Windows is often considered buggy, and the registry system is inefficient and dangerous. Linux is stable and nearly bug-free, but often requires more knowledge to operate than the other two. Mac OS X has very few problems, but Apple ignores it's security because "mac's don't get viruses".
* Security * Ease of use * Cost * Compatibility * Performance
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they are both operating systems
Microsoft Windows and UNIX
Popular families of operating systems include Windows, Macintosh and Linux. All of these systems offer different benefits to the user.
There are several different PDA operating systems. The most common are PalmOS, Windows CE, and Linux.
The two most common systems for server operating are Windows and Mac OS X. These two systems for server operating are widely used and are the most well-know systems.
Windows XP, Vista, 7 and the MAC series
The two most commonly used operating systems are Windows XP and Windows Vista. If you consider all versions of Windows to be the same product, then the most know about operating systems are windows and mac OS X but Linux is used more than mac.So the two most used operating systems are windows and mac. Microsoft even said that Linux is more of a threat than mac.
Some operating systems that are available with new laptop computers are some more common systems like the following: Windows Vista, and the Vista Ultimate.
For the download of Windows Live Messenger 7 you need Windows 7, Vista or XP operating system. These are the most common operating systems around at the moment.
You don't. There are many other different Operating systems out there that you can use instead. Mac OS X, Linux, Ubuntu are sone common alternatives for Windows.
Common operating systems: Microsoft Windows (most recent version Windows 7) Mac OS X (most recent version Lion) (needs Apple Mac) Various Linux based operating systems (e.g. Ubuntu, Fedora, OpenSuse, Arch Linux, Debian, Mint)
Probably the windows series. Currently, XP is still the most popular, although Windows 7 is catching up. Vista is WAY behind XP and will never surpass those 2 operating systems.