| A | B |
|---|
| motherboard | the main circuit board on a computer, on which the microprocessor, physical memory and support circuitry are located |
| resource conflicts | a situation in which 2 or more devices share a configuration setting |
| interrupt requests( IRQ's) | hardware lines that are used to identify when a device wants to communicate with the processor and to notify a device that the processor wants the device's attention |
| I/O address | a memory location that allows the system processor and system devices to communicate |
| Direct Memory Access | the process by which a device can directly address system memory, bypassing the processor |
| interface | a communication channel between two components |
| SCSI( skuzzy) | a parallel interface standard that allows you to connect multiple devices to a single interface adapter in a daisy chain configuration |
| Intergrated Drive Electronics | also know as Advanced Technology Attachment(ATA) formerly the standard electronics interface used to connect mass storage devices to the motherboard |
| Serial ATA | provides faster speeds than standard ATA and is currently the de facto standard for PC based drives |
| Peripheral ports | sockets on the back panel of the computer into which input and output devices connect to the computer |
| PS/2-style connectors | six pin mini DIN connectors for the mouse and keyboard |
| CD- recordable | a write once format, after the data has been written to the CD-R, it cannot be modified |
| CD -Rewritable | a rewritable format that allows for you to write data to it multiple times |
| optical disc | optical storage devices that store data on a reflective metal surface that is accessed by a laser beam |
| compact disc read only memory (CD-ROM) | an optical storage device from which data can be read only |
| live CD | a CD that contains a bootable computer operating system on the medium itself |
| Live USB | a flash drive that also contains bootable computer operating systems on the medium itself that can also write changes and save settings back onto the USB device |
| Digital Video Disc (DVD) | have much higher storage capacity, the pits are smaller, and they use a higher track density than a CD-ROM does |
| Blu-ray Desc | a high definition optical disc storage medium that is designed to be the successor to DVD'S, that use a blue laser that has a much shorter wavelength enabling it to store much more data on the disc |
| TV turner cards | a computer component that you can use to watch television programs on a computer monitor |
| High Definition Multimedia Interface (HDMI) | an audio video interface that is used to transmit high definition digital video and high resolution digital audio data |
| Digital Video Interface | a video interface technology that maximizes the quality of flat panel LCD monitors and digital projectors |
| mobile computing | a persoons ability to use technology while on the go |
| Personal Digital Assistant (PDA) | a handheld mobile computing device |
| bluetooth | a wireless protocol that is used to exchange data over short distances and allows you to form a personal are network |
| smartphone | a mobile phone that includes PC- like functionality |
| portable media players | a device that can connet to a PC to download and play MP3 audio files or videos |
| momory stick | a removable flash drive that is usedto store data for portable computing devices |
| Secure Digital Cards (SD) cards | a memory card designed specifically for use in portable devices |
| Android | an operating system developed by Goggle for mobile devices and handsets and is based on LINUX kernel and is open source |
| netbooks | a more compact computer, Web oriented version of a standard PC- based notebook computer |
