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2 years ago
The familiar UPC bar code uses more than the minimum number of bits to code symbols
A) so the code will fill up the required amount of space on the package
B) so the reader can tell whether or not the product is upside down
C) so additional information can be coded
D) to allow for expansion in the future
Textbook 

Fluency With Information Technology

Edition: 6th
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2 years ago
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