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Shweta Basu from Amity international School, Gurgaon
Subject :ICSO    Class : Class 7
What is the name of an optical input device that interprets pencil marks on paper media?

Ans 1:

Pawan Kumar from Army Public School, Hyderabad
Class : Class 7
O.M.R

Ans 2:

Ardhya Goyal from DPS Durg, Chattisgarh
Class : Class 7
OPTICAL MARK READER

Ans 3:

Pawan Kumar from Army Public School, Hyderabad
Class : Class 7
Character Reader

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