CompTIA Network+ Practice Test
Tests readiness for CompTIA Network+ — networking concepts, network implementation, network operations and security, and network troubleshooting — with scenario questions mapped to the published exam objectives. Pass to earn CompTIA Network+ Exam Readiness SOA-CNP.
- Advanced difficulty.Assumes years in the role or deep specialist knowledge.
- 20 scenario questions
- 20 minutes, timed
- 70% to pass · 90% for distinction
- Free no sign-up needed
- LinkedIn-ready · add it to your profile in one clickSee how ↓
What is the CompTIA Network+ Practice Test?
The CompTIA Network+ Practice Test is a free 20-minute skill test from Science of Apps. It tests readiness for CompTIA Network+ — networking concepts, network implementation, network operations and security, and network troubleshooting — with scenario questions mapped to the published exam objectives. Score 70% or more on its 20 questions to earn a verifiable CompTIA Network+ Exam Readiness certificate (SOA-CNP). Every question is based on published standards and research — including CompTIA Network+ certification (CompTIA), RFC 1918: Address Allocation for Private Internets (IETF), Service name and port number registry (IANA) — and each answer is explained with its source.
Built for your job title
Network technician, Junior network administrator, IT support specialist, NOC technician and Career switcher into networking — and anyone who wants quick, verifiable proof of CompTIA Network+ skills for a CV or LinkedIn.
- Network technician
- Junior network administrator
- IT support specialist
- NOC technician
- Career switcher into networking
What the test covers
Four skill areas with 5 questions each, drawn from a bank of 10 per area, so a retake brings questions you haven't seen.
- 01
Networking Concepts
25%- OSI model and protocols
- IP addressing and subnetting
- Ports and services
- 02
Network Implementation
25%- Routing and switching
- VLANs and wireless
- Cloud and data-centre networking
- 03
Network Operations and Security
25%- Monitoring and documentation
- High availability and DR
- Security controls and attacks
- 04
Network Troubleshooting
25%- Cable and physical issues
- Connectivity and service issues
- Tools and commands
Independent practice test. Science of Apps is not affiliated with, endorsed by or sponsored by CompTIA. Product and exam names are trademarks of their owners. Passing earns a Science of Apps certificate, not the official exam credential.
Based on published standards
The questions are original scenarios, and each one names the public standard, official guide or research it draws on — shown under the question while you answer, and linked in your review. These are the sources behind this test:
Try a sample question
Which OSI layer is responsible for routing packets between networks?
- Layer 3 (Network)
- Layer 7 (Application)
- Layer 2 (Data link)
- Layer 4 (Transport)
Show the answer
A. Layer 3 (Network) — Routers operate at the network layer using IP addresses. The real test has 20 questions like this.
How the test works
20 minutes, 20 questions
One question per screen, with a progress bar and a countdown. Your progress is saved on this device if you need to pause.
Graded on our server
Answers reach the page only after you submit, so the certificate can only be earned by passing.
Every answer explained
Pass or not, you see every question with the right answer, why, and the source behind it. Pass mark 70%, distinction 90%.
Your certificate
Founder-signed, with a QR code and credential ID. Download PDF or PNG, add to LinkedIn, and it's emailed to you.
What you earn

Pass, then add it to LinkedIn in one click
No typing. The Add to LinkedIn button opens your profile’s Licenses & certifications form already filled in: the certificate name, Science of Apps as the issuer, the issue date, your credential ID and a link recruiters can use to verify it.
- 1Take the 20-minute test
- 2Score 70% or more
- 3Click Add to LinkedIn

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Frequently asked questions
What is the CompTIA Network+ Practice Test?
The CompTIA Network+ Practice Test is a free 20-minute skill test from Science of Apps. It tests readiness for CompTIA Network+ — networking concepts, network implementation, network operations and security, and network troubleshooting — with scenario questions mapped to the published exam objectives. Score 70% or more on its 20 questions to earn a verifiable CompTIA Network+ Exam Readiness certificate (SOA-CNP). Every question is based on published standards and research — including CompTIA Network+ certification (CompTIA), RFC 1918: Address Allocation for Private Internets (IETF), Service name and port number registry (IANA) — and each answer is explained with its source.
How do I take the CompTIA Network+ Practice Test for free?
Read the four skill areas on this page, then take the 20-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a CompTIA Network+ Exam Readiness certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.
Are the CompTIA Network+ Practice Test questions based on real standards?
Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: CompTIA Network+ certification (CompTIA); RFC 1918: Address Allocation for Private Internets (IETF); Service name and port number registry (IANA); SP 800-34 Rev. 1: Contingency Planning Guide (NIST); NIST Cybersecurity Framework 2.0 (NIST). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.
What does the CompTIA Network+ Practice Test cover?
Four skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Networking Concepts (OSI model and protocols, IP addressing and subnetting and Ports and services); Network Implementation (Routing and switching, VLANs and wireless and Cloud and data-centre networking); Network Operations and Security (Monitoring and documentation, High availability and DR and Security controls and attacks); Network Troubleshooting (Cable and physical issues, Connectivity and service issues and Tools and commands). Every question is an original scenario based on a published standard, official documentation or research, named under the question.
Who should take the CompTIA Network+ Practice Test?
Network technician, Junior network administrator, IT support specialist, NOC technician and Career switcher into networking. It suits anyone who wants a quick, verifiable way to show CompTIA Network+ skills, from students and career switchers to experienced professionals.
Is this the official CompTIA Network+ exam?
No. It is an independent practice test written to the publicly available CompTIA Network+ content outline, for checking your readiness before you book the real exam. Science of Apps is not affiliated with CompTIA, and passing earns a Science of Apps certificate rather than the official credential.
Can I take the CompTIA Network+ Practice Test from any country?
Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.
How long is the CompTIA Network+ Practice Test?
20 questions — 5 from each of 4 skill areas — with a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.
How hard is the CompTIA Network+ Practice Test?
We rate it Advanced: assumes years in the role or deep specialist knowledge. It has 20 scenario questions — 5 from each of 4 skill areas — and a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.
How much do Science of Apps certifications cost?
Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.
How are the tests graded?
On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.
What happens if I don't pass?
You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.
Do the certificates expire?
No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.
Can I add the certificate to LinkedIn?
Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.
How can an employer verify my certificate?
Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.
Are these accredited qualifications?
No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.
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