Free practice test
N10-009Free CompTIA Network+ practice test
10 original Network+ questions, playable right now. No account, no card, no email gate. Every answer opens the full explanation: the concept, why the right option is right, and why each wrong option is wrong, cited to the authoritative documentation behind it.
Sample question 1 of 10
Which Windows Server DNS feature ensures data integrity and authenticity of DNS responses, helping prevent attacks such as cache poisoning?
Sample question 2 of 10
A router interface has an RJ45 jack and an SFP cage sharing one port, with the combo mode left at its default. Which link does the interface run on?
Sample question 3 of 10
A switch that supports the 802.3af/at standard must power a camera that only accepts passive PoE. Can it?
Sample question 4 of 10
A network engineer explains to new staff that SNMP allows management information for a network element to be inspected or altered by which type of user?
Sample question 5 of 10
An engineer inspects an IPsec packet and finds the ESP header sitting before an encapsulated IP header. Which mode is in use?
Sample question 6 of 10
A DHCP scope exhaustion is solved at one site on a Friday. Two months later the same symptom appears at another site, worked by a different technician. What lets the second technician start from what was already learned?
Sample question 7 of 10
A video stream is sent once and arrives at every subscribed interface on the segment. Which address type delivers to all of them?
Sample question 8 of 10
An administrator configures a small access-layer switch at the network edge as the spanning tree primary root device to speed up convergence for a branch office. Which documented guideline does this configuration violate?
Sample question 9 of 10
A security analyst captures raw syslog packets and inspects the bracketed value that appears before the timestamp in each message. What information is carried inside this value?
Sample question 10 of 10
A packet capture of RADIUS traffic between a switch and the server never shows the shared secret. What explains its absence?
Full Network+ question bank coming
We’re writing the complete bank from the official objectives right now. Leave your email and we’ll tell you when it ships, nothing else, ever.
What this test covers
These 10 questions are drawn across the published exam blueprint rather than from one chapter: this set touches Network Troubleshooting, Networking Concepts, Network Implementation, Network Operations, Network Security. Every question is original, written from the official objectives, and verified against a cited vendor page before it serves. None are recalled exam content, which is why the explanations can cite their sources.
A 10-question sample tells you where you stand, not whether you are ready. The full experience is numbered practice exams: 90 questions apportioned to the official domain weightings, sat under the real 90-minute clock and scored against the published cut score.
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Keep reading
- Network+ practice questions
Free sample questions with the full explanation on every answer.
- Network+ exam objectives
The full official blueprint, with practice pages on covered objectives.
- Network+ exam format
How many questions, how long, what the items look like, and how long it stays valid.
- Network+ passing score
The exact cut score, what kind of number it is, and the retake terms.
- How hard is Network+?
An honest difficulty read from the format, the clock and the weights.
- What Network+ costs
The voucher price, the retake, and what renewal costs across the cycle.
- Network+ guide
Who it is for, study plans by experience level, and whether it is worth it.
Cheat sheets
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Compared with
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