Helpful training questions for this book can be found at: Interested in Linux but put off by the jungle of cryptic commands? Don't worry, this textbook does not require any prior knowledge of computer science; it is aimed at the curious beginner who will be introduced to the wonderful world of Linux commands. On one hand, the book focuses on the most important Linux commands, clearing up the seemingly impenetrable thicket of Linux instructions. On the other hand, each command is explained with various examples and then immediately applied to a variety of tasks, allowing even a beginner to automatically remember the meaning of the different commands. The commented solutions to the corresponding tasks and questions further facilitate and deepen the theoretical and practical understanding. Step by step.