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| Memory(random access memory or RAM) |
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| Consists of electronic components that temporarily store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data(information) |
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| One character such as the letter A-512 MB of memory equals 512 million characters. |
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| Prints by striking ink ribbon against the printer and one type of an impact printer is the dot-matrix printer. |
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| Ink-jet printers and laser paper -this is when they print by other then striking a ribbon against paper |
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| Form characters or graphics by using a nozzle that sprays tiny drops of ink onto the page |
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| High-speed, high quality nonimpact printer that employs copier-machine technology. It converts data from the computer into a beam of light that is focused on a photoconductor drum, forming the images to be printers |
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| there output devices that visually conveys text, graphics, and video information |
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| Display device that is packaged as a separate unit. |
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| It uses a liquid display crystal ,similar to a digital watch, to produce images on the screen. |
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| Cathode ray tube-surface of the screen in either is composed of individual picture elements called pixels. |
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| Individual picture element |
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| Used to store instructions, data, and information when they are not being used in memory |
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| Use magnetic particles to store items such as data, instructions, and information on a disks surface |
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| The process of dividing the disk into tracks and sectors, so the computer can locate the data, instructions, and information on the disk. |
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| Is a narrow recording band that forms a full circle on the surface of the disk |
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| Hard disks drive-is a storage device that contains one or more inflexible, circular platters that magnetically store data, instructions, and information. |
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| Pie-shaped sections, which break the tracks into small arcs. |
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| Two types of magnetic disks |
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| A read/write head touches a platter, usually resulting in loss of data or sometimes the entire drive. |
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| A duplicate of a file, program ,or disk that you can use incase the original is lost, damaged, or destroyed. |
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| An inexpensive portable storage medium. Most widely used floppy disk is 3.5 inches wide and can typically can store up to 1.44 megabytes of data. |
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| A device that can read from and write on a floppy disk. Floppy disk drive can either built into the system or are external to the system unit. |
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| The time required to access and retrieve data |
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