Free Network+ practice test 2026: 20 questions without signup

Questions on the exam

90

Time allowed

90 minutes format →

Passing score

720 of 900 — vendor, checked September 4, 2026 detail →

Exam fee

$369 — vendor, checked September 5, 2026 detail →

2098 practice test questions for CompTIA Network+, grouped by exam domain. Every question below shows all four options, which one is correct, and why each of the other three is not — the wrong answers are where most candidates lose marks.

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Network+ certification: requirements, cost and exam format → ·  Network+ exam format →  ·  Network+ passing score →  · Network+ exam cost →

Questions by domain

• Network Troubleshooting — 502 questions →
• Networking Concepts — 483 questions →
• Network Implementation — 420 questions →
• Network Operations — 399 questions →
• Network Security — 294 questions →

Sample questions

Compare current configuration and scanner behavior: Which action provides the strongest next evidence about th

1. Compare current configuration and scanner behavior with the prior baseline and the maintenance record. ✓

   This combines state, observed behavior, and documented maintenance to identify and corroborate the changed condition.
2. Compare current settings with the prior baseline.

   This is useful, but it omits behavior and the maintenance record that can correlate the configuration change with the symptom.
3. Review the change ticket.

   The ticket describes planned work but does not establish the current-versus-previous configuration.
4. Compare the current scanner setting.

   One setting may miss a network change affecting scanner behavior.

All 502 Network Troubleshooting questions →

Fiber carries light without electromagnetic coupling: Which feature directly addresses that requirement?

1. Shielded copper limits electromagnetic coupling.

   Shielding reduces interference, but copper remains a conductive signaling medium.
2. Twisted pair rejects some noise.

   Twisting improves noise rejection, but the cable still carries electrical signals through the interference zone.
3. A repeater regenerates weakened signals after a long cable run.

   Regeneration addresses attenuation and timing, not copper’s susceptibility to electrical interference.
4. Fiber carries light without electromagnetic coupling. ✓

   Fiber uses light through nonconductive glass, avoiding electromagnetic interference and ground-potential issues.

All 483 Networking Concepts questions →

Longest matching prefix: Which route-selection principle determines the chosen entry?

1. Protocol metric

   Metrics select among routes within a protocol, not between different destination prefix lengths in forwarding.
2. Longest matching prefix ✓

   10.20.30.44 matches both /16 and /24, but /24 is more specific, so longest-prefix forwarding selects it first.
3. Administrative distance

   Administrative distance compares route sources for the same prefix; it does not override a more specific installed prefix.
4. Default-route preference

   The default route matches broadly but is used only when no more specific installed route matches the destination.

All 420 Network Implementation questions →

Physical network diagram: Which documentation is most appropriate?

1. Physical network diagram ✓

   A physical diagram traces hardware locations and cabling paths, directly supporting the requested connectivity investigation.
2. Configuration baseline

   A configuration baseline records approved device settings but does not map installed hardware and cable paths.
3. Logical network diagram

   A logical diagram shows protocols, VLANs, and subnets rather than the physical cable and hardware paths requested.
4. IP address allocation table

   An address table records assignments and subnets but cannot show cable routes or equipment placement.

All 399 Network Operations questions →

TLS for browser traffic: Which feature directly satisfies the requirement?

1. WPA3 wireless access

   WPA3 protects a wireless local-area connection, not the browser session across untrusted networks.
2. TLS for browser traffic ✓

   TLS protects the browser application session with confidentiality and integrity across untrusted networks.
3. Full-disk encryption

   Full-disk encryption protects stored data on devices, not data while it traverses networks.
4. IPsec tunnel across untrusted networks

   IPsec can protect network-layer traffic, but the requirement specifically calls for securing the browser application session without a network tunnel.

All 294 Network Security questions →

Test one variable on the isolated terminal during: Which approach reproduces the issue safely?

1. Disable switching safeguards across the branch during the approved test window.

   Removing safeguards expands risk and is unnecessary when an isolated terminal is available.
2. Change wireless channels and firmware together during business hours.

   Simultaneous production changes increase impact and obscure which change affected disconnects.
3. Test one variable on the isolated terminal during the approved window. ✓

   An authorized, isolated, single-variable test limits impact and preserves causal clarity.
4. Reset every point-of-sale device before testing.

   A broad reset can disrupt operations and changes multiple device states without confirming the cause.

All 502 Network Troubleshooting questions →

A MAC address identifies the network interface: Which addressing feature provides that local-link identificati

1. An IP address identifies the device’s logical network location.

   IP identifies logical Layer 3 locations and supports routing, but it is not the local Ethernet interface identifier.
2. A TCP port identifies the receiving application process.

   TCP ports distinguish application endpoints after delivery reaches a host, not the local interface itself.
3. A MAC address identifies the network interface on the local link. ✓

   Ethernet uses MAC addresses to identify interfaces for delivery across the local data-link segment.
4. A DNS name provides a human-readable name for network resolution.

   DNS names resolve through a service and do not directly identify an Ethernet interface on the local link.

All 483 Networking Concepts questions →

A default route with a zero-length network prefix: Which route feature directly satisfies this requirement?

1. A default route with a zero-length network prefix ✓

   A 0.0.0.0/0 route matches any IPv4 destination not covered by a more specific installed route.
2. A floating static route with a higher preference value

   A floating static route provides backup selection, but its prefix still determines which destinations it can match.
3. A virtual gateway address shared by redundant routers

   A virtual gateway improves first-hop availability but does not itself define routes for otherwise unknown destinations.
4. A host route with a thirty-two-bit prefix

   A /32 route matches only one IPv4 destination and cannot provide catch-all forwarding for unknown networks.

