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Computer Fundamentals

Q1: Codes consisting of light and dark marks which may be optically read is known as

A Mnemonics

B Bar code

C Decoder

D All of the above

E None of the above

ANS:B - Bar code

A barcode essentially is a way to encode information in a visual pattern that a machine can read. The combination of black and white bars(elements) represents different text characters that follow a set algorithm for that barcode type.



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