CompTIA

CompTIA Linux+

CompTIA Linux+ Certification (XK0-006)

Vendor-neutral certification validating the ability to manage, secure, automate, and troubleshoot Linux systems in cloud and hybrid environments. Common for Linux administrators, DevOps, and cloud engineers.

$33890 minutes

What's on the exam

XK0-006 (V8) Exam Objectives

System Management

23%

Filesystem hierarchy and management · Package and software management · Storage, partitions, and LVM · Process and resource management · Kernel modules and boot process

Services and User Management

20%

User and group administration · Server services (web, DNS, database) · Network configuration · Authentication and authorization · Cloud and virtualization services

Security

18%

File and directory permissions · SELinux and AppArmor · Firewalls and access control · Encryption and certificates · Identity and access management

Automation, Orchestration, and Scripting

17%

Shell scripting (bash) · Git version control · Infrastructure as code concepts · Containers and orchestration · CI/CD fundamentals

Troubleshooting

22%

Storage and filesystem issues · Network connectivity problems · Service and process failures · Performance and resource analysis · Boot and kernel troubleshooting

Frequently asked questions

How much does the CompTIA Linux+ cost?

The CompTIA Linux+ costs $338. Voucher price varies by region and bundle; confirm current pricing with CompTIA.

How long is the CompTIA Linux+ and how many questions does it have?

Up to 90 items — 90 minutes.

What do you need to pass the CompTIA Linux+?

720 on a scale of 100–900.

Can you retake the CompTIA Linux+?

No wait for second attempt; 14-day wait for third and subsequent attempts.

What is the best way to study for the CompTIA Linux+?

Study the official blueprint, not random material: the exam is weighted by domain (System Management 23%, Services and User Management 20%, Security 18%, Automation, Orchestration, and Scripting 17%, Troubleshooting 22%). Spaced-repetition flashcards built domain-by-domain against that blueprint are the most time-efficient way to cover everything the exam tests.

Program in development

We're building a blueprint-complete program for this exam. Meanwhile, explore live programs across 11 exam.

Explore programs →