Retail stores have the option of placing bar codes on every product sold.
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Verified
Q56: The main evolution of input and output
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Q58: _began as computers used by one person.
Q59: _refers to input captured by a person
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Q62: T- 3 lines are generally available for
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Q64: Laser printers essentially act as copier machines.
Q65: Define multimedia and explain how it has
Q66: List the characteristics of software that is
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