Free Practice Questions for CompTIA Linux+ Certification
Study with 354 exam-style practice questions designed to help you prepare for the CompTIA Linux+.
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Pass and fail outcomes from candidates who prepared here — advice, scores, and prep time.
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Exam Details
Key information about CompTIA Linux+
- Multiple choice
- Fill in the blank
90 minutes
English
usually three years after launch (estimated 2028)
July 15, 2025
V8
720 (on a scale of 100–900)
XK0-006
Maximum of 90 (multiple-choice and performance-based)
12 months of hands-on experience with Linux servers; CompTIA A+, Network+, or Server+, or comparable knowledge is recommended.
ISO accredited by the ANSI National Accreditation Board
Exam Topics & Skills Assessed
Skills measured (from the official study guide)
Domain 1: System Management
Subdomain 1.1: Linux basics
Subdomain 1.2: Device management
Subdomain 1.3: Storage management
Subdomain 1.4: Network configuration
Subdomain 1.5: Shell operations
Subdomain 1.6: Backups and restores
Subdomain 1.7: Virtualization
Domain 2: Services and User Management
Subdomain 2.1: Files & directories
Subdomain 2.2: Account management
Subdomain 2.3: Process control
Subdomain 2.4: Software management
Subdomain 2.5: Systems management
Subdomain 2.6: Containers
Domain 3: Security
Subdomain 3.1: Auth & accounting
Subdomain 3.2: Firewalls
Subdomain 3.3: OS hardening
Subdomain 3.4: Account security
Subdomain 3.5: Cryptography
Subdomain 3.6: Compliance
Domain 4: Automation, Orchestration, and Scripting
Subdomain 4.1: Automation
Subdomain 4.2: Shell scripting
Subdomain 4.3: Python basics
Subdomain 4.4: Version control
Subdomain 4.5: AI best practices
Domain 5: Troubleshooting
Subdomain 5.1: System monitoring
Subdomain 5.2: Hardware/storage
Subdomain 5.3: Networking
Subdomain 5.4: Security
Subdomain 5.5: Performance
Techniques & products