Essay On Qr Code

700 Words3 Pages
What are QR codes: QR code is a type of matrix barcode or in another word (2-d). Which were first designed in Japan. A QR code is made up of black and white squares that contain information about the item to which it is attached.
History of Barcode developments to QR code: at the 1960s at the point when Japan entered its high monetary development period, stores and especially supermarkets starts then selling a huge amount of clothes, food and some other accessories exporting it to other near neighbor countries. At that time; cash registers that was used there in stores was have a condition which is the price was required to be entered manually.
Which make cashers suffer about that? So, "Cashiers desperately longed for some way to lighten their burden."
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Or to view there 'INSTAGRAM' account or any other social media communication methods using the browser of you Smartphone.

• QR codes on a stamp:

It also can contain information about the companies or any other directions and it can also be a way of saving (ex: company) rights.

So as the QR code it facilitated our life we have to mention the advantages of it
-There is no need to write vital details down. A simple scan captures the wanted information.
-it can read almost anything as long as it is online.
-no need to type out a long URL, could help serve students who are visually impaired.

On the other hand QR code could definitely have some disadvantages such as:

-Users must have a camera on their mobile phone and the correct and suitable reader software that can scan the image of the QR Code.
-smart phones are much more expensive than the conventional phone, so not all people have the ability to get one.
-possible interface issues, directs to a site that is not best for mobile phone use, abuse of
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