What Are the Functions of Output Devices on a Computer?

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Input devices are the hardware that give computers instructions. Output devices relay the response from the computer in the form of a visual response (monitor), sound (speakers) or media devices (CD or DVD drives). The purpose of these devices is to translate the machine's response to a usable form for the computer user. Video Card and Monitor The video card and monitor work in conjunction to display visual output for the user. These two hardware devices help the user return instructions to the computer as well. The video card processes the images seen on the monitor. Monitor and video card quality determine how detailed images are returned. For users who only use a computer for data entry or office work, the images aren't as detailed. Gamers use the output of a video card and monitor to display detailed, 3D images, so the output instructions are more advanced. Sound Card and Speakers Although a monitor and video card are required components for a computer, a sound card and speakers ... more
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