Write the use of the following devices:
•Printer:
•Plotter:
•USB Port:
•QR Code scanner:
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printer: It is used for printing vector graphics.
plotter: it uses a pen,pencil , marker or another writing tool to draw multiple , continuous lines onto the paper rather than series of dots like a traditional printer.
USB port: ( universal series bus) is the most popular connection used to connect computers to devices such as digital cameras etc
QR code scanner: they are used to take a piece of information from a transitory media and put it in to your cell phone.Example- a web page
I hope it will help you .....
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