Disadvantage of Barcode Reader
- It is costly. It is a complex device.
- It can be used only for limited no. of information.
- It is less secure. It can be hacked easily.
- Physical damage of barcode gives incorrect information.
- It does not read the barcode properly if there is ink leakage on the barcode or if dust is present on the barcode.
What is a Barcode Reader?
When you visit a supermarket, you might see the cashier scanning a code on the product at the billing counter. Within fractions of minutes, they calculate the total price and create the bill. The cashier can do the billing process faster with the help of a scanner. The scanner that is used to scan the barcode on the product is known as a barcode reader. A Barcode reader makes our work easier. In this article, we are going learn about the barcode reader, the workings of a barcode reader, applications, advantages, and disadvantages.