GPS stands for Global Positioning System. It refers to a system of satellites that constantly transmit a signal, and a GPS terminal that picks up those signals and calculates its position on Earth by measuring the distance between itself and two or more GPS satellites (by measuring the time it takes to receive the signals). …
SPDIF, or the Sony/Philips Digital Interconnect Format) is used to carry or transport digital audio signals in consumer electronic equipment such as CD and DVD players, PC audio cards, and car audio systems over short distances. The digital signal can be carried over fiber optic (TOSLINK connectors) or coaxial cable (RCA connectors) and is also …
Ethernet refers to the family of Local Area Network implementation that was jointly developed by Digital Equipment Corporation, Intel Corporation and Xerox Corporation. It consists of certain specifications and standards as well as hardware devices and components. Ethernet Connection The Ethernet protocol provides for a verity of cabling options, one of which is a specification …
Multimedia Messaging Service (MMS) is an upgraded version of the SMS (Short Messaging Service) through which users can send and receive multimedia messages such as texts, pictures, video clips, audio clips, etc. with any compatible cell phone. It is an advanced messaging service that lets users send multiple media in one single message to one …
The motherboard is the most essential component in a personal computer. It is the piece of hardware that contains the computer’s micro-processing chip and everything attached to it is vital to making the computer run. The term “mainboard” is also sometimes used to refer to the motherboard . Motherboard Components The motherboard is the flat, …
Open Office is a cost-free, royalty-free open source, multi-platform alternative to the over-inflated Microsoft Office Suite; 100% volunteer maintained by the user-supported OpenOffice.org community, with versions for PC, Mac and Linux in multiple languages. Furthermore, Open Office is compatible with virtually all other main office suites, and you are free to download, use, and distribute …
A protocol is a collection of specifications or rules for data packets that enable information to be sent over the network. Network protocols are designed for network communication. In order to understand the different protocols available and their efficiencies, lets first look at the Open Systems Interconnection (OSI) reference model. This is the standard model …
SAN zoning is a method of arranging Fibre Channel devices into logical groups over the physical configuration of the fabric. SAN zoning may be utilized to implement compartmentalization of data for security purposes. Each device in a SAN may be placed into multiple zones. Hard and Soft Zoning Hard zoning is zoning which is implemented …
Telephone wires are easy to work with and very safe due to the low voltages involved. The most complex part of installing telephone wires is complying with the defined standards. When installing additional telephone wires into an existing facility, it is usually best to determine which telephone wiring standard is currently in use and conform …
A tablet PC is a laptop or slate-formed mobile computer that is outfitted with a touchscreen or screen that can be controlled with a digital pen or stylus, or via finger touch. A tablet PC does not require a keyboard or mouse. End-users can directly key in data on a tablet PC. It also offers …