http://www.google.com/search?q=operating+systems&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a
There are many potentially good links in these search results. Be sure to follow any links provided in each article; be sure to check out all further references and external links on the Wikipedia webpage.
If you need, you can re-search by altering the search words in the box up near the icon and word Google (top left).
What are the fundamental differences between Windows®, Mac OS®, UNIX, and Linux
operating systems for personal computers? What unique characteristics do mainframe
operating systems have?
1 answer