To pass this unit, please study the 11 vocabulary words below.
- BD (Blu-Ray Disc)
- CD-ROM (compact disc read only memory)
- CD-R (compact disc recordable)
- DVD (digital versatile disc)
- DVD-R (digital versatile disc recordable)
- diskette
- flash drive
- medium
- punch card
- SD Card (Secure Digital Card)
- tape drive
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an optical read-only disc storage media format used for data or movie storage; holds up to 50 GB
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"The name Blu-ray Disc comes from blue-ish colored laser used to read and write data to this type of disc."
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an optical read-only storage medium which can store approximately 650 MB of read-only data
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"The CD-ROM has almost been completely replaced by the much more efficient DVD-ROM technology."
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an optical, recordable storage medium that allows a user to write one time up to 650 megabytes of data
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"The nervous author backed up his novel every day on a new CD-R."
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a portable storage medium which can hold between 4.7 and 17 gigabytes of data, often used for storing movies, games, and operating systems
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"The salesperson said that once he saw a film on DVD, he was never satisfied with VHS technology again."
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a portable recordable storage medium which allows a user to write one time up to 4.7 gigabytes of data
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"DVD-R discs are a cheap way to make backups of larger files and folders."
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a portable magnetic storage media enclosed in a plastic sleeve, typically holding 1.4 MB of data
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"Diskettes are getting rare these days and have all but been replaced by USB flash memory drives."
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a USB device used for portable data storage, typically between 1 gigabyte and 1 terabyte in size; also known as a USB drive, jump drive, thumb drive, memory stick, and even a key drive
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"The man stopped using his floppy disk drive for good when he found out that flash drives are faster, more reliable, and have greater storage capacity."
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any physical transmission, or storage device of any kind
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"Digital distribution over a network is rapidly replacing removable storage media such as CD-ROM's and DVD-ROM's."
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literally a stiff piece of paper with holes punched in it, these legacy storage devices could only record 80 bytes of data each
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"My grandfather told me when he studied computer science they used punch cards to store programs."
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a non-volatile memory standard format developed for use to store and transfer data between various portable devices such as cameras and handheld video games
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"SD cards are available in different sizes and speeds, including SDHC, MicroSD and MicroSDX."
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a backup or data archiving device, using a magnetic ribbon, locked inside a plastic cassette shell; these are still in use today and can store up to 45 TB each
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"The system administrator does a DVD-R backup every week, because it's cheaper and more reliable than using a tape drive"