Usability And Accessibility

Braille input devices is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Speech output devices can read the screen text is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Visual effects is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Subtitles is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Specialized disk guides is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Natural language processing is suggested for...

• Visual impairment, from blindness to colour vision deficiency

• Hearing and speech impairments

• Cognitive Problems and learning disabilities

• Mobility impairments, limited hand mobility, Parkinson disease

Usability factor: Task completion time after the initial adjusting period.

• Complexity/Simplicity

• Effectiveness

• Efficiency

• Error

Usability factor: Time used to accomplish tasks on the first use.

• Learn ability

• Memorability

• Readability/Comprehensibility

• Satisfaction