I am going to list a few point off my head. There are thousands more, believe me.
Linux is successful because-
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Linux Internals is a book about how Linux works.
Depends on who you ask. To the average computer user, they will say Windows as it is the dominant platform in the consumer, education, and in some places, enterprise sectors (usually for workstations). If you ask a system administrator or a scientist, they will most likely mention Linux as Linux runs on a majority of servers, clusters, and supercomputers for enterprise use and scientific research.
Linux World is the Linux Development & Training Center
The courses available for Linux include Linux server, Linux desktop, bash shell, and many others.
Linux has a large and healthy variety of web browsers. Mozilla Firefox is equally popular on the Linux desktop. Opera also has a decent following on Linux. Konqueror, which uses a rendering engine similar to Safari and Google Chrome, also has some usage. There are lots of smaller web browsers, such as Dillo, Lynx, or Arachne, that are sometimes used in less powerful computers.
One can obtain the latest Linux news on websites such as CRN, Linux Today or Distro Watch. One can also find news about Linux on Arch Linux and Linux Journal.
linux
Linux Flavour
No, it is unix-based but Linux is a kernel not an operating system.Ubuntu,Linux Mint,Debian,and puppy Linux,ect. are OS's that use the Linux kernel.
Linux does not have a "manufacturer." Linux development is guided by the Linux Foundation and Linus Torvalds, with contributions from thousands of companies and individuals.
No, but Linux is based on Unix since Linux is a Unix clone.