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Non-Volatile Random Access Memory (NVRAM): Any type of memory that is made non-volatile by connecting it to a constant power source, such as a battery. Therefore, non-volatile memory does not lose its contents when the main power is . . . View Full Definition

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.

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.

Normal Random Variable: A random variable that has a normal probability distribution.

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.

Open Access: A provision that specifies that plan members may self-refer to a specialist, either in-network or out-of-network, at full benefit or at a reduced benefit, without first obtaining a referral . . . View Full Definition

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

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

Random Spatial Distribution: Situation in which individuals are randomly distributed in a space; probability of an individual's being located at any given point is the same irrespective of location in the space

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