including the answers to:
1) identify the screen magnifier:
its a hard-ware that can be used to help people with visual impairment , as it can magnify the video feed from a standard display and it also magnifies paper documents placed below the video camera input.
2) identify the zoom tool:
people can choose the zoom at different magnifications from 100% to around 500% this can be useful for people with poor eyesight.There are also specific commercial applications that are designed to help with visual impairment. tablet computers also allow you to magnify part of the screen with a certian gesture of the fingers
3) state their advantages:
screen magnifier:
-can be used by low vision people.
-helpful.
-Allow visually impaired users to increase the size of text.
Zoom tool:
-magnifies the image you want.
-people facing vision problems can see clearly and the image is enlarged.
