What does usb stand for ?

What does usb stand for ? Detail of types


What does usb stand for ?

What is usb ?

USB ports

Types of USB cables

USB versions

Advantages and disadvantages of USB



What does usb stand for ?


What is usb ?

Universal serial bus is a common interface. It is also called “flash drive”. It uses flash memory to store files. It enables the communication between different devices. It connects different peripheral devices as well as host controller.

What does usb stand for ?

USB stands for universal serial bus. It is pronounced as yoo-es-bee. It is a plug and play interface. It helps the computer to communicate. It is a standard type of connection for many kinds of devices.  It sometimes refers to the type of cable or connector used to connect external devices to a computer.

USB ports:

USB ports are used to connect different hardware like printer, scanner, mice, keyboard, joysticks, flash drives, cameras, external hard drives, and more to computers. The computers can be of different type including desktops, laptops, netbooks, and tablets, etc.

USB has become so common. You will find the connection on near any computer-like devices. For example, home audio equipment, video game consoles, and in many automobiles. USB is also used by many portable devices like eBook readers, smartphones, and small tablets etc for charging. USB charging has become very common.


What does usb stand for

What does usb stand for?

Types of USB cables

  1. USB-1

A Type-A connector is most commonly used type of USB. It is used to transfer data. They are lugged in a computer USB port. It connects keyboards or mice like devices with the computer.

  1. USB-B

These types of connectors are in square shape. They are used to plug in a printer cable or an external hard drive cable to a computer. They are less common as compare to Type-A connectors.

  1. USB-C

It is one of the newer USB cables. It is reversible. It can be plugged in upside down if you want. Its data transfer rate is very high as compare to Type-1 and Type-2 connectors. It is standard for many new laptops, phones, and tablets, etc.

  1. Mini-USB

These connectors are standard for mobile devices, cameras, and MP3 players. They are smaller than regular USB ports. This is the reason that they are often used for smaller devices. They are rarely found now but still some devices are available which have this compatibility.

  1. Micro-USB

These are currently considered to be the standard connectors for mobile devices and other gadgets except the devices which Apple produces.

  1. USB 3

These are also called ‘backward compatible’. It means that they actually work with older USB ports and other USB cables. These are used most frequently because these cables have different shape pins.

What does usb stand for ?

USB versions

There are three major USB standards. These are given below.

  1. USB 3.1

It is called superspeed+. These types of devices are able to transfer data at 10 Gbps.

  1. USB 3.0

It is called a superspeed USB. They can reach a maximum transmission rate of 5Gbps.

  1. USB 2.0

It is called high-speed USB. They can reach a maximum transmission rate of 480Mbps.

  1. USB 1.1

It is called a full-speed USB. These devices can reach a maximum transmission rate of 12 Mbps.


What does usb stand for ? You can read many other terms.Such as advantages of USB

Advantages of USB

  • USB is portable.
  • It is very convenient to use.
  • It can store large amount of data.
  • Its speed is high.
  • It can be connected wireless.
  • It is easy to plug it in and unplug.
  • It is a secure way to save data in USB.
  • No network cable is required between device and network.
  • It can be connected at home easily.
  • It is light weight.
  • It can be carried anywhere.
  • You do not need to be around any socket while using USB.
  • Almost all devices have USB ports.
  • Backward compatibility.
  • It is almost impossible to attach it wrong.
  • It is easy to understand its working.


What does usb stand for ?

Disadvantages of USB

  • USB devices are too small.
  • They can be lost easily.
  • They can be forgotten anywhere.
  • They are difficult to find once lost.
  • They can be damaged easily.
  • They have no writing protection software to protect from viruses.
  • To store a large amount of data, they are expensive.
  • They take a virus from one computer to another.
  • The security is not properly set up, so data of computer can be easily read by others.
  • They sustain the limited number of write and erase cycle before the drive fails.


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