A data line may refer to any of the following:

  1. When referring to a cable or wire, a data line, data cable, or data cord is a cable that’s used to transmit data communications between two different points. For example, a telephone wire is considered a data line.

Examples of data cables

There are many different types of data cables that connect to a computer. Below are additional examples of data cables used with a computer.

Many devices connected to your computer have two cables, the data cable that communicates with the computer and power cable to power the device.

  • Audio (e.g., speakers) - Mini plug and USB
  • Camera - Firewire (IEEE-1394) and USB
  • Display (e.g., monitor) - Coaxial, Composite, DisplayPort, DVI, HDMI, S-Video, and VGA
  • Drives (e.g., hard drive) - EIDE/IDE, USB, SATA, SCSI, and Thunderbolt
  • Mouse and keyboard - AT, PS/2, Serial, and USB
  • Musical keyboard - MIDI
  • Network - Cat5 cable and Fiber optic
  • Printer - Parallel, SCSI, and USB
  1. With computer microchips, a data line is an electrical line or circuit that carries data and determines whether a bit represents a 0 or a 1.

Cable, CPU terms, Network terms

  • CPU help and support.