Unit 18: Vocabulary

An optical read-only disc storage media format used for data or movie storage with the same dimensions as a standard DVD or CD; holds up to 50 GB or 6 times the storage of a DVD.

The name Blu-ray Disc comes from blue-ish colored laser used to read and write data to this type of disc.

An optical storage medium which can store approximately 650 MB of read-only data.

The CD-ROM has almost been completely replaced by the much more efficient DVD-ROM technology.

An optical, recordable storage medium that allows a user to write one time up to 650 megabytes of data.

The nervous author backed up his novel every day on a new CD-R.

A portable storage medium which can hold between 4.7 and 17 gigabytes of data, often used for storing movies, games, and operating systems.

The salesperson said that once he saw a film on DVD, he was never satisfied with VHS technology again.

A portable recordable storage medium which allows a user to write one time up to 4.7 gigabytes of data.

DVD-R discs are a cheap way to make backups of larger files and folders.

A portable magnetic storage media enclosed in a plastic sleeve, typically holding 1.4 MB of data.

Diskettes are getting rare these days and have all but been replaced by USB flash memory drives.

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, and even a key drive.

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.

A physical transmission device or storage device of information.

Digital distribution over a network is rapidly replacing removable storage media such as CD-ROM's and DVD-ROM's.

A stiff piece of paper on which data can be recorded in the form of holes.

My grandfather told me when he studied computer science they used punch cards to store programs.

A non-volatile memory card standard format developed for use in portable devices like cameras.

SD cards are available in different sizes and speeds, including SDHC, MicroSD and MicroSDX.

A legacy storage device using magnetic ribbon inside a plastic cassette.

The system administrator does a DVD-R backup every week, because it's cheaper and more reliable than using a tape drive.