Friends, do you want to know what is QR code and how does it work? So first of all let us tell you that the full name of QR Code is Quick Response Code.
Which means immediate response code. This means that when it is scanned, it gives immediate response. It looks like Square Barcode which was first made in Japan.
What is QR code and how does it work?
QR code is a type of computer generated square box with horizontal lines. Let us tell you that behind this code there is a large or small amount of information stored which is in the form of a URL.
When you scan it with your smartphone, you come to know what information is hidden in this QR Code.
Let us tell you that you cannot read it without scanning it, it is machine readable which can be read only with the help of computer and phone, these devices understand it very easily and convert it into the form of text and URL.
How does QR Code work?
QR Code also works like Barcode. Yes, that is different in that it looks different from the barcode.
QR Code is an image-based hypertext link, which we can use even offline. In QR Code we can encode any information of our choice in the form of URL.
So that if anyone scans that QR Code, he can easily access that information.
Who invented QR Code?
QR Code was first used in 1994 by Toyota Group’s Subsidiary Company named “Denso-Wave”, which was a Japanese company.
What can be stored in QR Code?
QR Code is an image-based hypertext link, so you can store any information in URL form in it.
As QR Code is being used mostly for online money transfer today, all the information of your bank is stored in this QR Code, through which you can easily send and receive money.
Who invented QR Code?
Denso-Wave, which is a subsidiary company of Toyota Group, first invented QR Code in 1994.
How many types of QR are there?
There are two types of QR Code, first is static QR Code and second is dynamic QR Code.
1). Static QR Code: Those QR Codes which cannot be changed once created are called Static QR.
2). Dynamic QR Code: The information contained in this type of QR Code can be updated repeatedly over time.
Where is QR Code used?
In today’s time, QR Code is being used in many places which is as follows-
1). To transfer money online.
2). To send the user to the URL of a specific website.
3). In sharing hidden messages.
4). In the form of a business card.
5). To link a new location with Google Maps location.
6). You can also attach the price information of which item so that someone can scan it and get that information.
7). QR codes can be used to provide information about products, services and brands.
8). QR codes can be used to find websites quickly and easily.
How to make QR code in phone?
To create a QR Code from your smartphone, you will need a QR Code generator app. There are many different QR Code generator apps available that you can download from the Play Store:
1). Open the app and select an option like “Create new QR Code” or “Generate QR Code”.
2). Select the information you want to store in your QR Code. This may include URL, contact details, text, email address, WhatsApp message, Facebook page and more.
3). Customize the size and color of the QR Code.
4). Download the QR Code or print it.
Best QR Code Generator App
- Google Lens: Google Lens is a free app that allows you to scan and create QR Codes using your camera.
- QR Code Generator: QR Code Generator is a free app that allows you to create different types of QR Codes.
- QR Code Studio: QR Code Studio is a paid app that allows you to create QR Codes with advanced features.
Difference between QR code and barcode
| QR code | Bar code |
| QR code was invented in 1994. | Bar code was invented in 1948. |
| In QR we can save data like phone number, audio, video, message etc. | But in Bar Code we can store level numeric data. |
| QR Code has 350 times more storage capacity than barcode. | The storage capacity of Bar Code is less. |
| It works even if there is a slight defect in it. | If there is even the slightest fault in it, it does not work at all. |
What did you learn today
Today you learned what is QR code and how does it work? And also where it is used.
If you have any questions or suggestions, please let us know by commenting. Thank you.
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FAQs:
QR code is a type of computer generated square box with horizontal lines. Let us tell you that behind this code there is a large or small amount of information stored which is in the form of a URL.
QR Code is an image-based hypertext link, which we can use even offline. In QR Code we can encode any information of our choice in the form of URL.