1 – Keep Your Desktop and Hard Disk Tidy Is your computer desktop your virtual dumping group? Storing files and/or lots of shortcuts on your computer’s desktop will demand more memory from the computer. It is ok to keep some commonly used items here (or better yet shortcuts) but don’t make a habit of sprawling [...]
Entries Tagged as 'Q & A'
How Microprocessors Work
April 28th, 2010 · No Comments · Introductions, Q & A, Technology
The computer you are using to read this page uses a microprocessor to do its work. The microprocessor is the heart of any normal computer, whether it is a desktop machine, a server or a laptop. The microprocessor you are using might be a Pentium, a K6, a PowerPC, a Sparc or any of the [...]
Tags: 64Bit·central processing unit·computer memory·CPU·Microprocessor Performance·Microprocessors·Processor chips·RAM·RAM Chip·ROM·ROM Chip
How Graphics Cards Work
April 28th, 2010 · No Comments · Introductions, Q & A, Technology
The images you see on your monitor are made of tiny dots called pixels. At most common resolution settings, a screen displays over a million pixels, and the computer has to decide what to do with every one in order to create an image. To do this, it needs a translator — something to take [...]
How WiFi Works
April 27th, 2010 · No Comments · Concepts, Internet, Introductions, Q & A, Technology
If you’ve been in an airport, coffee shop, library or hotel recently, chances are you’ve been right in the middle of a wireless network. Many people also use wireless networking, also called WiFi or 802.11 networking, to connect their computers at home, and some cities are trying to use the technology to provide free or [...]
Tags: Hotspot·internet·networking standards·wifi·WiFi Hotspots·Wireless networks
How the Airborne Internet Will Work
April 27th, 2010 · No Comments · Concepts, Internet, Introductions, Q & A, Technology
The word on just about every Internet user’s lips these days is “broadband.” We have so much more data to send and download today, including audio files, video files and photos, that it’s clogging our wimpy modems. Many Internet users are switching to cable modems and digital subscriber lines (DSLs) to increase their bandwidth. There’s [...]
Tags: Airborne Internet·HALO·HALO Network·High Altitude Long Operation·internet
What’s new about Internet Explorer 7?
April 27th, 2010 · No Comments · Introductions, Q & A, Technology
In 2001, Microsoft introduced Internet Explorer (IE) 6, which commanded a 93 percent market share in 2004. Five years and dozens of security patches later, Microsoft (MS) is releasing the first truly upgraded version of its Web browser in what might as well be decades in Web time. Why now? Experts point to several reasons. [...]
Tags: IE·IE 7·Internet Explorer·Web Browser
How Caching Works
April 27th, 2010 · No Comments · Introductions, Q & A, Technology
If you have been shopping for a computer, then you have heard the word “cache.” Modern computers have both L1 and L2 caches, and many now also have L3 cache. You may also have gotten advice on the topic from well-meaning friends, perhaps something like “Don’t buy that Celeron chip, it doesn’t have any cache [...]