Random Access Memory (RAM): All memory accessible at any instant by a processor. Called random because of the random placement of information within the memory bank. Operates at very high speeds on a high speed bus, to the CPU.

 

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Random Access Memory (RAM): All memory accessible at any instant by a processor. Called random because of the random placement of information within the memory bank. Operates at very high speeds on a high speed bus, to the CPU.

Rambus In-Line Memory Module (RIMM): RIMM is a synchronous dynamic random access memory (RAM) module that is used on newer motherboards. RIMM's are manufactured by Rambus Corporation.

Random Code Encryption: In auto security systems, these terms describe anti-code grabbing technology, a feature which prevents malicious persons who use a special receiver to intercept remote control codes, from us . . . View Full Definition

Radar Absorbent Material (RAM): Radar absorbent material has electrical properties similar to free space. When radar impacts radar absorbent material, the energy acts as though it ‘sees’ infinite free space instead of a boundary.

Programmable Read-Only Memory (PROM): A special memory chip that is blank when first purchased. It can be written to by the user by using a special hardware programmer. Once the data is written to it, it cannot be erased or changed.

Random Error: Random errors are errors that affect the precision of a set of measurements. Random error scatters measurements above and below the mean, with small random errors being more likely than large ones.

Random Play: Also known as shuffle play. In CD players and changers, this function randomizes the order of selections during playback. Some CD players offer a 'Random Play with Delete' feature that preve . . . View Full Definition

Random Walk: Theory that stock price changes from day to day are accidental or haphazard; changes are independent of each other and have the same probability distribution. Many believers in the random wa . . . View Full Definition

Random Variable: A function that assigns a real number to each and every possible outcome of a random experiment.

Random Testing: Drug and alcohol tests administered by an employer that selects employees to be tested on a random basis.