Ratsupport.com's Vocabulary Database

Acronym Term Definition Comment Picture
CD / DVD Compact Disk / Digital Versatile Disk An optical disc drive that reads and writes all common CD and DVD formats. All modern optical drives that come with personal computers are CD/DVD drives. There are a number of formats or densities, Read-Only and Read-Write. You must make sure you get one that works with your Device.
USB Universal Serial Bus Universal Serial Bus, is an industry standard developed in the mid-1990s that defines the cables, connectors and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices.  
BUS BUS In computer architecture, a bus (related to the Latin "omnibus", meaning "for all") is a communication system that transfers data between components inside a computer, or between computers.  
RAM Random Access Memory a type of computer memory that can be accessed randomly; that is, any byte of memory can be accessed without touching the preceding bytes. RAM is the most common type of memory found in computers and other devices, such as printers. There are many types so you must make sure you have the correct version for your computer.
Hub Hub A network device or box that provides a central location to connect cables and distributes incoming data packets to all other devices connected to it. Compare to switch. There are a number of different types of hubs. The image is of a USB Hub. There are also Smart Home Automation Hubs that control different devices assigned to them.
Digital Digital 1.
(of signals or data) expressed as series of the digits 0 and 1, typically represented by values of a physical quantity such as voltage or magnetic polarization.
(of a clock or watch) showing the time by means of displayed digits rather than hands
DVI-I Digital Visual Interface video port that supports both analog and digital monitors. Modern Monitor Connector, used on all types of computers, MAC, Windows etc.
Mother Board Mother Board A motherboard is one of the most essential parts of a computer system. It holds together many of the crucial components of a computer, including the central processing unit (CPU), memory and connectors for input and output devices.  
LAN Local Area Network A computer network that interconnects computers within a limited area such as a residence, school, laboratory, or office building. If you connect your computer via router/wireless router and you have a printer then you have a LAN.
USB Device USB Device Spec The USB Device Working Group ("DWG") enables and promotes increased interoperability and reliability between USB products through documents that augment, enhance and extend USB specifications. There are many USB devices, Flash Memory, Wireless Mouse transmitter, Printer cable, Smart Phone connection
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