Human computer interaction

1- Describe thespecial interface needs of children, older adults, and people withdisabilities.

2-Describe how the principle of consistency can be applied to interface navigation,display organization, and data entry. 

3-Describe design characteristics thathelp prevent user errors and make them easier to correct.  

4-What is rapid contextual design? Describe the steps 

Instructions

The work should be in your own , coping from other resources is unacceptable.

Use Times New Roman font