Linux+
CompTIA Linux+
CompTIA Linux+
› Quality score
Four-axis SecProve rubric, each 0–10. SecProve editorial assessment — each axis carries a written justification so you can push back on any single call without dismissing the whole score.
› Market signals
public, citable inputs to the recognition score› Exam format
Max. 90 questions (multiple-choice + performance-based), 90 minutes, proctored via Pearson VUE. Passing score: 720/900.
First retake immediate; 14-day wait before each subsequent attempt. Retake fee equals the standard exam fee.
› Recertification
Valid for 3 years. Renewal via 30 CEUs or higher CompTIA cert or re-exam.
› NICE Framework work roles
The NIST NICE work-role IDs this cert maps to. NICCS lookup.
› Core domains covered
The 1 domain this cert is centrally about. Passing the exam demonstrates working knowledge of each.
› Prerequisites
No formal prerequisites. Recommended: A+ and 12 months Linux experience.
› Study materials
Curated starting points. Not exhaustive — vet each against your learning style and the current exam version.
- CompTIA Linux+ (XK0-005) Study Guide — Sybex / Pearson IT Certification
- CompTIA CertMaster Learn + Labs
- Professor Messer (free)
- Jason Dion (Udemy)
- Boson ExSim-Max for Linux+ (XK0-005)
- Jason Dion Practice Exams (Udemy)
› Version & lifecycle
› Salary signal
Junior Linux admin / DevOps practitioner, US, 1-3 years.
Robert Half Salary Guide · 2024 · US base only · p25–p75 range
› How it compares
Linux+ is MCQ + perf items; LFCS is fully hands-on lab. LFCS carries more practical weight.
↔ Compare side-by-sideLinux+ is vendor-neutral; RHCSA is Red Hat-specific with hands-on lab exam.
↔ Compare side-by-sideSee this cert’s domains highlighted on the interactive map, or compare it against the rest of the catalog.