All 420 Network Implementation questions →

Network+ exam: the facts

How many questions are on the Network+ exam?

90, as published by the exam vendor.

How long is the Network+ exam?

90 minutes. Across 90 questions that is about 60 seconds per question.

What topics does the Network+ exam cover?

5 domains: Network Troubleshooting, Networking Concepts, Network Implementation, Network Operations, Network Security. Weights: Network Troubleshooting 24%, Networking Concepts 23%, Network Implementation 20%, Network Operations 19%, Network Security 14%.

How many Network+ practice test questions does Certsqill have?

2098, spread across 5 exam domains. Every one shows all options, which is correct, and why each of the others is not.

What a good Network Plus practice test should do

A practice test is only useful if its results tell you what to study next. The real exam is a maximum of 90 questions in 90 minutes, a mix of multiple choice and performance-based items, with a passing score of 720 on a scale of 100 to 900. A good N10-009 practice test reflects that format and follows CompTIA’s domain weights, so a strong score in one area cannot hide a weak one.

Look for explanations on every option, not only the correct answer. CompTIA’s questions often offer two answers that are both technically possible; knowing why one is better is what moves your score.

• Network troubleshooting — 24%
• Networking concepts — 23%
• Network implementation — 20%
• Network operations — 19%
• Network security — 14%

CompTIA Network Plus exam questions: real items vs practice

When people search for CompTIA Network Plus exam questions they usually mean one of two things: the live items, which CompTIA keeps confidential, or practice questions written against the same objectives. CompTIA’s Candidate Agreement states that any disclosure of the contents of a CompTIA certification exam is strictly prohibited, so only practice questions are a legitimate option.

That makes the quality of the explanations the thing to judge when you compare CompTIA Network questions from different sources. A question bank that only marks right and wrong tells you your score; one that explains every option tells you what to fix.

Network Plus simulation questions and PBQs

CompTIA states that the exam mixes multiple-choice and performance-based questions, but it does not publish how many of the up to 90 items are performance-based. Network Plus simulation questions ask you to complete a task — configure, match, place or troubleshoot — rather than pick an answer, and they take longer.

Practise them under time pressure. In a full timed run, leave room for the slower items, and review them by domain afterwards: a performance-based question you got wrong usually points to a whole objective, not one fact.

Network Plus practice test free: how to use it

A Network Plus practice test free of charge is the cheapest way to find your weakest domain before you spend money on anything else. Take it without notes, then read the explanation for every question you missed and every one you guessed.

Treat a Network Plus practice exam free run as a diagnostic, not a verdict. It shows where you stand on that day; the useful output is the list of objectives to study, not the percentage.

Why N10-009 dumps are not a shortcut

Sites selling Network Plus dumps claim to offer real exam content. CompTIA’s Candidate Agreement treats using brain dump material as seeking unauthorised access to exam materials, and requires candidates to report exposure to braindumps — even accidental exposure. The consequences it lists include revocation of the certification, revocation of other CompTIA certifications, and a permanent ban for repeat violators.

There is a practical problem as well: you cannot know whether an N10-009 dumps file has the right answers, or whether it was even written for the current exam rather than for N10-008, which retired for English in December 2024. Time spent memorising a dump is time not spent on the objectives you will be scored on.

Is there a CompTIA network security certification?

Network+ includes network security as one of its five domains, at 14% of the exam, but it is a networking certification, not a security one. CompTIA’s security certification is Security+, and Network+ is the recommended experience for it.

The two connect in another way too: earning Security+ fully renews Network+. So if you are looking for a CompTIA network security certification path, Network+ followed by Security+ is the sequence CompTIA’s own recommendations describe.

Using practice to decide when to book

No practice percentage converts into CompTIA’s score, because 720 sits on a scaled range of 100 to 900. A better signal is consistency: book when every domain is reliably safe across several runs with different questions, not when your average first looks good.

Match your practice to the right exam. N10-009 is the current version, launched on 20 June 2024, so any N10-009 practice test you use should cover the topics CompTIA added for it, such as SD-WAN, infrastructure as code and zero-trust architecture.

Network Plus practice questions on Certsqill

Certsqill’s Network Plus questions are expert-developed and written against CompTIA’s published N10-009 objectives. Every one of our CompTIA Network Plus practice questions shows an explanation for each answer option, and the readiness score breaks your results down by exam domain, so you know what to study next. A 7-day money-back guarantee applies.

Network+ practice: questions people ask

Are Network Plus test questions on Certsqill the real exam questions?

No. CompTIA prohibits disclosure of live exam content. Certsqill’s questions are practice questions written against CompTIA’s published objectives, with an explanation for every option.

Are Network Plus dumps allowed?

No. CompTIA’s Candidate Agreement names brain dump material as prohibited and lists consequences up to revoking certifications. Source: CompTIA Candidate Agreement, checked 9 October 2026.

How many performance-based questions are on the Network Plus exam?

CompTIA does not publish the split. It states only that the maximum of 90 questions is a mix of multiple-choice and performance-based items. Source: CompTIA Network+ page, checked 9 October 2026.

What score on a practice Network Plus exam means I am ready?

No practice percentage converts into CompTIA’s scaled score of 720 out of 900. Look for consistent results in every domain, especially troubleshooting, which carries 24% of N10-009.

Network+ in detail

• Network+ study guide: how to prepare for N10-009 →
• CompTIA Network+ training: courses, classes and boot camps →