• The most common connection used to connect a computer to devices such as digital cameras, printers, scanners, and external hard drives is USB (Universal Serial Bus).
• Most major operating systems support USB, which is a cross-platform technology. It is compatible with Windows 98 and later versions. USB is a hot-swappable technology, which means that you can add and remove USB devices without having to restart your computer.
• USB is frequently referred to as 'plug and play.' When you attach a USB device to your computer, Windows should recognise it and even install the necessary drivers.

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