COMPUTER HARDWARE COMPONENTS FUNCTIONS
COMPUTER OUTPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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a specialist output device that prints information on paper in Braille for blind or visually impaired user.
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a specialist input device that allows the user to type and enter text or instructions for the computer in Braille.
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Either A or B
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None of the above
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Detailed explanation-1: -A braille reader is an output device or peripheral that allows a blind person to read text displayed on a computer monitor. The computer sends the text to the device, translated into a braille format, and made readable by pushing rounded pins up through a flat surface.
Detailed explanation-2: -Printers. A printer is a device that produces printed paper output, known in the computer industry as hard copy because it is tangible and permanent (unlike soft copy, which is displayed on a screen). Some printers produce only letters and numbers, whereas others can also produce graphics.
Detailed explanation-3: -Most individuals who are blind use standard keyboards; however, Braille input devices are available. Braille key labels can assist with keyboard use.
Detailed explanation-4: -Monitors. Monitors, commonly called as Visual Display Unit (VDU), are the main output device of a computer. It forms images from tiny dots, called pixels that are arranged in a rectangular form.