So, what is Ubuntu?

Ubuntu is a free, open source operating system available for use on desktops, laptops, and servers. Since its initial release in 2004, Ubuntu has quickly become one of the most popular and widely used desktop Linux distributions in the world. Spend just a little time with Ubuntu and you'll discover why it is so widely adopted, and why its users are so passionate about using and sharing it.

At its core, Ubuntu is founded on the open source ideals of software freedom and accessibility. These fundamental principles are enshrined in the Ubuntu philosophy,

"We believe that every computer user":

Ubuntu follows these principles by distributing only free software and allows users to improve upon the software as they see it. This development model has allowed Ubuntu to grow by leaps and bounds in a short time. With new versions released twice each year, Ubuntu rapidly improves and refines all of its included software.

Every Ubuntu installation provides all the tools you need to be productive online or off. Whether it's web browsing and e-mail, or spreadsheets and presentations, Ubuntu provides a full suite of software out of the box.

Ubuntu is installed on millions of computers worldwide, providing a rich desktop experience for users everywhere. This book will not only help you install Ubuntu on your system, but give you an in-depth tour of the applications included.