Computer Shopper (March 2007) by Various PDF

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A large monitor allows you to display more elements on the screen than a small monitor. You can determine the size of a monitor by measuring diagonally from corner to corner. ),” although the monitor has a full 17 inches of glass, only 16 inches of that glass are actually used to display the image. 17 IN CH ES 1 6I NCH ES V. S. Dot Pitch Video Card To create an image on-screen, monitors activate small dots; these dots are phosphors on a CRT, and liquid crystals on an LCD. The distance between each of these dots is called the dot pitch (or pixel pitch).

41 Tips on Purchase Considerations . . . . . . . . . . qxp 8/21/07 1:07 PM Page 34 Choose a Computer Type The most important consideration when purchasing a computer is the type of system that you need. Desktop Notebook Most computer users buy desktops because these systems offer the most flexible configurations. If your budget is limited, you can purchase a less powerful system with fewer features; if money is not an issue, you can purchase a highperformance computer with many features.

This is a measure of the clarity of the monitor’s image: the smaller the dot pitch, the sharper the image. 26 millimeters (mm) or less. The video card, also known as the graphics card, is an internal circuit board that generates the images that you see on your monitor. Your main concern when purchasing a graphics card is the amount of video memory that it contains. With more video memory, you can set your computer display at a higher resolution, display more colors, and open many large graphics files at once.

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Computer Shopper (March 2007) by Various


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