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Dick Eastman Online
3/27/2002 - Archive


A Painless Introduction To LINUX
I have written a couple of times about LINUX, the free operating system that is starting to take some business away from Microsoft Windows, especially in the server market. LINUX also makes for a very good desktop operating system although its "market share" is still a tiny fraction of that of Windows. I now have a LINUX system on my desktop alongside my Windows systems. I find that I am using LINUX more and more every day, simultaneously using Windows less and less.

Linux has many excellent free programs, including Web browsers, e-mail, games, word processors, spreadsheets and much, much more. The only thing I find missing in LINUX is a good genealogy program that is the equal of the leading Windows genealogy programs of today. I solved that with Win4Lin, a Windows emulator; I can now run Windows programs on my Linux system whenever I wish. See my article here for a description of Win4Lin.

LINUX is not only free, but it is also a lot more stable than the Microsoft products. I have never had my LINUX system lock up, something that cannot be said for Microsoft Windows. LINUX also runs faster than Windows on the same hardware, assuming everything else is the same.

If you are thinking about trying LINUX but don’t have a spare PC you can dedicate for the purpose, you could divide your hard disk into two partitions and then "dual boot" the PC. That is, when your PC is turned on and booted, a menu appears, asking which operating system you want to run: Windows or LINUX. However, installing a dual boot of two operating systems involves some technical knowledge and also a significant commitment that you really want to perform surgery on your computer’s hard drive. That’s difficult to justify if you simply want to take LINUX on a "trial run" for a bit. Luckily, there is a simpler method.

DemoLINUX is a LINUX release from France. As its name suggests, DemoLINUX is designed to be a demonstration of LINUX. It is a great way to try out LINUX for a while without making any changes to your hard drive’s configuration.

DemoLINUX is a complete LINUX implementation that is booted directly from a CD-ROM disk. The concept is simple; you boot from the CD and then try out hundreds of applications installed on the CD, ranging from simple games to the full-featured Star Office 5.2 suite. You can still access your PC’s hard drive to look at data files or whatever else you wish, but no LINUX-specific files are ever written to your hard drive. When finished, you simply log off LINUX, remove the CD-ROM disk, and then boot Windows in the normal manner. If you decide that LINUX isn’t for you, you can return to normal Windows operation with your unaltered PC at any time. The only drawback is that running any operating system from a CD-ROM results in slower operation than running the same thing from a hard drive.

Quoting from the DemoLINUX Web site: "The site is dedicated to the production of CD-ROMs (the DemoLINUX CDs) that allow to run Linux without installation, disk partitioning and other hassles that usually prevent people from giving Linux a try. [...] We wanted to make it possible to everybody to look at what Linux can offer, and to make it possible for software publishers wanting to show their Linux-based software to distribute a no hassle hands-off demo CD. But this kind of CD makes also a wonderful Linux-to-go solution you might carry your favorite desktop configuration in your pocket, sit in front of a non-Linux box, boot from the CD and be in front of your preferred environment in minutes." (Keep in mind that those words were apparently written by someone who is not a native English speaker so we might excuse the minor grammar errors.)

Like the other versions of LINUX, DemoLINUX is free. You can download it online. However, you will need access to a CD-ROM writer to create the DemoLINUX CD-ROM boot disk. You also will probably want to use a cable modem or DSL connection to download the 650 megabytes of files required. If you do not have access to these items, you may tap a friend with the capability to download the files and to burn them onto a CD-ROM disk. If not, you can probably obtain a copy of DemoLINUX for a few dollars from a local LINUX users group near you. DemoLINUX also requires at least 32 megabytes of RAM memory for simple graphics interfaces, 64 megabytes for advanced graphics interfaces, or 128 megabytes if you wish to use StarOffice (a free competitor to Microsoft Office).

I tried booting the DemoLINUX CD on five different PCs. It worked well on all of them except for recognizing some network cards. DemoLINUX only found the network cards on two of my computers and then still would not function properly on one of those. I was only able to connect to my local area network on one of the five PCs that I tried. If you do not have a network card in your PC then obviously this would not be an issue for you. DemoLINUX also could not find the sound card on one PC. Everything else seemed to work properly on all five systems. I was able to run all of the non-network dependent programs on all five computers. Even with these drawbacks, DemoLINUX is a great way to take LINUX for a "test drive" without altering your PC’s hard drive. If you decide you like LINUX and want to stay with it, you probably will throw away your DemoLINUX CD-ROM disk and then obtain one of the more common LINUX distributions. If you already are a dyed-in-the-wool LINUX aficionado, you can carry a DemoLINUX CD-ROM disk with you when traveling and use it to boot from someone else’s Windows PC. That way you can access your e-mail and run other LINUX programs while on the road.

For more information, or to download DemoLINUX at no charge, look at: www.demolinux.org.


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