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DSST Computers #6

QuestionAnswer
External Hard Disk Separate freestanding hard disk that connects with a cable to a USB port or FireWire port on the system unit.
Hard Disk Type of storage device that contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information.
HD VMD Versatile Multilayer Disc; high-density format that potentially will contain up to 20 layers, each with a capacity of 5 GB.
Light Scribe Technology Technology used by some optical drives that can etch labels directly on a specially coated optical disc, as opposed to placing an adhesive label on the disc.
Longitudinal Recording Storage technique in which magnetic particles are aligned horizontally around the surface of the disk.
Magnetic Stripe Card Credit card, entertainment card, bank card, or other similar card, with a stripe that contains information identifying you and the card.
Memory Card Removable flash memory device, usually no bigger than 1.5" in height or width, that you insert and remove from a slot in a personal computer, game console, mobile device, or card reader/writer.
Memory Stick Micro (M2) Memory card capable of storing between 1 and 16 GB of data.
Microfiche A small sheet of film, usually about 4 inches by 6 inches in size, on which microscopic images of documents are stored.
Microfilm A roll of film, usually 100 to 215 feet long, on which microscopic images of documents are stored.
micro SD Type of miniature mobile storage medium that is a flash memory card capable of storing between 1 and 2 GB of data.
micro SDHC Memory card capable of storing between 4 and 16 GB of data.
Network attached storage Server connected to a network with the sole purpose of providing storage.
Perpendicular recording Storage technique in which magnetic particles are aligned vertically, or perpendicular to the disk's surface, making much greater storage capacities possible.
Picture CD CD that stores digital versions of film using a jpg file format.
Pocket Hard Drive Term that refers to smaller external hard disks because they enable users easily to transport photos and other files from one computer to another.
RAID Redundant array of independent disks; group of two or more integrated hard disks.
Reading Process of transferring data, instructions, and information from a storage medium into memory.
Removable Hard Disk Hard disk that can be inserted and removed from either a dock or drive.
Secondary Storage The physical material on which a computer keeps data, instructions, and information.
Secure Digital (SD) Memory card that is capable of storing between 512 MB and 8 GB of data.
Secure Digital High Capacity (SDHC) Memory card capable of storing between 4 and 32 GB of data.
Smart Card Card, similar in size to a credit card or ATM card, that stores data on a thin microprocessor embedded in the card.
Solid State Drive (SSD) Storage device that typically uses flash memory to store data, instructions, and information.
Solid State Media Term used to refer to components that consist entirely of electronic components, such as integrated circuits, and contain no moving parts.
Storage Device Hardware used to record (write and/or read) items to and from storage media.
Storage Medium The physical material on which a computer keeps data, instructions, and information.
Tape Magnetically coated ribbon of plastic capable of storing large amounts of data and information at a low cost.
Tape Drive Device used to read and write data and information on tape.
UMD Universal Media Disc Mini-DVD used specifically with the PlayStation Portable handheld game console.
Writing Process of transferring data, instructions, and information from memory to a storage medium.
xD Picture Card Type of miniature mobile storage media that is a flash memory card capable of storing between 256 MB and 2 GB of data.
Access time Measurement of the amount of time it takes the process to read data, instructions, and information from memory.
Archive CD CD that stores photos from an online photo center in jpg file format, usually at a maximum resolution of 7200 pixels per photo.
Back-up Duplicate of a file, program, or disk placed on a separate storage medium that can be used if the original is lost, damaged, or destroyed.
BD-RE High-capacity rewritable DVD format
Blue-ray Disc-ROM (BD-ROM) Newer, expensive type of DVD with storage capacities of 100 GB, with expectations of exceeding 200 GB in the future.
Burning Process of writing on an optical disc.
Capacity Number of bytes a storage medium can hold.
Card reader-writer Device that reads and writes data, instructions, and information stored on PC Cards or flash memory cards and transmits that data to a computer or printer through a connection to a port.
CD-R Multisession optical disc on which users can write, but not erase, their own items such as text, graphics, and audio. See also compact disc-recordable.
CD-ROM Type of optical disc that uses laser technology to store data, instructions, and information that users can read but not write on or erase. See also compact disc read-only memory.
CD-ROM drive Drive that can read CD-ROM discs and sometimes audio CDs.
CD-RW Erasable multisession optical disc on which users can write data, instructions, and information multiple times. See also compact disc-rewriteable.
CD-RW drive Drive that can read audio CDs, standard CD-ROMs, CD-Rs, CD-RWs, and can write on, or record, CD-RWs.
Cloud Storage Internet service that provides storage to computer users.
Compact Flash (CF) Type of miniature mobile storage medium that is a flash memory card capable of storing between 512 MB and 100 GB of data.
Disk Controller Special-purpose chip and electronic circuits that control the transfer of data, instructions, and information between a disk and the system bus and other components in a computer.
DVD+RAM Type of optical disc that can be erased and written on, or recorded on, more than 100,000 times. DVD+RAM discs can be read by DVD+RAM drives and some DVD-ROM drives and players.
DVD+RW Rewriteable DVD format.
DVD –ROM High-capacity optical disc on which users can read, but not write or erase. See also digital versatile disc-read-only memory and digital video disc-read-only memory.
DVD-ROM Drive Device that can read a DVD-ROM. Most DVD-ROM drives also can read audio CDs, CD-ROMs, CD-Rs, and CD-RWs.
DVD-RW Rewriteable DVD format.
Express Card Module Removable flash memory device that adds memory, communications, multimedia, and security capabilities to mobile computers.
Created by: pinetreeacademy