Most prep teaches you networking theory. The N10-009 exam tests whether you can calculate subnet CIDR masks under timed conditions, troubleshoot VLAN trunking, and configure routing tables. CertsTutor builds those hands-on skills in interactive performance based questions, flashcards, and scenario-based questions, then tracks your retention until you’re exam-ready.
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Assign optimal VLSM subnet masks for 3 corporate departments on 192.168.10.0/24 without overlap.
"For 50 hosts, a /26 provides 62 usable IPs (64 − 2). Perfect allocation with zero broadcast overlap!"
Generic question banks sell static lists. CertsTutor sequences hands-on practice so knowledge holds until exam day.
Build your foundational knowledge with 550 realistic scenario-based questions. Every single choice includes full rationale breakdowns for right and wrong options.
Prove your hands-on execution under real exam timing: Subnetting, Topology, CIDR, VLAN trunks. 12 simulated labs across all exam domains.
Lock it in. Spaced-repetition algorithms resurface 500 key concepts right as your memory decay reaches its retention window.
Any AI can explain how CIDR notation works. Coach TIA knows you missed it twice this week, knows which wrong answer you picked both times, and knows it's worth 23% of your exam.
Tracks every objective separately, so answers target what you actually got wrong — not the general topic.
Doesn't just mark it wrong. Explains why the distractor was tempting, and whether you've fallen for it before.
Readiness scored per domain against CompTIA weights. You'll know when to book instead of guessing.
We weight your prep harder on the heaviest exam domains so you spend study time where points live.
| Domain | Exam Weight | PBQ Labs | Questions | Flashcards |
|---|---|---|---|---|
| 5.0Network Troubleshooting | 24% | 3 labs | 132 | 120 |
| 1.0Networking Concepts | 23% | 3 labs | 126 | 115 |
| 2.0Network Implementation | 20% | 2 labs | 110 | 100 |
| 3.0Network Operations | 19% | 2 labs | 105 | 95 |
| 4.0Network Security | 14% | 2 labs | 77 | 70 |
Clear, upfront pricing with no monthly billing. Exam Sprint is a one-time pass; Career Path covers all certs.
See where you stand
90-Day Full Access Pass
1-Year All-Cert Access
Complete 80% of your Active Recall path, score 85%+ on two full practice exams, sit the official exam within 6 months, and send us your score report. If you didn't pass, we refund every cent within 48 hours. No forms.
The conditions aren't fine print — they're the study plan. Nobody who finishes them walks in unprepared.
Already failed once? That's exactly who this is for.
| Feature | CertsTutor | MCQ Apps | Video Courses | Official CertMaster |
|---|---|---|---|---|
| Interactive PBQ simulation | ✓ | Rare / static | ✗ | ✓ |
| AI tutor using your performance data | ✓ | Generic chat | ✗ | ✗ |
| Adaptive spaced repetition | ✓ | Partial | ✗ | ✓ |
| Structured path with a finish line | ✓ | ✗ | ✗ | ✓ |
| Pass guarantee | ✓ | ✗ | Varies | ✗ |
| Price | Free / $59–$249 | $15–20/mo | $119–399 | $349+ |
We're not the cheapest. Free video courses exist and they're genuinely good — Professor Messer's are better than most paid content. What none of them give you is a simulator for the questions that fail people, and a tutor that knows your scores.
Based on current BLS and enterprise hiring benchmarks for certified professionals.