CompTIA Linux+

Preparing Your Environment

• Setting Up a Learning Space 
• Exploring Linux Distributions 
• Locating a Terminal 

Sifting Through Services

• What is a Linux Server?
• Serving the Basics
• Serving Local Networks 
• Implementing Security
•  Improving Performance

Managing Files, Directories, and Text

• Handling Files and Directories
• Linking Files and Directories 
• Reading Files 
• Finding Information 

Searching and Analyzing Text 

• Processing Text Files 
• Redirecting Input and Output
• Editing Text Files 

Explaining the Boot Process 

• The Linux Boot Process
• The Firmware Startup 
• Linux Bootloaders 
• System Recovery

Maintaining System Startup and Services 

• Looking at init 
• Managing systemd Systems 
• Managing SysV init Systems
• Digging Deeper into systemd 

Configuring Network Connections

• Configuring Network Features
• Basic Network Troubleshooting 
• Advanced Network Troubleshooting 

Comparing GUIs 

• Focusing on the GUI 
• Serving Up the GUI 
• Using Remote Desktops
• Forwarding 

Adjusting Localization Options

• Understanding Localization
• Setting Your Locale
• Looking at Time 

Administering Users and Groups 

• Managing User Accounts 
• Managing Groups 
• Setting Up the Environment 
• Querying Users 
• Managing Disk Space Usage

Handling Storage

• Storage Basics 
• Partitioning Tools
• Understanding Filesystems 
• Formatting Filesystems 
• Mounting Filesystems
• Managing Filesystems
• Storage Alternatives

Protecting Files

• Understanding Backup Types 
• Looking at Compression Methods 
• Comparing Archive and Restore Utilities 
• Securing Offsite/Off-System Backups 
• Checking Backup Integrity 

Governing Software 

• Working with Source Code 
• Packaging Applications 

Tending Kernel Modules 

• Exploring Kernel Modules 
• Installing Kernel Modules
• Removing Kernel Modules

Applying Ownership and Permissions

• Looking at File and Directory Permissions 
• Access Control Lists
• Context-Based Permissions
• Understanding Linux User Types
• Restricting Users 

Looking at Access and Authentication Methods 

• Getting to Know PAM 
• Exploring PKI Concepts 
• Using SSH
• Using VPN as a Client

Implementing Logging Services 

• Understanding the Importance of Logging 
• Basic Logging Using rsyslog
• Journaling with systemd-journald

Overseeing Linux Firewalls

• Providing Access Control 
• Looking at Firewall Technologies 
• Forwarding IP Packets
• Dynamically Setting Rules 

Embracing Best Security Practices

• User Security 
• System Security 
• Network Security

Analyzing System Properties and Remediation

• Troubleshooting the Network
• Troubleshooting Storage Issues
• Troubleshooting the CPU
• Troubleshooting Memory 
• Surviving a Lost root Password 

Optimizing Performance 

• Looking at Processes 
• Monitoring Processes in Real Time
• Managing Processes

Investigating User Issues 

• Troubleshooting Access 
• Examining File Obstacles 
• Exploring Environment and Shell Issues 

Dealing with Linux Devices

• Communicating with Linux Devices 
• Working with Devices
• Using Hot Pluggable Devices 

Troubleshooting Application and Hardware Issues

• Dealing with Storage Problems
• Uncovering Application Permission Issues 
• Analyzing Application Dependencies 
• Looking at SELinux Context Violations 
• Exploring Firewall Blockages 
• Troubleshooting Additional Hardware Issues 

Deploying Bash Scripts 

• The Basics of Shell Scripting 
• Advanced Shell Scripting 
• Writing Script Programs 

Automating Jobs

• Running Scripts in Background Mode 
• Running Scripts Without a Console 
• Sending Signals
• Job Control 
• Running Like Clockwork 

Controlling Versions with Git 

• Understanding Version Control 
• Setting Up Your Git Environment
• Committing with Git 
• Merging Versions

Understanding Cloud and Virtualization Concepts

• Considering Cloud Services 
• Understanding Virtualization 
• Exploring Containers 

Inspecting Cloud and Virtualization Services

• Focusing on VM Tools
• Understanding Bootstrapping 
• Exploring Storage Issues 
• Considering Network Configurations

Orchestrating the Environment

• Understanding Orchestration Concepts 
• Provisioning the Data Center
• Looking at Container Orchestration Engines

Exam Details:

• Number of Questions: Maximum of 90
• Passing Score: 720 on scale of 100-900
• Duration: 90 minutes
• Format: multiple choice and performance-based
• Delivery: Pearson VUE

Objectives	% of Exam
Hardware and System Configuration	21%
Systems Operations and Maintenance	26%
Security	19%
Linux Troubleshooting and Diagnostics	20%
Automation and Scripting	14%