Random-access memory (RAM m) is a form of computer data storage. A random-access memory device allows data items to be read and written in roughly the same amount of time regardless of the order in which data items are accessed. In contrast, with other direct-access data storage media such as hard disks, CD-RWs, DVD-RWs and the older drum memory, ...
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(from the article `computer memory`) ...machines). In the late 1940s the first stored-program computers used ultrasonic waves in tubes of mercury or charges in special electron tubes as ... ...figure. The arithmetic-logic unit (ALU) performs simple addition, subtraction, multiplication, division, and logic operations—such as OR and...
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http://www.britannica.com/eb/a-z/r/11
memory that permits access to any of its address locations in any desired sequence NOTE - By common usage, this term usually denotes a 'read/write' memory; but it could also apply to a 'read-only' memory.
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Memory stored in the computer and immediately available for use and updating.
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http://www.encyclo.co.uk/local/20447
[
n] - the most common computer memory which can be used by programs to perform necessary tasks while the computer is on
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A data storage device for which the order of access to different locations does not affect the speed of access, except for bursts. Data is typically stored in RAM temporarily for use by the process or while the computer is operating. FPM, EDO, SDRAM, DDR, etc. are all types of RAM. See also: Memory, Semiconductor.
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random access memory noun 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 s...
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