COMPUTER CONCEPTS     Vocabulary     The Computer     CIS 120
Benchmark testA set of tests used to measurecomputer hardware or softwareperformance.           CIS 120
Level 1 cache (Ll cache)Cache memory built into amicroprocessor chip. Ll cache cantypically be read in one clock cycle.   ...
Level 2 cache (L2 cache)Cache memory that is located in a chipseparate from the microprocessor chip.           CIS 120
SDRAMShort for synchronous dynamic RAM, itis a type of RAM that synchronizes itselfwith the CPU, thus enabling it to run a...
ControllerA circuit board in a hard drive thatpositions the disk and read-write headsto locate data.           CIS 120
DMAShort for direct memory access, DMArefers to specialized circuitry thattransfers data between drives andRAM, bypassing ...
EIDEShort for enhanced integrated drive (ordevice) electronics, EIDE is a disk drivetechnology formally known as ATA.     ...
SCSI (Small Computer    System Interface)An interface standard used for attachingperipheral devices such as disk drives.Pr...
Ultra ATAA disk drive technology that is anenhanced version of EIDE. Alsoreferred to as Ultra DMA or Ultra IDE.           ...
TouchpadA touch-sensitive input device thatallows the user to control an on-screenpointer by moving the fingertips over th...
Track pointA small pencil-eraser-shaped deviceembedded among typing keys thatcontrols an on- screen pointer when theuser p...
TrackballA pointing device consisting of a ballthat is rotated in a frame to move apointer around a computer screen.      ...
Wavetable synthesisA MIDI standard that creates music byplaying digitized sound samples ofactual instruments.           CI...
CRT (cathode ray tube)A display technology that uses a largevacuum tube, similar to that used intelevision sets. Although ...
LCD (Liquid Crystal Display)A type of flat panel computer screen,typically found on notebook computers.           CIS 120
Viewable image size (vis)A measurement of the maximum imagesize that can be displayed on a monitorscreen.           CIS 120
Dot pitchThe diagonal distance between coloreddots on a display screen. Measured inmillimeters, dot pitch helps to determi...
Maximum resolutionThe maximum number of pixels amonitor can display, measured innumber of horizontal pixels x number ofver...
Accelerated graphics cardA type of graphics card that containsspecial circuitry to increase the speed atwhich graphics can...
Active matrix screenA type of LCD technology that producesa clear, sharp image because eachpixel is controlled by its own ...
Color depthThe number of bits that determines therange of possible colors that can beassigned to each pixel. For example, ...
Passive matrix screenA display found on older notebookcomputers that relies on timing toensure that the liquid crystal cel...
SVGA (Super Video Graphics         Array)SVGA typically refers to 800 x 600resolution.           CIS 120
Video memoryMemory chips located on a graphicscard that store images as they areprocessed. More video memory allowsa compu...
XGA (Extended Graphics         Array)XGA usually refers to 1024 x 768resolution.           CIS 120
External bayAn opening in the computer case thatallows the user to install a device, suchas a floppy disk drive, that must...
Internal bayA location inside the system unit casewhere devices that do not need to beaccessed from outside the case can b...
PCMCIA cardA small credit card-sized circuit boardused to connect a modem, memory,network card, or storage device to anote...
PCMCIA slotA PCMCIA (Personal ComputerMemory Card International Association)slot is an external expansion slottypically fo...
Part replicatorA device that connects to a note- bookcomputer, by means of a bus connectorplug, and contains a duplicate o...
Hot swapSwitching batteries or other plug-indevices while the computer is on.            CIS 120
DpiDpi refers to the resolution of an image.Images with more dots per inch (dpi)appear more realistic than images withfewe...
Duty cycleThe amount of output that can beexpected from a printer, typicallymeasured in pages per month.           CIS 120
Ink jet printerA non-impact printer that createscharacters or graphics by sprayingliquid ink onto paper or other media.   ...
Laser printerA printer that uses laser-basedtechnology, similar to that used byphotocopiers, to produce text andgraphics. ...
PostScriptA printer language, developed byAdobe Systems, which uses a specialset of commands to control page layout,fonts,...
Printer Control Language          (PCL)The unofficial standard language usedto send page formatting instructionsfrom a PC ...
Dot matrix printerA printer that creates characters andgraphics by striking an inked ribbon withsmall wires called pins, g...
Multifunction printerAn output device that combines printingcapability with other functions, such asscanning, faxing, copy...
Computer industryThe corporations and individuals thatsupply goods and services to peopleand organizations that use comput...
VaporwareSoftware that is announced but notproduced.           CIS 120
Alpha testOne of the first phases of softwaretesting, usually conducted by thesoftware publishers in-house testingteam.   ...
Beta testA testing phase near the and of thesoftware development process in whicha software product is tested in real-worl...
RevisionAn updated form (indicated by x) of asoftware program, incorporating minorenhancements and eliminating bugsfound i...
