Input and Output Devices for Physically Challenged Users (Grade 11 NSC Matric Computer Application Technology): Quizzes
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Practise the questions
10 questions from this quiz
What was the name of the software Stephen Hawking used to track his eye movements?
What was the name of the software Stephen Hawking used to track his eye movements?
Equaliser
What feature do Braille keyboards have to help blind users input text?
What feature do Braille keyboards have to help blind users input text?
Raised dots in patterns
Which devices can operate virtual keyboards?
Which devices can operate virtual keyboards?
Mouse, trackball, or joystick
What accuracy level can modern speech recognition systems achieve?
What accuracy level can modern speech recognition systems achieve?
Over 95%
What is the main function of keyguards placed over standard keyboards?
What is the main function of keyguards placed over standard keyboards?
Prevent pressing multiple keys
In sip-and-puff devices, what does 'sip' refer to?
In sip-and-puff devices, what does 'sip' refer to?
Inhaling
How much larger are keys on large-key keyboards compared to standard keyboards?
How much larger are keys on large-key keyboards compared to standard keyboards?
Three times larger
How can sticky keys be activated quickly?
How can sticky keys be activated quickly?
Press Shift key five times
What is an important limitation of Braille interfaces?
What is an important limitation of Braille interfaces?
Cannot display graphics or images
How do Braille printers create raised dots on paper?
How do Braille printers create raised dots on paper?
By embossing with pressing pins