users can only select valid dates from the drop down calendar.
Figure 7: An online flight booking website
Which characteristic of a good user-product interface is this an example of?
A. Visibility
B. Mapping
C. Affordance
D. Constraint
Markscheme
D
Examiners report
[N/A]