Software publisherA company that produces computersoftware.          CIS 120
VersionA new or totally redesigned product (forexample, in the identifying number 6.1,the 6 is the version number).       ...
Competitive upgradeA special price offered to consumerswho switch from one companyssoftware product to the new version of ...
Street priceThe average discounted price of aproduct.           CIS 120
Version upgrade priceA special price for a new version of asoftware package, offered to owners ofan earlier version.      ...
Computer retail storeA store that typically sells severalbrands of computers from a store-frontlocation, such as a mall or...
Mail-order supplierA merchant that takes orders bytelephone or from an Internet site, thenships orders by mail or other co...
Manufacturer directThe selling of products by hardwaremanufacturers directly to consumers, bymeans of a sales force or mai...
Computer-related jobsJobs in the computer industry that aresimilar to jobs in other industries(computer sales, high-tech r...
Computer-specific jobsJobs that are unique to the computerindustry (computer programmer,Webmaster, etc).           CIS 120
Computer-use jobsJobs that require the use of computersto accomplish tasks in fields other thancomputing (laboratory techn...
Computer engineeringA career that focuses on the design anddevelopment of computer hardware andperipheral devices.        ...
Computer scienceA career field that focuses ondeveloping fast and efficient computers,from their construction, to theirpro...
Information systemRefers to a computer system that storesdata and supplies information, usuallywithin a business context. ...
Return to Title Page  Prepared by Miguel Duque  CIS 120
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Vocabulario del area Informática

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Vocabulario del area Informática

  1. 1. COMPUTER CONCEPTS Vocabulary The Computer CIS 120
  2. 2. Benchmark testA set of tests used to measurecomputer hardware or softwareperformance. CIS 120
  3. 3. Level 1 cache (Ll cache)Cache memory built into amicroprocessor chip. Ll cache cantypically be read in one clock cycle. CIS 120
  4. 4. Level 2 cache (L2 cache)Cache memory that is located in a chipseparate from the microprocessor chip. CIS 120
  5. 5. SDRAMShort for synchronous dynamic RAM, itis a type of RAM that synchronizes itselfwith the CPU, thus enabling it to run atmuch higher clock speeds thanconventional RAM. CIS 120
  6. 6. ControllerA circuit board in a hard drive thatpositions the disk and read-write headsto locate data. CIS 120
  7. 7. DMAShort for direct memory access, DMArefers to specialized circuitry thattransfers data between drives andRAM, bypassing the CPU. CIS 120
  8. 8. EIDEShort for enhanced integrated drive (ordevice) electronics, EIDE is a disk drivetechnology formally known as ATA. CIS 120
  9. 9. SCSI (Small Computer System Interface)An interface standard used for attachingperipheral devices such as disk drives.Pronounced "scuzzy." CIS 120
  10. 10. Ultra ATAA disk drive technology that is anenhanced version of EIDE. Alsoreferred to as Ultra DMA or Ultra IDE. CIS 120
  11. 11. TouchpadA touch-sensitive input device thatallows the user to control an on-screenpointer by moving the fingertips over thepads surface. CIS 120
  12. 12. Track pointA small pencil-eraser-shaped deviceembedded among typing keys thatcontrols an on- screen pointer when theuser pushes the track point up, down,left, or right. CIS 120
  13. 13. TrackballA pointing device consisting of a ballthat is rotated in a frame to move apointer around a computer screen. CIS 120
  14. 14. Wavetable synthesisA MIDI standard that creates music byplaying digitized sound samples ofactual instruments. CIS 120
  15. 15. CRT (cathode ray tube)A display technology that uses a largevacuum tube, similar to that used intelevision sets. Although CRTtechnically refers to the vacuum tube, itis often used to refer to the entiremonitor. CIS 120
  16. 16. LCD (Liquid Crystal Display)A type of flat panel computer screen,typically found on notebook computers. CIS 120
  17. 17. Viewable image size (vis)A measurement of the maximum imagesize that can be displayed on a monitorscreen. CIS 120
  18. 18. Dot pitchThe diagonal distance between coloreddots on a display screen. Measured inmillimeters, dot pitch helps to determinethe quality of an image displayed on amonitor. CIS 120
  19. 19. Maximum resolutionThe maximum number of pixels amonitor can display, measured innumber of horizontal pixels x number ofvertical pixels. CIS 120
  20. 20. Accelerated graphics cardA type of graphics card that containsspecial circuitry to increase the speed atwhich graphics can be displayed. CIS 120
  21. 21. Active matrix screenA type of LCD technology that producesa clear, sharp image because eachpixel is controlled by its own transistor. CIS 120
  22. 22. Color depthThe number of bits that determines therange of possible colors that can beassigned to each pixel. For example, an8-bit color depth can create 256 colors. CIS 120
  23. 23. Passive matrix screenA display found on older notebookcomputers that relies on timing toensure that the liquid crystal cells areilluminated. CIS 120
  24. 24. SVGA (Super Video Graphics Array)SVGA typically refers to 800 x 600resolution. CIS 120
