The preceding command uses apt-get, the Advanced Packaging Tool (APT) command-line tool. It is a frontend of the dpkg package manager that is included in the Ubuntu distribution. It will install all the required packages and their dependencies to support all the features of the Yocto Project as well as the examples in this book.

Git is a distributed source control versioning system under the General Public License v2 (GNU) originally developed by Linus Torvalds for the development of the Linux kernel. Since then, it has become the standard for many open source projects. Git will be the tool of choice for source version control used in this book.