LPIC-1 Linux Professional Institute Certification Study Guide

Description

Cover Title Page Copyright Acknowledgments About the Authors Contents at a Glance Contents Table of Exercises Introduction Why Become Linux Certified? How to Become Certified Who Should Buy This Book How This Book Is Organized Additional Study Tools Conventions Used in This Book The Exam Objectives Exam 101-500 Objectives 101 System Architecture 102 Linux Installation and Package Management 103 GNU and Unix Commands 104 Devices, Linux Filesystems, Filesystem Hierarchy Standard Exam 102-500 Objectives 105 Shells, Scripting and Data Management 106 User Interfaces and Desktops 107 Administrative Tasks 108 Essential System Services 109 Networking Fundamentals 110 Security Assessment Test Answers to Assessment Test Part I Exam 101-500 Chapter 1 Exploring Linux Command-Line Tools Understanding Command-Line Basics Discussing Distributions Reaching a Shell Exploring Your Linux Shell Options Using a Shell Using Environment Variables Getting Help Editing Text Files Looking at Text Editors Understanding vim Modes Exploring Basic Text-Editing Procedures Saving Changes Processing Text Using Filters File-Combining Commands File-Transforming Commands File-Formatting Commands File-Viewing Commands File-Summarizing Commands Using Regular Expressions Using grep Understanding Basic Regular Expressions Understanding Extended Regular Expressions Using Streams, Redirection, and Pipes Redirecting Input and Output Piping Data between Programs Using sed Generating Command Lines Summary Exam Essentials Review Questions Chapter 2 Managing Software and Processes Looking at Package Concepts Using RPM RPM Distributions and Conventions The rpm Command Set Extracting Data from RPMs Using YUM Using ZYpp Using Debian Packages Debian Package File Conventions The dpkg Command Set Looking at the APT Suite Using apt-cache Using apt-get Reconfiguring Packages Managing Shared Libraries Library Principles Locating Library Files Loading Dynamically Library Management Commands Managing Processes Examining Process Lists Employing Multiple Screens Understanding Foreground and Background Processes Managing Process Priorities Sending Signals to Processes Summary Exam Essentials Review Questions Chapter 3 Configuring Hardware Configuring the Firmware and Core Hardware Understanding the Role of Firmware Device Interfaces The /dev Directory The /proc Directory The /sys Directory Working with Devices Hardware Modules Storage Basics Types of Drives Drive Partitions Automatic Drive Detection Storage Alternatives Multipath Logical Volume Manager Using RAID Technology Partitioning Tools Working with fdisk Working with gdisk The GNU parted Command Graphical Tools Understanding Filesystems The Virtual Directory Maneuvering Around the Filesystem Formatting Filesystems Common Filesystem Types Creating Filesystems Mounting Filesystems Manually Mounting Devices Automatically Mounting Devices Managing Filesystems Retrieving Filesystem Stats Filesystem Tools Summary Exam Essentials Review Questions Chapter 4 Managing Files Using File Management Commands Naming and Listing Files Exploring Wildcard Expansion Rules Understanding the File Commands Compressing File Commands Archiving File Commands Managing Links Managing File Ownership Assessing File Ownership Changing a File’s Owner Changing a File’s Group Controlling Access to Files Understanding Permissions Changing a File’s Mode Setting the Default Mode Changing Special Access Modes Locating Files Getting to Know the FHS Employing Tools to Locate Files Summary Exam Essentials Review Questions Chapter 5 Booting, Initializing, and Virtualizing Linux Understanding the Boot Process The Boot Process Extracting Information about the Boot Process Looking at Firmware The BIOS Startup The UEFI Startup Looking at Boot Loaders Boot Loader Principles Using GRUB Legacy as the Boot Loader Using GRUB 2 as the Boot Loader Adding Kernel Boot Parameters Using Alternative Boot Loaders The Initialization Process Using the systemd Initialization Process Exploring Unit Files Focusing on Service Unit Files Focusing on Target Unit Files Looking at systemctl Examining Special systemd Commands Using the SysV Initialization