What is a universal serial bus port used for?

Answer 1

Universal Serial Bus allows to connect USB devices and uses hot-swap capabilities to simplify its

use. And is also used for charging devices such as a mobile phone, MP3 player, iPod, walkman, etc and is also used for running novelty devices such as a USB fan, USB light, all the way to USB microwaves

Answer 2

USB stands for Universal Serial Bus.

USB's purpose is to provide a Universal method of transferring information to and from the computer.

USB supports a variety of input and output devices: printers, keyboards, mice, portable hard drives, flash drives, scanners, music players, GPS, WiFi adapters, barcode scanners, credit card swipers, just to name some.

The protocol is universal, as well as the 'plug' into the computer. Previous input/output methods were specialized to the type of device: parallel for printers, special ports for keyboards, mice, serial ports for modems and mice and other serial devices, SCSI for scanners & external hard drives. Macs and PC's had different types of adapters and protocols and were not compatible with each other.

There are different speeds.

1, 2, 3.

Nearly all computers have USB Speed 2.

New ones have USB 3.

Answer 3

A universal serial bus or USB is used to quickly connect input and output devices to computers. You can quickly add many devices instantly after plugging them into a USB port without the need to restart your computer and sometimes even installing a driver. Some example devices are music playing devices, keyboards and storage devices.

Answer 4

A usb

Answer 5

A usb