Practice
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Start practiceCompTIA Linux+
Intermediate Linux certification covering system management, security, scripting/containers/automation, and troubleshooting.
Mock exam
Simulate the real thing. Take a timed, full-length test and review your score and weak areas.
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About this exam
CompTIA Linux+ (XK0-005) validates the skills needed to configure, manage, and troubleshoot Linux systems, including system management, security, scripting, containers, automation, and troubleshooting.
Who should take this exam
Linux administrators, system administrators, DevOps engineers, and IT professionals managing Linux servers in the enterprise.
Career benefits
Linux+ validates vendor-neutral Linux administration skills relevant to system administration, cloud, and DevOps roles.
How to prepare
Review the official objectives, practice on a Linux distribution from the command line, and study shell scripting, security hardening, and container basics. About 12 months of hands-on Linux experience is recommended.
Quick facts
Exam costUSD $369 (pricing varies by region)
Valid for3 years from the date of certification; renewable through CompTIA continuing education.
Length90 minutes
Questions on exam90
Passing score720 on a scale of 100-900
FormatUp to 90 multiple-choice and performance-based questions
Practice questions116
Objectives4
Official pageView
What's covered
1. System Management
32%Configure and manage software, storage, processes, services, networking, and the Linux filesystem.
2. Security
21%Apply permissions, access controls, firewalls, encryption, and authentication on Linux systems.
3. Scripting, Containers, and Automation
19%Create shell scripts, perform version control with Git, manage containers, and use infrastructure-as-code and orchestration.
4. Troubleshooting
28%Analyze and troubleshoot storage, network, CPU, memory, user access, and filesystem issues.
Frequently asked questions
Are these real exam questions?
No. These are original practice questions written to match the exam objectives, each with an explanation so you actually learn the material — not exam dumps.
How does practice mode work?
You answer questions one at a time with instant feedback and explanations. Over time the app adapts, prioritizing the objectives and questions you struggle with most.
What is a mock exam?
A timed, full-length simulation that holds feedback until the end, then shows your score, pass/fail result, and a breakdown by objective.
Can I customize how I study?
Yes. Pick the study mode that fits — adaptive practice, hard mode, ready-for-review, objective coverage, or retrying questions you've missed — and set your own question count, timer, and passing score for each session.
Do I need an account?
You can try free questions for this exam without signing in. Create a free account to save your progress, track weak objectives, and unlock the full question bank.