inclusivity and accessibility

Question 1

image alt-tags

Answer 1

web pages use alt-tags to show alternative information about image
- this information will be read aloud by tts software
- may display where the image should be if the image hasn’t yet loaded

Question 2

display accessibility

Answer 2

colour filters:
- choose what colours to see
- designed for colour blind people
grey scale:
- removes colour from the screen
- reduces visual stress
intensity:
- reduce the brightness of colours
- reduces stress and headaches

Question 3

physical accessibility

Answer 3

switch colours:
- allows device to be controlled by external switch such as with a tongue or foot
- sequentially highlights areas of screen that can be activated
assistive touch:
- displays onscreen menu that’s allows users to press buttons on screen to perform gestures/press physical buttons
- useful to replace physical buttons on broken device