What Method Is Used to Read a Bar Code

question 124

Multiple Choice

What method is used to read a bar code?

• A)The magnetic bar codes are converted by a bar code reader into a form that a computer can process.
• B)A laser translates the bars on the bar code into digital signals that are stored in RAM.
• C)A laser scanner produces light beams that pass through a scanner filter which then translates the light patterns into digital patterns that can be interpreted by the CPU.
• D)A bar code reader uses laser beams to read bar codes.

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Definitions:

Plant Expansion

The process of increasing the capacity or capability of an existing manufacturing or production facility.

Return On Investment

measures the gain or loss generated on an investment relative to the amount of money invested, indicating the efficiency of the investment.

Residual Income

The net income an investment or project generates above the minimum required rate of return.

Required Rate Of Return

The minimum return an investor expects to achieve from an investment, given its risk level.