  25. 25. Video memoryMemory chips located on a graphicscard that store images as they areprocessed. More video memory allowsa computer to display images at higherresolutions and color depth. CIS 120
  26. 26. XGA (Extended Graphics Array)XGA usually refers to 1024 x 768resolution. CIS 120
  27. 27. External bayAn opening in the computer case thatallows the user to install a device, suchas a floppy disk drive, that must beaccessed from out- side the case. CIS 120
  28. 28. Internal bayA location inside the system unit casewhere devices that do not need to beaccessed from outside the case can beinstalled. CIS 120
  29. 29. PCMCIA cardA small credit card-sized circuit boardused to connect a modem, memory,network card, or storage device to anotebook computer. CIS 120
  30. 30. PCMCIA slotA PCMCIA (Personal ComputerMemory Card International Association)slot is an external expansion slottypically found on note- bookcomputers. CIS 120
  31. 31. Part replicatorA device that connects to a note- bookcomputer, by means of a bus connectorplug, and contains a duplicate of thenotebook computers ports forconnecting devices such as an externalmonitor, mouse, or keyboard. CIS 120
  32. 32. Hot swapSwitching batteries or other plug-indevices while the computer is on. CIS 120
  33. 33. DpiDpi refers to the resolution of an image.Images with more dots per inch (dpi)appear more realistic than images withfewer dots per inch. CIS 120
  34. 34. Duty cycleThe amount of output that can beexpected from a printer, typicallymeasured in pages per month. CIS 120
  35. 35. Ink jet printerA non-impact printer that createscharacters or graphics by sprayingliquid ink onto paper or other media. CIS 120
  36. 36. Laser printerA printer that uses laser-basedtechnology, similar to that used byphotocopiers, to produce text andgraphics. CIS 120
  37. 37. PostScriptA printer language, developed byAdobe Systems, which uses a specialset of commands to control page layout,fonts, and graphics. CIS 120
  38. 38. Printer Control Language (PCL)The unofficial standard language usedto send page formatting instructionsfrom a PC to a laser or ink jet printer. CIS 120
  39. 39. Dot matrix printerA printer that creates characters andgraphics by striking an inked ribbon withsmall wires called pins, generating afine pattern of dots. CIS 120
  40. 40. Multifunction printerAn output device that combines printingcapability with other functions, such asscanning, faxing, copying, andanswering machine. CIS 120
  41. 41. Computer industryThe corporations and individuals thatsupply goods and services to peopleand organizations that use computers. CIS 120
  42. 42. VaporwareSoftware that is announced but notproduced. CIS 120
  43. 43. Alpha testOne of the first phases of softwaretesting, usually conducted by thesoftware publishers in-house testingteam. CIS 120
  44. 44. Beta testA testing phase near the and of thesoftware development process in whicha software product is tested in real-world computer environments, often byand-users. CIS 120
  45. 45. RevisionAn updated form (indicated by x) of asoftware program, incorporating minorenhancements and eliminating bugsfound in the most recent version. CIS 120
  46. 46. Software publisherA company that produces computersoftware. CIS 120
  47. 47. VersionA new or totally redesigned product (forexample, in the identifying number 6.1,the 6 is the version number). CIS 120
  48. 48. Competitive upgradeA special price offered to consumerswho switch from one companyssoftware product to the new version of acompetitors product. CIS 120
  49. 49. Street priceThe average discounted price of aproduct. CIS 120
  50. 50. Version upgrade priceA special price for a new version of asoftware package, offered to owners ofan earlier version. CIS 120
  51. 51. Computer retail storeA store that typically sells severalbrands of computers from a store-frontlocation, such as a mall or shoppingcenter. CIS 120
  52. 52. Mail-order supplierA merchant that takes orders bytelephone or from an Internet site, thenships orders by mail or other courierservice. CIS 120
  53. 53. Manufacturer directThe selling of products by hardwaremanufacturers directly to consumers, bymeans of a sales force or mail order.create a system designed to meet theneeds of specific customers orindustries. CIS 120
  54. 54. Computer-related jobsJobs in the computer industry that aresimilar to jobs in other industries(computer sales, high-tech recruiting,etc.). CIS 120
  55. 55. Computer-specific jobsJobs that are unique to the computerindustry (computer programmer,Webmaster, etc). CIS 120
  56. 56. Computer-use jobsJobs that require the use of computersto accomplish tasks in fields other thancomputing (laboratory technician,accountant, etc.). CIS 120
  57. 57. Computer engineeringA career that focuses on the design anddevelopment of computer hardware andperipheral devices. CIS 120
  58. 58. Computer scienceA career field that focuses ondeveloping fast and efficient computers,from their construction, to theirprogramming and operating systems. CIS 120
  59. 59. Information systemRefers to a computer system that storesdata and supplies information, usuallywithin a business context. Also refers tothe career field that focuses ondeveloping such systems. CIS 120
  60. 60. Return to Title Page Prepared by Miguel Duque CIS 120

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