computer optical disc

  • 31disc — n. (also disk esp. US and in sense 4) 1 a a flat thin circular object. b a round flat or apparently flat surface (the sun s disc). c a mark of this shape. 2 a layer of cartilage between vertebrae. 3 a gramophone record. 4 a (usu. disk; in full… …

    Useful english dictionary

  • 32Computer monitor — A 19 inch, 16:10 wide screen LCD monitor. A monitor or display (sometimes called a visual display unit) is an electronic visual display for computers. The monitor comprises the display device, circuitry, and an enclosure. The display device in… …

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  • 33Computer speaker — A pair of speakers for notebook computers that are powered and audio connected to the computer via USB Computer speakers, or multimedia speakers, are speakers external to a computer, that disable the lower fidelity built in speaker. They often… …

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  • 34optical disk — noun a disk coated with plastic that can store digital data as tiny pits etched in the surface; is read with a laser that scans the surface • Syn: ↑optical disc • Hypernyms: ↑memory device, ↑storage device • Hyponyms: ↑compact disk, ↑ …

    Useful english dictionary

  • 35computer science — computer scientist. the science that deals with the theory and methods of processing information in digital computers, the design of computer hardware and software, and the applications of computers. [1970 75] * * * Study of computers, their… …

    Universalium

  • 36Optical mark recognition — (also called Optical Mark Reading and OMR) is the process of capturing human marked data from document forms such as surveys and tests. Contents 1 OMR background 2 OMR software 2.1 Open Source …

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  • 37Disc spanning — is a feature of CD and DVD burning software that automatically spreads a large amount of data across many data discs if the data set s size exceeds the storage capacity of an individual blank disc. The advantage is that the user does not need to… …

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  • 38Computer Output to Laser Disc — (COLD), now also called Enterprise Report Management (ERM), systems were used to capture, archive, store, and retrieve large volume data such as accounting reports, loan records, inventories, shipping and receiving documents, and customer bills.… …

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  • 39computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …

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  • 40Optical chopper — An optical chopper is a mechanical device which periodically interrupts a light beam. Three types are available: variable frequency rotating disc choppers, fixed frequency tuning fork choppers, and optical shutters. A rotating disc chopper was… …

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