Explore 6 certification guides, their background stories, and shared quiz practice. The exam catalogue lists planned course outlines. Exam courses, graded certification labs, and practical exams are not available yet.
You book and pay for the official exam with the vendor directly. We do not sell vouchers or guarantee a pass. Current platform plans are listed on the pricing page; planned exam courses are not open for sign-up.
Red Hat Certified System Administrator
The single most respected Linux cert for enterprise hiring. Live exam, no multiple choice. You sit at a real RHEL system and solve real problems.
exam EX200 | Performance | 2.5 hrs | vendor exam fee $500 | valid 3 years
CompTIA Linux+ Certification
Vendor-neutral, ATS-friendly across every major Linux distro. The right starting cert if you're early in your Linux career and want broad coverage.
exam XK0-006 | 90 questions | 90 min | vendor exam fee $369 | valid 3 years
Linux Foundation Certified System Administrator
From the org that maintains Linux itself. Hands-on, distribution-flexible. Strong signal for DevOps and cloud engineering roles.
exam LFCS | Performance | 2 hrs | vendor exam fee $445 | valid 2 years
Red Hat Certified Engineer
Senior-level cert focused on Ansible automation. The cert that separates a sysadmin from a senior Linux engineer or platform engineer.
exam EX294 | Ansible | 4 hrs | vendor exam fee $450 | valid 3 years
Prerequisite: RHCSA
Certified Kubernetes Administrator
Certified Kubernetes Administrator. Cloud-native gold standard. Most AI infrastructure jobs require this on the resume by name.
exam CKA | Performance | 2 hrs | vendor exam fee $445 | valid 2 years
Linux Professional Institute LPIC-1
Two-exam track from the Linux Professional Institute. Strong international recognition, especially in Europe and government environments.
exam 101-500 + 102-500 | vendor exam fee $200 x 2 | valid 5 years
Preview the planned RHCSA course outline, browse exam course outlines, or open quiz practice.