Definition, Usage and a list of Quatrain Examples in literature. A quatrain is a verse with four lines, or even a full poem containing four lines, having an independent and separate theme. Often one line consists of alternating rhyme. It exists in a variety of forms.
The other end of the USB cable may have different connectors including USB-B (a square connector commonly used with printers, external hard drives, and larger devices) or smaller connectors such as the Mini-USB and Micro-USB that are commonly used with portable devices such as media players and phones.
A USB Type A plug. The Universal Serial Bus (USB) is technology that allows a person to connect an electronic device to a computer. It is a fast serial bus. It is mostly used on personal computers. USB is also used on other devices, such as the PlayStation 3, PlayStation 4, the Xbox 360, and others. USB connects different devices using a standard interface.