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GPS : Global Positioning System

What is GPS? The Global Positioning System (GPS) is a satellite-based navigation system made up of a network of 24 satellites placed into orbit by the U.S. Department of Defense. GPS was originally intended for military applications, but in the 1980s, the government made the system available for civilian use. GPS works in any weather conditions, anywhere in the world, 24 hours a day. There are no subscription fees or setup charges to use GPS. How it works GPS satellites circle the earth twice a day in a very precise orbit and transmit signal information to earth. GPS receivers take this information and use triangulation to calculate the user's exact location. Essentially, the GPS receiver compares the time a signal was transmitted b...
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Mac vs. PC

Mac vs. PC This is one of the most controversial topics when talking about computers. This document is meant to give a comparison between Apple Macintosh computers and PC computers running Microsoft Windows. This page should be used to help educate users looking to buy a new computer and not as a method of declaring the best of the two. You should base your buying decision off what you believe will work best for you. Topic Mac PC Security When compared to any PC running Microsoft Windows all Apple Macintosh computers are much more secure and less vulnerable to viruses and other malware. Most people today are using computers running some version of Microsoft Windows, which makes it a much better target for attackers. Price Although many may argue you get what you pay for, when compared to a PC an Apple co...
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How to Connect Your Computer to Your TV

How to Connect Your Computer to Your TV In 2005, then-Microsoft Chairman and CEO Bill Gates shows off the company's Windows XP Media Center Edition software, which can be used to deliver video, music and photos from a computer to a TV. ­There's something painfully ironic about sitting on your living room couch, just a few feet away from a beautiful widescreen HDTV , watching a movie on your tiny laptop. Yet this is what most of us do when we download movies or TV shows onto our computers . The same goes for showing off our latest digital photos to friends. We all huddle around the 15-inch computer display while the TV screen goes unused. And what about that PowerPoint presentation you just gave at work? Wouldn't it have looked 1,000 times better on the wall-mounted plasma display in the conference room? There are many compelling reasons why we want to connect our computers to our televisions, especiall...
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