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The device which is used to enter motion data into computer are called

ALight pen

BTrack ball

CJoystick

DNone of the above

Answer:

B. Track ball


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താഴെ പറയുന്നതിൽ ഔട്ട്പുട്ട് ഉപകരണം അല്ലാത്തത് ഏതാണ് ?