CompTIA Linux+ / LPIC-1 Cert Guide - (Exams LX0-103 & LX0-104/101-400 & 102-400) Study guide

Sep 20, 2026

CompTIA Linux+ / LPIC-1 Cert Guide for exams LX0-103, LX0-104/101-400, and 102-400 provides structured coverage of core Linux administration skills. The book includes chapter-by-chapter instruction and hands-on exam preparation tasks, such as reviewing key topics, defining terms, and completing review questions. Topics span installing Linux, boot process and runlevels, package management, command-line usage, file and text processing, process management, partitions and filesystems, permissions, shell environments, scripting, SQL basics, users and groups, automation, services, logging, networking fundamentals, and system security, with appendix study support and an answer/quiz review section.

LanguageEnglish

CategoryExam

FormatPDF

Pages123

Reading Time5 h 10 min

AccessFree to download

Introduction

Chapter 1 Installing Linux

“Do I Know This Already?” Quiz

Understanding Your Hardware

Peripheral Compatibility

Enumerating Your Peripherals

The Proc Filesystem

Friends of procfs

Dealing with Integrated Peripherals

Laying Out the Hard Drive

Partitions and Devices

The Root Filesystem

Logical Volume Manager (LVM)

Commonly Used Mounts

Swap Files

Working with Boot Managers

GRUB Legacy

GRUB2

Exam Preparation Tasks

Chapter 2 Boot Process and Runlevels

“Do I Know This Already?” Quiz

The Linux Boot Process

Boot Loaders

Common Commands at Boot Time

Boot Sequence from BIOS to Fully Running System

SysVinit

systemd

Units in systemd

systemd Targets and Runlevels

Wants and Requires

Booting with systemd

Upstart

Managing System Runlevels

Determining the Default Runlevel

Setting the Default Runlevels

Changing Runlevels

Shut Down and Reboot from the Command Line

Alerting Users

Properly Terminating Processes

kill and killall

Reloading or “Hanging Up” Processes

Logging Boot Events

Exam Preparation Tasks

Chapter 3 Package Install and Management

“Do I Know This Already?” Quiz

Software in a Linux System

Shared Libraries

Working with Shared Libraries

Determining Required Libraries

Looking for Libraries in Other Places

Debian Package Management

Managing Local Debian Packages

Installing Packages with dpkg

Removing Packages

Dependency Issues

Querying Packages

Reconfiguring Packages

Using Remote Repositories

Installing Remote Packages

Working with the Cache

Upgrading the System

Removing Packages

Graphical Managers

RPM and YUM Package Management

CompTIA® Linux+ / LPIC-1 Cert Guide Ross Brunson Sean Walberg 800 East 96th Street Indianapolis, Indiana 46240 USA CompTIA Linux+ / LPIC-1 Cert Guide (Exams LX0-103 & LX0-104/101-400 & 102-400) Ross Brunson Sean Walberg Copyright © 2016 Pearson Certification All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without written permission from the publisher, except for the inclusion of brief quotations in a review. ISBN-13: 978-0-7897-5455-4 ISBN-10: 0-7897-5455-X Library of Congress Control Number: 2015945796 Printed in the United States of America First Printing December 2015 Trademarks All terms mentioned in this book that are known to be trademarks or service marks have been appropriately capitalized. Pearson cannot attest to the accuracy of this information. Use of a term in this book should not be regarded as affecting the validity of any trademark or service mark. Warning and Disclaimer This book is designed to provide information about Linux. Every effort has been made to make this book as complete and as accurate as possible, but no warranty or fitness is implied. The information is provided on an “as is”basis. The authors and publisher shall have neither liability nor responsibility to any person or entity with respect to any loss or damages arising from the information contained in this book or from the use of the DVD or programs that may accompany it. The opinions expressed in this book belong to the authors and are not necessarily those of Pearson IT Certification. Special Sales For information about buying this title in bulk quantities, or for special sales opportunities (which may include electronic versions; custom cover designs; and content particular to your business, training goals, marketing focus, or branding interests), please contact our corporate sales department at corpsales@pearsoned.com or (800) 382-3419. For government sales inquiries, please contact [governmentsales@pearsoned.com](governmentsales@pearsoned.com). For questions about sales outside the U.S., please contact [international@pearsoned.com](international@pearsoned.com). Publisher Paul Boger Associate Publisher Dave Dusthimer Executive Editor Mary Beth Ray Development Editor Eleanor C. Bru Managing Editor Sandra Schroeder Project Editor Seth Kerney Copy Editor Geneil Breeze Indexer Tim Wright Proofreader Brad Herriman Technical Editors Ted Jordan William “Bo” Rothwell Publishing Coordinator Vanessa Evans Multimedia Developer Lisa Matthews Interior Designer Mark Shirar Cover Designer Alan Clements Composition Trina Wurst Contents at a Glance Introduction CHAPTER 1 Installing Linux 3 CHAPTER 2 Boot Process and Runlevels 27 CHAPTER 3 Package Install and Management 51 CHAPTER 4 Basic Command Line Usage 91 CHAPTER 5 File Management 109 CHAPTER 6 Text Processing/Advanced Command Line 151 CHAPTER 7 Process Management 193 CHAPTER 8 Editing Text 219 CHAPTER 9 Partitions and Filesystems 241 CHAPTER 10 Permissions and Ownership 289 CHAPTER 11 Customizing Shell Environments 311 CHAPTER 12 Shell Scripting 339 CHAPTER 13 Basic SQL Management 365 CHAPTER 14 Configuring User Interfaces and Desktops 397 CHAPTER 15 Managing Users and Groups 419 CHAPTER 16 Schedule and Automate Tasks 445 CHAPTER 17 Configuring Print and Email Services 465 CHAPTER 18 Logging and Time Services 497 CHAPTER 19 Networking Fundamentals 529 CHAPTER 20 System Security 571 CHAPTER 21 Final Preparation 603 APPENDIX A Answers to the “Do I Know This Already?” Quizzes and Review Questions 619 GLOSSARY 659 INDEX 693 ON THE DVD APPENDIX B Study Planner iv CompTIA Linux+ / LPIC-1 Cert Guide Contents Chapter 1 Installing Linux 3 “Do I Know This Already?” Quiz 3 Understanding Your Hardware 6 Per

FAQs

Which exam codes does this Linux+ / LPIC-1 cert guide prepare for?

The guide targets exams LX0-103 and LX0-104/101-400 and 102-400, as listed in the front matter.

What is included in the exam preparation approach within each chapter?

Chapters include “Do I Know This Already?” quizzes and exam preparation tasks such as review all key topics, define key terms, and review questions.

What Linux administration areas are covered across the book?

Coverage includes installation, boot process and runlevels, package installation and management, command-line basics, file and text processing, process management, filesystems and permissions, shell environments and scripting, SQL basics, users and groups, automation, printing/email services, logging and time services, networking fundamentals, and system security.

Sep 20, 2026

Uploaded by Caleb Sterling