A type of dual monitor system in which a single video card uses a single chipset to drive two display devices at the same time on one system. The technology was pioneered by Matrox Graphics Inc., with the technology first appearing in the Matrox G400 line of graphics cards in 1999. DualHead is sometimes spelled dual-head.
- dual-homed host
A dual-homed host is a term used to reference a type of firewall that uses two (or more) network interfaces. One connection is an internal network and the second connection is to the Internet. A dual-homed host works as a simple firewall provided there is no direct IP traffic between the Internet and the internal […]
- dual layer
Dual layer refers to a DVD recording technology that provides users with 8.5-GB of recording space (as opposed to 4.7GB of space) on a standard DVD+R discs). The additional recording space is the direct result of dual layer technology. As the name suggests, dual layer technology provides two individual recordable layers on a single sided […]
- dual-mode device
In mobile computing, a dual-mode device is one that offers voice and data connectivity to both Wi-Fi and cellular communications within in a single device. Dual-mode devices enable mobile workers to carry fewer devices using converged voice and data applications.
- dual monitor
A computer system with more than one display connected. Dual monitor systems consist of adding additional video adapters (also called video cards) to it, or by using a single video card that has multiple ports for monitors (called a dual head card). The second display screen can be any display, such as a television, projector, […]
Dual-processor (DP) systems are those which contains two separate physical computer processors in the same chassis. In dual-processor systems the two processors can either be located on the same motherboard or on separate boards.