Process Understanding Runlevels Investigating SysVinit Commands Stopping the System Notifying the Users Virtualizing Linux Looking at Virtual Machines Understanding Containers Looking at Infrastructure as a Service Summary Exam Essentials Review Questions Part II Exam 102-500 Chapter 6 Configuring the GUI, Localization, and Printing Understanding the GUI Understanding the X11 Architecture Examining X.Org Figuring Out Wayland Managing the GUI Standard GUI Features The X GUI Login System Common Linux Desktop Environments Providing Accessibility Using X11 for Remote Access Remote X11 Connections Tunneling your X11 Connection Using Remote Desktop Software Viewing VNC Grasping Xrdp Exploring NX Studying SPICE Understanding Localization Character Sets Environment Variables Setting Your Locale Installation Locale Decisions Changing Your Locale Looking at Time Working with Time Zones Setting the Time and Date Configuring Printing Summary Exam Essentials Review Questions Chapter 7 Administering the System Managing Users and Groups Understanding Users and Groups Configuring User Accounts Configuring Groups Managing Email Understanding Email Choosing Email Software Working with Email Using Log and Journal Files Examining the syslog Protocol Viewing the History of Linux Logging Logging Basics Using rsyslogd Journaling with systemd-journald Maintaining the System Time Understanding Linux Time Concepts Viewing and Setting Time Understanding the Network Time Protocol Using the NTP Daemon Using the chrony Daemon Summary Exam Essentials Review Questions Chapter 8 Configuring Basic Networking Networking Basics The Physical Layer The Network Layer The Transport Layer The Application Layer Configuring Network Features Network Configuration Files Graphical Tools Command-Line Tools Getting Network Settings Automatically Bonding Network Cards Basic Network Troubleshooting Sending Test Packets Tracing Routes Finding Host Information Advanced Network Troubleshooting The netstat Command Examining Sockets The netcat Utility Summary Exam Essentials Review Questions Chapter 9 Writing Scripts Shell Variables Global Environment Variables Local Environment Variables Setting Local Environment Variables Setting Global Environment Variables Locating System Environment Variables Using Command Aliases The Basics of Shell Scripting Running Multiple Commands Redirecting Output Piping Data The Shell Script Format Running the Shell Script Advanced Shell Scripting Displaying Messages Using Variables in Scripts Command-Line Arguments Getting User Input The Exit Status Writing Script Programs Command Substitution Performing Math Logic Statements Loops Functions Running Scripts in Background Mode Running in the Background Running Multiple Background Jobs Running Scripts Without a Console Sending Signals Interrupting a Process Pausing a Process Job Control Viewing Jobs Restarting Stopped Jobs Running Like Clockwork Scheduling a Job Using the at Command Scheduling Regular Scripts Summary Exam Essentials Review Questions Chapter 10 Securing Your System Administering Network Security Disabling Unused Services Using Super Server Restrictions Restricting via TCP Wrappers Administering Local Security Securing Passwords Limiting root Access Auditing User Access Setting Login, Process, and Memory Limits Locating SUID/SGID Files Exploring Cryptography Concepts Discovering Key Concepts Securing Data Signing Transmissions Looking at SSH Exploring Basic SSH Concepts Configuring SSH Generating SSH Keys Authenticating with SSH Keys Authenticating with the Authentication Agent Tunneling Using SSH Securely Using GPG Generating Keys Importing Keys Encrypting and Decrypting Data Signing Messages and Verifying Signatures Revoking a Key Summary Exam Essentials Review Questions Appendix Answers to Review Questions Chapter 1: Exploring Linux Command-Line Tools Chapter 2: Managing Software and Processes Chapter 3: Configuring Hardware Chapter 4: Managing Files Chapter 5: Booting, Initializing, and Virtualizing Linux Chapter 6: Configuring the GUI, Localization, and Printing Chapter 7: Administering the System Chapter 8: Configuring Basic Networking Chapter 9: Writing Scripts Chapter 10: Securing Your System Index EULA