Jargon Buster A–Z
Q terms
4 glossary terms starting with Q.
Letter overview
What is inside this section
Devices & Hardware
1 terms
Payments & Shopping
2 terms
AI & New Tech
1 terms
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QR Code
Payments & ShoppingA square barcode that you can scan with your phone to quickly open a website, make a payment, or get information.
Like a shortcut that takes you directly to where you want to go.
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QR Payment
Payments & ShoppingPaying by scanning a QR code.
Like showing a digital payment voucher.
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QR Scanner
Devices & HardwareThe camera function on a phone that reads QR codes and interprets the information in them.
Like a barcode reader at a supermarket, but built into your phone camera.
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Quantum Computing
AI & New TechAn advanced type of computing that uses quantum physics to solve complex problems far faster than traditional computers.
Like comparing a bicycle to a supersonic jet — quantum computers handle certain problems at an entirely different scale.