Try and practice the latest CompTIA : XK0-005 real questions & answers
Last Updated: Oct 17, 2026
No. of Questions: 895 Questions & Answers with Testing Engine
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CompTIA XK0-005 Exam Overview:
| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Linux+ Certification Exam |
| Exam Number: | XK0-005 |
| Real Exam Qty: | Up to 90 |
| Exam Duration: | 90 minutes |
| Passing Score: | 720 (scale 100–900) |
| Exam Price: | $348 USD |
| Related Certifications: | CompTIA Network+ CompTIA A+ CompTIA Server+ |
| Available Languages: | Japanese, English, Spanish, Portuguese |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple-choice, Performance-based |
| Recommended Training: | CompTIA Official Training |
| Exam Registration: | CompTIA Official Registration Pearson VUE Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended 12+ months of hands-on Linux administration experience; CompTIA A+, Network+, Server+ are suggested |
| Official Syllabus URL: | https://www.comptia.org/certifications/linux |
CompTIA XK0-005 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Troubleshooting and Diagnostics | 22% | - System recovery and rescue modes - Storage and filesystem errors - System and application log analysis - Performance monitoring and optimization - Boot and startup issues - Network connectivity problems |
| System Architecture | 15% | - Kernel modules and parameters - Hardware components and peripheral management - Systemd configuration and management - Boot processes and runlevels |
| Scripting, Containers and Automation | 15% | - Bash shell scripting - Infrastructure as Code and automation tools - Version control basics - Scheduling tasks (cron, at, systemd timers) - Container management (Docker, Kubernetes basics) |
| Linux System Management | 27% | - Service and process management - Package management (RPM, DEB, repositories) - User and group administration - Network configuration and troubleshooting - File and directory permissions - Storage configuration and management |
| Security | 21% | - Firewall configuration (firewalld, iptables, nftables) - Audit and logging - Secure remote access (SSH, key management) - SELinux and AppArmor - File and filesystem encryption - Access control and authentication |
XK0-005 Exam: Frequently Asked Questions
The CompTIA Linux+ Certification exam contains Up to 90 to complete within 90 minutes. Timed simulation in the Actual4Cert Desktop Test Engine teaches that rhythm before exam day does.
No mandatory prerequisites; recommended 12+ months of hands-on Linux administration experience; CompTIA A+, Network+, Server+ are suggested Since requirements change over time, confirm the latest on the official CompTIA exam page before scheduling.
Actual4Cert issues a full refund if you take the CompTIA Linux+ Certification exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
CompTIA recommends these training resources for the CompTIA Linux+ Certification exam:
Follow the training with steady self-testing — the 895 practice questions from Actual4Cert help you apply theory and fill any gaps the training leaves.
The CompTIA Linux+ Certification exam requires 720 (scale 100–900) to pass, and registration costs $348 USD. A failed attempt means paying the same fee again — a readiness check with the Actual4Cert engines before booking is the cheaper option.
The official CompTIA Linux+ Certification outline defines 5 domains. The leading three are System Architecture (15%), Security (21%), and Troubleshooting and Diagnostics (22%). The full list is in the topics section above, and Actual4Cert's 895 practice questions cover each one.
Online proctored or onsite at Pearson VUE test centers Register for the CompTIA Linux+ Certification exam through these official channels:
After booking, Actual4Cert delivers your practice questions within 1 minute — preparation starts the same day.
The XK0-005 exam is a CompTIA certification exam validating the CompTIA Linux+ Certification syllabus shown above. It belongs to these credential paths: CompTIA A+, CompTIA Network+, CompTIA Server+. Candidates in 2026 prepare for it with Actual4Cert's 895 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. Unsure which suits you? Apply for the free demos and compare — the 895 practice questions are identical across versions, so the only question is preference. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
CompTIA Linux+ Certification Sample Questions:
A new user has been added to a Linux machine. Which of the following directories would contain the user's default files?
- A. /etc/inittab
- B. /etc/passwd
- C. /etc/skel
- D. /etc/login.defs
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
A user created the following script file:
#!/bin/bash
# FILENAME: /home/user/script.sh
echo "hello world"
exit 1
However, when the user tried to run the script file using the command ~/script.sh, an error returned indicating permission was denied. Which of the following should the user execute in order for the script to run properly?
- A. chmod u+x /home/user/script.sh
- B. chmod o+r /home/user/script.sh
- C. chmod 007 /home/user/script.sh
- D. chmod 600 /home/user/script.sh
Correct Answer: A 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
An administrator is reviewing updates in the master online Git repository and notices a file named . The file contains passwords and should only be in the administrator's local repository, not the .htaccess online one. Which of the following would prevent this file from appearing online in the future?
- A. echo ".htaccess" >> .gitignore
- B. sed -i 's/#Preserve Hidden=True/Preserve Hidden=True/g' .git/config
- C. chown nobody:nodoby .htaccess
- D. git commit -m "File Update" -x .htaccess
Correct Answer: A 🗳️
A Linux administrator wants to set the SUID of a file named dev_team.text with 744 access rights.
Which of the following commands will achieve this goal?
- A. chmod 744 --setuid dev_team.txt
- B. chmod -c 744 dev_team.txt
- C. chmod 4744 dev_team.txt
- D. chmod -v 4744 --suid dev_team.txt
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
A Linux administrator was notified that a virtual server has an I/O bottleneck. The Linux administrator analyzes the following output:
Given there is a single CPU in the sever, which of the following is causing the slowness?
- A. The system is running out of swap space.
- B. The CPU is overloaded.
- C. The memory is exhausted.
- D. The processes are paging.
Correct Answer: B 🗳️
Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).
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