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QusWhich of the following is an output device for physically challenged computer users? Qus शारीरिक रूप से अक्षम कंप्यूटर उपयोगकर्ताओं के लिए निम्न में से कौन सा आउटपुट डिवाइस है?

A. Gesture-recognition software
B. Braille interfaces
C. Sip-and-puff devices
D. Braille keyboards


Solution
B. Braille interfaces



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