Build skills with CompTIA learning and validate them with the Linux+ certification.
V8
Linux+
CompTIA Linux+ (V8) validates your ability to manage, secure, automate and troubleshoot Linux systems in cloud and hybrid environments. You will gain hands-on experience with automation, orchestration, security, and containers to prepare for roles like Linux systems administrator, systems engineer, and network engineer. Linux+ demonstrates your ability to support and protect the critical Linux platforms that businesses rely on.
Skills you'll learn
Configure and manage Linux systems, storage, networks, and services in cloud and hybrid environments.
Apply best practices including permissions, authentication, firewalls, and system hardening.
Automate administration tasks and streamline operations with shell scripting, Python, and configuration management tools.
Deploy, maintain, and monitor containers and virtual machines using leading technologies.
Troubleshoot system, network, security, and application issues to ensure uptime and reliability for business operations.
Exam details
Exam version: V8
Exam series code: XK0-006
Launch date: July 15, 2025
Number of questions: Maximum of 90 (multiple-choice and performance-based)
Duration: 90 minutes
Passing score: 720 (on a scale of 100–900)
Languages: English
Recommended experience: 12 months of hands-on experience with Linux servers; CompTIA A+, Network+, or Server+, or comparable knowledge is recommended.
Accreditation and benefits: ISO accredited by the ANSI National Accreditation Board
Retirement: usually three years after launch (estimated 2028)
Pick the right learning and practice solutions for your skill-building and exam preparation needs
No matter where you are in your journey, CompTIA’s CertMaster products deliver flexible learning and practice experiences to help you build skills, boost confidence and achieve Linux+ exam readiness.
Shop Linux+ Learn and Practice products
| Perform | Learn | Practice | Labs | |
| Best for: |
Best for those looking to build skills, learn concepts, and gain hands-on experience. No prior related job role experience needed. |
Best for those building foundational knowledge and skills. No prior related job role experience needed. |
Best for those having experience with the skills and concepts. |
Best for those looking to gain hands-on experience applying skills. |
| Primary purpose: |
Comprehensive learning with robust set of lab activities in real and simulated environments to practice skills and job readiness. |
Comprehensive learning with lab activities to practice skills. |
Confirm exam readiness and close gaps. |
Apply skills in real-world scenarios. |
| Contains: |
Instructional content, video, interactives, labs (simulated and live virtual machines), assessments, practice tests |
Instructional content, video, interactives, labs (simulated), assessments, practice tests |
Timed practice exams, objective quizzes, exam objective mastery scores |
Live virtual lab environment with guided tasks and real world-scenarios |
| Estimated duration: |
30–60 hours |
25–40 hours |
10–20 hours |
15–25 hours |
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Linux+ (V8) exam objectives summary
System Management (23%)
- Linux basics: Identify boot process steps, kernel, filesystems, and architectures.
- Device management: Manage kernel modules, hardware components, and device utilities.
- Storage management: Configure LVM, RAID, partitions, and mounted storage.
- Network configuration: Set up hosts, DNS, interfaces, and network tools.
- Shell operations: Use navigation, editing, redirection, and environment variables.
- Backups and restores: Perform archiving, compression, and data recovery.
- Virtualization: Deploy hypervisors, create VMs, and manage disk images.
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Services and User Management (20%)
- Files & directories: Control permissions, create links, and manage special files.
- Account management: Add, remove, and modify users and groups.
- Process control: Monitor states, adjust priorities, and schedule jobs.
- Software management: Install, update, or remove packages and repositories.
- Systems management: Start, stop, and review services, logs, and timers.
- Containers: Operate container runtimes, manage images, and create networks.
Security (18%)
- Auth & accounting: Configure PAM, LDAP, Kerberos, and enable auditing.
- Firewalls: Set firewalls using iptables, nftables, UFW, and zone rules.
- OS hardening: Apply permissions, configure sudo, and secure remote access.
- Account security: Enforce password policies, restrict shells, and enable MFA.
- Cryptography: Encrypt files, use hashing, and manage certificates.
- Compliance: Verify integrity, run scans, and maintain standards.
Automation, Orchestration, and Scripting (17%)
- Automation: Automate tasks with Ansible, Puppet, and CI/CD tools.
- Shell scripting: Write and troubleshoot variables, functions, and logic flows.
- Python basics: Develop scripts using environments, packages, and data types.
- Version control: Manage code with Git workflows and tagging.
- AI best practices: Apply code generation and prompt engineering responsibly.
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Troubleshooting (22%)
- System monitoring: Monitor health, logs, and event alerts.
- Hardware/storage: Diagnose boot, mount, and repair issues.
- Networking: Resolve firewall, routing, DNS, and connectivity problems.
- Security: Fix SELinux, permission, and vulnerability issues.
- Performance: Analyze CPU, memory, I/O, and optimize response times.