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central processing unit |
Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson | 0.06 sec. |
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central processing unit (cpu, CPU), the component of a computer that controls the encoding and execution of instructions, consisting mainly of an arithmetic unit, which performs arithmetic functions, and an internal memory, which controls the sequencing of operations. Also called processor. central processing unit (CPU), n the primary processor of a computer, containing the internal memory unit (memory), arithmetic logic unit (ALU), and input/output control unit (I/O control). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Adding capacity was a basic exercise of adding more central processing units, disk storage or random access memory, each of which had fairly predictable costs that could be allocated on a per user or per application basis and were often included in an information technology charge-back model. Now the bearings are part of wheel end modules that incorporate internal sensors capable of measuring loads and performance and feeding that information back to the central processing units of anti-lock braking systems. High-end products are such things as memory circuits and central processing units for personal computers. |
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