Which method is of reading the characters & providing input to a compu

1.	Which method is of reading the characters & providing input to a computer.
A.	Optical character reader
B.	Punched paper tape
C.	Card punch
D.	Magnetic ink character
E.	None of the above
Answer» B. Punched paper tape

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Which method is of reading the characters &amp; providing input to a computer.

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Which method is of reading the characters & providing input to a computer.