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q which colour technologies used in monitors and printermonitor screens and printers use different colour technologies the monitor uses rgb and
q what is ditheringcmyk provides only 8 colours c m y k violet c m orange m y green c y and colour of paper itself what about other colours
q explain rby and cmyk colour printingfor good printing printers dont use rby in place of that they use cmyk cyan instead of blue magenta instead of
there are three primary colours in pigments - red yellow and blue there are two ways to produce more colours physical mixing physically mix
q what is laser printerslaser printers are page printers for print quality they also face same addressability issues as dmpinkjet printers though
q explain working of dotmatrix or inkjet printersthree major issues consider the quality of characters generated by dotmatrixinkjet printers - number
q measure of speed in page or line printermeasure of speed relies on whether the printer is a page printer or lineprinter lets understand
q calculate print speed of printersspeed at which a printer prints is generally an important issue though the printer has to take a certain time to
q define print resolution of printersprint resolution is the detail which a printer can give considered by how many dots a printer can put in each
q show the classification of printersprinters can be classified on following basesa impact impact printers print by impact of hammers on ribbon for
printers are devices which put ink on paper in a controlled manner they manually produce photographic images orreadable text printers have gone
q show the connections used in sound cardssound cards must have connections to allow different functions one of the most significant is midi port
q compatibility of sound cardscompatibility sound cards should be compatible at both software and hardware levels with industry standards most
q what are the main functions of sound cardssound card the card is frequently directly built into motherboards these days is a board that has digital
q what is the working of sound cardsmultimedia has become a very significant part of todays pc home user wants hear songs and watch movies the
mobile cameras are characteristically low-resolution digital cameras integrated in mobile set photographs are characteristically only good enough to
q explain working of digital cameraa digital camera is a camera which captures and stores still images and video digital video cameras as digital
q explain active matrix or thin film transistor technologythis is known as tft thin film transistor technology in this there is a transistor at every
q explain the passive matrix in lcd technologyin a passive matrix arrangement lcd panel has a grid of vertical and horizontal conductors and every
q illustrate lcd technologythe technology behind lcd is known as nematic technology since the molecules of liquid crystals used are nematic which
lcds are the screens of choice for lightweight screens andportable computers they consume very little electricity and have advanced technically to
q define the bandwidth of a monitorbandwidth is the amount of signal the monitor can handle and it is rated in mhz this is the most usually quoted
q explain about interlacinginterlacing is a procedure in which in place of scanning the image one-line-at-a-time its scanned alternatelyit implies
q what is dots per inchdpi dots per inch is a measure for actual sharpness of onscreen image this relies on both the resolution and size of the image
q describe the vertical frequency or cyclelike a fluorescent lamp the screen has to repeat same image many times per second to display an image to