Book Image

Fundamentals of Linux

By : Oliver Pelz
Book Image

Fundamentals of Linux

By: Oliver Pelz

Overview of this book

Linux is a Unix-like operating system assembled under the model of free and open source software development and distribution. Fundamentals of Linux will help you learn all the essentials of the Linux command line required to get you started. The book will start by teaching you how to work with virtualization software and install CentOS 7 Linux as a VM. Then, you will get to grips with the workings of various command line operations, such as cursor movement, commands, options, and arguments. As you make your way through the chapters, the book will not only focus on the most essential Linux commands but also give an introduction to Bash shell scripting. Finally, you will explore advanced topics, such as networking and troubleshooting your system, and you will get familiar with the advanced file permissions: ACL, setuid, and setgid. Fundamentals of Linux includes real-world tasks, use cases, and problems that, as a system administrator, you might encounter in your day-to-day activities.
Table of Contents (7 chapters)

The Linux Command Line

In this chapter, we will introduce you to the most fundamental concepts when starting to work with the Linux command line. It is a very powerful and efficient tool with which you can execute the various actions that you'll generally require when using Linux. A plethora of shortcuts and tricks will help you to navigate the command line more efficiently.

In this chapter, we'll walk you through the following:

  • Shell globbing
  • Redirecting and piping
  • The grep, sed, and awk commands
  • Navigating files and folders in a Linux system