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.
The Universal Serial Bus, or USB port, is the most commonly used to connect devices such as an external drive, keyboard, scanner, mouse, printer or audio. Other commonly used ports are FireWire, Ethernet, PCMCIA, Audio Ports and SCSI.