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Network+ practice you can trust, that teaches you why.

Free CompTIA Network+ (N10-009) practice tests & exam questions

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Practice tests, timed mock exams, and per-domain drills — all in one place. Pick any one and start, no account needed.

Full Practice Tests · untimed · explained
01Practice Test 130 questions · all five domains · untimedStart 02Practice Test 230 questions · all five domains · untimedStart 03Practice Test 330 questions · all five domains · untimedStart 04Practice Test 430 questions · all five domains · untimedStart
Mock Exams · 90 questions · 90 min · timed
M1Mock Exam 190 questions · 90 minutes · timedStart M2Mock Exam 290 questions · 90 minutes · timedStart M3Mock Exam 390 questions · 90 minutes · timedStart M4Mock Exam 490 questions · 90 minutes · timedStart
Practice by Domain · focused · explained
D1Networking Concepts23% · OSI, ports, subnetting, DNSDrill D2Network Implementation20% · routing, switching, wirelessDrill D3Network Operations19% · monitoring, documentation, HADrill D4Network Security14% · hardening, attacks, access controlDrill D5Network Troubleshooting24% · methodology, tools, connectivityDrill

Every answer verified

Checked against the official objectives and sourced — no crowd-guessed answers.

Current N10-009

Written for the live exam code and dated, so you're never studying a retired version.

Free, no account

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Your CompTIA Network+ practice lab

certpracticelab is a focused workspace for practicing and mastering the CompTIA Network+ (N10-009) exam — design, configure, manage, and troubleshoot wired and wireless networks. The practice tests mirror the real exam's style and difficulty across all five official domains, so you walk in knowing exactly what to expect.

What makes certpracticelab different is simple: every answer is verified and explained. Instead of just telling you the correct letter, each question shows why the right answer is right, why every wrong option is a trap, and the source it's checked against. That turns a practice test into a study session — the fastest way to actually learn networking concepts like subnetting, the OSI model, routing, and network security rather than memorizing answers.

What the N10-009 exam covers

  • Networking Concepts (23%)
  • Network Implementation (20%)
  • Network Operations (19%)
  • Network Security (14%)
  • Network Troubleshooting (24%)
Our editorial standardEvery question is original — written to the published N10-009 objectives and checked against primary sources, with the reference shown on each one. Reviewed before publishing — no dumps, no crowd-voted answers.

Frequently asked questions

Quick answers about the exam and how certpracticelab works.

Are these real CompTIA exam questions?
No — and that's deliberate. Every question is original, written against the publicly available N10-009 exam objectives. Real exam questions are protected by CompTIA's NDA; using leaked "dumps" can get your certification revoked. Our questions teach the same concepts the real exam tests, legally and safely.
Is certpracticelab really free?
Yes. Full practice tests, no signup, and no paywall after a few questions. The site is supported by optional affiliate links (like exam vouchers) — you're never required to pay to practice.
How do you know the answers are correct?
Each answer is checked against the official exam objectives and primary sources — RFCs, vendor documentation, and networking standards — and the reference is shown right on the question. No crowd-voted or guessed answers.
Is the content up to date for N10-009?
Yes. Everything is written for the current N10-009 exam code, so you're never studying a retired version.
How should I use the practice tests to pass?
Start with topic drills to learn each objective and read every explanation — even on questions you got right. Once topics feel solid, take full timed tests to build exam stamina, then re-drill any weak domains before exam day.
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