Do you know USB port?

Short for Univrsal Serial Bus, USB (pronounced yoo-es-bee) is a plug-and-play interface that allows a computer to communicate with peripheral and other devices. USB-connected devices ctoover a broad range; anything from keyboards and mice, to music players and flash drives. For more information on these devices, see our USB devices section .
USB may also be used to send power to certain devices, such as smartphones and tablets, as well as charge their batteries. The first commercial release of the Universal Serial Bus (version 1.0) was in January of 1996 . This industry standard was then quickly adopted by
Intel , Compaq, Microsoft and other companies.
Where are the USB ports?
All modern computers have at least one USB port, below are the typical locations you can find a USB port on a computer.

Desktop computer - A desktop computer usually has two to four ports in the front and two to eight ports in the back.

Laptop computer - A laptop computer has between one and four ports on the left, right, or both sides of the laptop.

Tablet computer - If a tablet has a USB port it is usually the same port as the charging port. A few laptops may have an additional port and if it is available it is on one of the sides of the tablet.

Smartphone - Not many smartphones have a USB port, but many use a USB port to charge the phone that can be used as a USB port when not being charged.
USB devices

Today, there are millions of different USB devices that can be connected to your computer. Below are just a few of the most common USB devices you'll likely find and use.

USB transfer speeds?
By CADOITech team