CompTIA Linux+
A vendor-neutral Linux credential focused on system administration, configuration, maintenance, security, troubleshooting, and command-line skills.
Last verified: 2026-09-01
Overview
CompTIA Linux+ is a vendor-neutral Linux administration certification focused on managing modern Linux systems across distributions. It covers system management, services and users, security, automation and scripting, troubleshooting, containers, and operational practices used by administrators and infrastructure teams.
- Recommended experience
- Candidates should have practical Linux command-line and administration experience, including filesystems, users and permissions, networking, services, package management, security, scripting, and troubleshooting. Hands-on lab practice is strongly recommended.
- Estimated study time
- 90–150 hours
- Target job roles
- Linux Systems AdministratorSystems AdministratorDevOps TechnicianCloud Support EngineerInfrastructure EngineerTechnical Support Engineer
Exam Details
CompTIA Linux+
- Exam code
- XK0-006
- Number of exams
- 1
- Duration
- 90 minutes
- Question count
- Up to 90 questions
- Delivery method
- Pearson VUE testing center or online proctored exam
- Price
- Verify current regional pricing with CompTIA
Skills and Domains
System Management
23%Linux installation, storage, processes, kernel concepts, networking, packages, and system administration.
Services and User Management
20%Service configuration, users, groups, permissions, scheduled tasks, and common Linux service administration.
Security
18%Linux permissions, access control, authentication, firewalls, logging, hardening, and security practices.
Automation, Orchestration, and Scripting
17%Shell and Python scripting concepts, automation, orchestration, containers, configuration management, and repeatable administration.
Troubleshooting
22%Diagnosing and resolving system, storage, networking, service, security, and performance issues.
Study Resources
CompTIA Exam Objectives
Official resourceOfficial Guide · Free
Official CompTIA exam-objectives resource for downloading the current Linux+ objectives.
View resourceCompTIA Linux+ Certification
Official resourceDocumentation · Free
Official CompTIA Linux+ certification overview and current exam information.
View resourceCompTIA Continuing Education Renewal Options
Official resourceDocumentation · Free
Official CompTIA renewal options and Continuing Education guidance.
View resourceRenewal
- Validity period
- 3 years
- Renewal method
- Renew through CompTIA Continuing Education by earning the required CEUs, completing an eligible renewal option, or earning an approved higher-level certification.
- Notes
- Linux+ requires 50 CEUs during the three-year renewal cycle when using the CEU route. Verify current fees and eligible activities with CompTIA.
Related Certifications
Recommended Before
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Recommended After
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Alternatives
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Specializations
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