computer memory

Definitions of computer memory
1

n an electronic memory device

Synonyms:
computer storage, memory, memory board, storage, store
Types:
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non-volatile storage, nonvolatile storage
computer storage that is not lost when the power is turned off
ROM, fixed storage, read-only memory, read-only storage
(computer science) memory whose contents can be accessed and read but cannot be changed
real storage
the main memory in a virtual memory system
scratchpad
(computer science) a high-speed internal memory used for temporary storage of preliminary information
virtual memory, virtual storage
(computer science) memory created by using the hard disk to simulate additional random-access memory; the addressable storage space available to the user of a computer system in which virtual addresses are mapped into real addresses
volatile storage
computer storage that is erased when the power is turned off
CD-ROM, compact disc read-only memory
a compact disk that is used with a computer (rather than with an audio system); a large amount of digital information can be stored and accessed but it cannot be altered by the user
EPROM, erasable programmable read-only memory
(computer science) a read-only memory chip that can be erased by ultraviolet light and programmed again with new data
flash memory
nonvolatile storage that can be electrically erased and programmed anew
magnetic bubble memory
a nonvolatile storage device that holds information in the form of bubbles on a thin film of magnetic silicate; no longer used in most computers
RAM, random access memory, random memory, random-access memory, read/write memory
the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible
Type of:
computer hardware, hardware
(computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system
memory device, storage device
a device that preserves information for retrieval

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