Book Image

Linux Essentials - Second Edition

By : Christine Bresnahan, Richard Blum
Book Image

Linux Essentials - Second Edition

By: Christine Bresnahan, Richard Blum

Overview of this book

Linux Essentials, Second Edition provides a solid foundation of knowledge for anyone considering a career in information technology, for anyone new to the Linux operating system, and for anyone who is preparing to sit for the Linux Essentials Exam. Through this engaging resource, you can access key information in a learning-by-doing style. Hands-on tutorials and end-of-chapter exercises and review questions lead you in both learning and applying new information—information that will help you achieve your goals! With the experience provided in this compelling reference, you can sit down for the Linux Essentials Exam with confidence. An open-source operating system, Linux is a UNIX-based platform that is freely updated by developers. The nature of its development means that Linux is a low-cost and secure alternative to other operating systems, and is used in many different IT environments. Passing the Linux Essentials Exam prepares you to apply your knowledge regarding this operating system within the workforce.
Table of Contents (19 chapters)

Understanding Software Licensing

Software is a type of intellectual property that is governed by copyright laws and, in some countries, patent laws. As a general rule, this makes it illegal to copy software unless you’re the software’s author. Open source software, however, relies on licenses, which are documents that alter the terms under which the software is released. As described in this chapter, open source licenses grant additional rights to software users.

In general, open source software owes a great deal to three organizations: the Free Software Foundation (FSF), the Open Source Initiative (OSI), and the Creative Commons (CC). Each organization has a distinct philosophy and role to play in the open source world. There are also numerous specific open source licenses, which are summarized at the end of this chapter, along with ways that businesses can use them.

  • Investigating software licenses
  • The Free Software Foundation
  • The Open Source Initiative
  • The...