The XK0-005 exam attracts everyone from working professionals to first-time certification candidates, and ValidVCE prepares all of them. 895 practice questions with verified answers, layered content for different starting points, and constant updates keep the material aligned with the CompTIA Linux+ Certification objectives in 2026.
CompTIA XK0-005 Exam Overview:
| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Linux+ Certification Exam |
| Exam Number: | XK0-005 |
| Related Certifications: | CompTIA Server+ CompTIA A+ CompTIA Network+ |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Exam Price: | $369 USD |
| Exam Format: | Performance-based, Multiple-choice |
| Passing Score: | 720 (on a scale of 100-900) |
| Available Languages: | English |
| Real Exam Qty: | Maximum 90 |
| Sample Questions: |  |
| Exam Way: | Online or in-person testing through Pearson VUE |
| Pre Condition: | No formal prerequisite. CompTIA recommends CompTIA A+, Network+, Server+, and at least 12 months of hands-on Linux administration experience. |
| Official Syllabus URL: | https://www.comptia.org/en-us/certifications/linux/ |
CompTIA XK0-005 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Scripting, Containers, and Automation | 19% | - Containers and orchestration
|
| Topic 2: Security | 21% | - Firewall and hardening
|
| Topic 3: System Management | 32% | - Storage and device management
|
| Topic 4: Troubleshooting | 28% | - Hardware and storage troubleshooting
|
XK0-005 Exam: Frequently Asked Questions
The CompTIA Linux+ Certification exam includes Maximum 90 and runs for 90 minutes. Practice pacing with the timed modes in the ValidVCE engines so exam-day time pressure feels familiar rather than frightening.
ValidVCE offers 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. Claims require a scan of your enrollment slip and the official Score Report PDF, submitted within 2 days of the exam, and are processed within 7 days. An alternative is available too: 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 shows up within 2 hours.
No formal prerequisite. CompTIA recommends CompTIA A+, Network+, Server+, and at least 12 months of hands-on Linux administration experience. Since requirements can change, verify the current rules on the official CompTIA exam page before scheduling.
The official CompTIA Linux+ Certification outline organizes the exam into 4 domains. The three largest are System Management (32%), Security (21%), and Scripting, Containers, and Automation (19%). See the full list in the topics section above — the 895 practice questions at ValidVCE address every domain there.
The XK0-005 exam is a CompTIA certification exam that measures the skills defined in the CompTIA Linux+ Certification syllabus shown above. It feeds into these credential paths: CompTIA A+, CompTIA Network+, CompTIA Server+. Candidates range from students to seasoned professionals, and the material at ValidVCE reflects that — 895 practice questions written in accessible language, with verified answers, in PDF, Desktop Test Engine, and Online Test Engine formats.
Yes — CompTIA lists these recommended resources for the CompTIA Linux+ Certification exam:
After the coursework, reinforce it with the 895 practice questions from ValidVCE — self-paced, so you can use them whenever your schedule allows.
Registration for the CompTIA Linux+ Certification exam costs $369 USD, and the passing score is 720 (on a scale of 100-900). Retakes cost the same again, which is a good reason to measure your readiness with the ValidVCE practice engines before booking.
Online or in-person testing through Pearson VUE Book the CompTIA Linux+ Certification exam through these official channels:
After booking, the ValidVCE practice questions — delivered by email within 1 minute of purchase — let you start preparing the same day.
The complete CompTIA Linux+ Certification preparation set: 895 practice questions in three formats — a printable, expert-prepared PDF with instant download; a Desktop Test Engine for Windows with two practice modes and offline access that simulates the real exam; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS, with test history and performance review. A free demo lets you sample everything first, updates are free for 365 days, renewal afterward costs 50% of the standard price, and installations are unlimited.
CompTIA Linux+ Certification Sample Questions:
A Linux administrator has downloaded the network-tools-12.1-17.i386.rpmpackage for installation to a local system. The administrator issues the rpm -ivh nerwork-cools-12.1-
17.i386.rpmcommand to install the package. After attempting to use the newly installed package, the administrator realizes the package for the system's architecture was not installed correctly.
Which of the following commands should the administrator use to remove the package from the system?
- A. rpm -U network-tools-12.1-17.i386.rpm
- B. rpm -ivh network-tools-12.1-17.i686.rpm
- C. rpm -e network-tools
- D. rpm -r network-tools
Correct Answer: C 🗳️
Ann, a Linux administrator, is storing scripts in a private Git repository.
Which of the following commands should Ann use to avoid entering the login and password every time Ann commits change?
- A. Echo authe n tapprove `'>> .git/config
- B. Git config credential.help cache
- C. Git init shared-true
- D. Git credential approve
Correct Answer: A 🗳️
A user requested a USB serial device to be added to a desktop computer. The device has built-in kernel driver support. The administrator tested the device installation and access, but the user cannot access the serial port. Each time the user attempts to access the device, an error log is created that shows the user does not have permission to use the serial port. Which of the following will add a user to the group that has serial port capabilities?
- A. usermod -a -G serialport $USER
- B. usermod -a -G root $USER
- C. usermod -a -G dialout $USER
- D. usermod -a -G modem $USER
Correct Answer: C 🗳️
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A network administrator installed a web server on a Linux host and added a firevalid command to open port tcp/80. The web server worked without error until an updated and patch kernel was installed on the system a month later. Now users are unable to access the web server even though the service is running, which of the following would fix the issue?
- A. Change the firevalid zone t private and open port tcp/80.
- B. Use the firevalid command to open tcp/80 both with and without the -permanent switch.
- C. Use the firevalid command to open the HTTP application service rather than the port.
- D. Issue an additional firevalid command to open up port tcp/443 as well as port tcp/80.
Correct Answer: B 🗳️
A Linux administrator needs to forward port 8000 on a remote server remote to port 8000 on a local server. Which of the following commands should the administrator run on the local server to achieve this goal?
- A. iptables -A FORWARD -m state -p tcp -d remote --dport 8000 -j accept
- B. firewall-cmd --add-forward-port=port=8000:proto=tcp:toport=8000:toaddr=remote
- C. ssh -R 8000:localhost:8000 remote
- D. socat TCP4-LISTEN:8000,fork TCP4:remote:8000
Correct Answer: C 🗳️
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