FUNDAMENTALS OF COMPUTER

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COMPUTER HARDWARE COMPONENTS FUNCTIONS

COMPUTER OUTPUT 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: -The barcode scanner is used to scan the code found on a product. The code is read by your inventory management software, which can then begin to track that specific barcode as the product moves around the warehouse.

Detailed explanation-2: -How Does a Barcode Inventory System Work? Automated inventory systems work by scanning a barcode on the item. A barcode scanner is used to read the barcode, and the information encoded by the barcode is read by the machine. This information is then tracked by a central computer system.

Detailed explanation-3: -CCD Readers-Also commonly referred to as LED Scanners, this technology hundreds of LED lights to read and transmit information. This technology reads a barcode in only one go and can work on barcodes of length equivalent to the size of the open end of the device only.

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