Investigate how computers aid people with
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...... Other simple hardware modifications can assist individuals with mobility impairments; disk guides can assist with inserting and removing diskettes. Expanded keyboards that feature larger keys spaced far apart can replace standard keyboards. Mini-keyboards provide access to those who have fine motor control but lack a range of motion great enough to use a standard keyboard. For those with more severe mobility impairments keyboard emulation is available, including scanning and Morse code input. In each case, special switches make use of at least one muscle over which the individual has voluntary control, such as the head, finger, knee, and mouth Burgstahler, 2006). Speech input provides another option for individuals with speech-related disabilities. Speech recognition systems allow users to control computers by speaking words and letters, and the computer system is programmed to recognize specific voice patterns. Special software can further aid those with mobility impairments. Abbreviation expansion (macro) and word prediction software can reduce input demands for commonly used text and keyboard commands (Burgstahler, 2006). For example, word prediction software anticipates entire words after several keystrokes and increases input speed
Blind individuals that are unable to access visual material presented on the computer screen or in printed materials utilize Braille
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