COMPUTER FUNDAMENTALS

COMPUTER ARCHITECTURE

INPUTOUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Barcode readers in stores, factories, and warehouses are typically used for inventory control by scanning codes using visible light.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -A stock-keeping unit (SKU) is a scannable bar code, most often seen printed on product labels in a retail store. The label allows vendors to automatically track the movement of inventory.

Detailed explanation-2: -Code 128 and Code 39 are two alphanumeric codes commonly used for inventory management. They are used in the warehouse for shelf edges and printing barcodes on leaflets. Code 39 can encrypt letters from A to Z, digits from 0 to 9, and an additional set of special characters – “.

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