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)
17
EULA

Chapter 5

  1. D The lspci command displays information on PCI devices. Since many motherboard features appear to Linux as PCI devices, option D provides a great deal of information on your motherboard, and so it is correct. Option A’s lscpu command provides information on the CPU, which means that it provides little direct information on the motherboard, so option A is incorrect. The Xorg program is the Linux X server, and option B creates a new X configuration file. This file might provide hints about video hardware on the motherboard, but option D provides better and more information, so option B is incorrect. The fdisk utility can partition a disk, and the command in option C displays information on how /dev/sda is partitioned. This information has nothing to do with the motherboard’s features, though, so option C is incorrect. You can enter http://localhost:631 in a web browser to configure your printer, but even if you do this, you’ll gain no information about your...