The full form of USB is Universal Serial Bus it is a common platform that allows communication between devices and a host controller such as a PC (computer). Such buses are handy when we are concerned about how to link the computer to the electronic system we have. They are used for networking, contact, or power supply purposes. Universal Serial Bus is productive and reduces the workload to serve the function of transferring data and electrical power supply between different peripherals gadgets such as mice, printers, digital cameras, keyboards, scanners, flash drives and external hard drives etc.drives etc. It also reduces power consumption, which is best used for storing data.