Free 400-351: CCIE Wireless Written Exam Questions and Answers
CCIE Wireless Written Exam is exam 400-351, part of Cisco certifications. In Cisco's current scheme the first digit gives the level: 100 is entry, 200 associate, 300 the CCNP concentration exams, 350 the CCNP core exams that also qualify you for CCIE, 500 specialist and 700 the unproctored sales exams. Older codes such as 400-, 640- and 642- predate the February 2020 restructure, when every CCNA track was collapsed into one exam and CCNP moved to a core-plus-concentration model.
The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.
Last updated: September 14, 2026
- Exam code
- 400-351
- Provider
- Cisco
- Questions in our bank
- 1000+
- Free to read
- First 10, with answers
- Official page
- Official Exam website
- Our test mode duration & pass mark
- 130 mins · 70%
Recommended: Switch to Test Mode to start a practice test that simulates the real exam experience.
Question #1
A wireless network faces interference from neighboring networks. What is your first action to mitigate the impact?
Please select an optionIncorrectCorrect answer: D
Conducting a site survey helps identify sources of interference and allows for adjustments to optimize network performance.
Was this answer correct?Question #2
A company is experiencing slow wireless performance. Upon investigation, you find that multiple devices are on the same channel. What should you do first?
Please select an optionIncorrectCorrect answer: C
Changing the channel settings can alleviate congestion and improve performance by moving devices to less crowded channels.
Was this answer correct?Question #3
Your network shows signs of rogue access points. What is the first step to identify unauthorized devices?
Please select an optionIncorrectCorrect answer: B
A wireless intrusion detection system can help identify rogue access points in real-time through scans and alerts.
Was this answer correct?Question #4
A user reports being disconnected frequently from the wireless network. What might be the cause of this issue?
Please select an optionIncorrectCorrect answer: D
Each of these factors could contribute to frequent disconnections depending on the specific network environment and device compatibility.
Was this answer correct?Question #5
An organization wants to ensure secure guest access to its wireless network. What solution is best suited for this purpose?
Please select an optionIncorrectCorrect answer: C
A captive portal allows for controlled access by requiring users to acknowledge terms or logging in before accessing the Internet.
Was this answer correct?Question #6
Your client has multiple sites and requires centralized management of their wireless access points. What is the best solution?
Please select an optionIncorrectCorrect answer: A
Wireless controllers provide centralized management and configuration of multiple access points across different sites, reducing complexity.
Was this answer correct?Question #7
During a site survey, you notice an area with significant dead zones. Which deployment strategy could effectively cover these gaps?
Please select an optionIncorrectCorrect answer: A
Mesh networking is designed to extend coverage and eliminate dead zones by allowing APs to communicate with each other without wired connections.
Was this answer correct?Question #8
An employee connected to the wireless network cannot access the Internet but is connected to the Wi-Fi. What could be the issue?
Please select an optionIncorrectCorrect answer: A
Without a DHCP lease, the user will not receive a valid IP address to access network resources, even though they are connected to the Wi-Fi.
Was this answer correct?Question #9
A wireless network is set up with WPA2 encryption, but a new vulnerability is reported. What should the network administrator do?
Please select an optionIncorrectCorrect answer: A
Upgrading to WPA3 provides enhanced security features that address vulnerabilities found in WPA2.
Was this answer correct?Question #10
Users are complaining about high latency during video conferencing over Wi-Fi. What is a possible troubleshooting step?
Please select an optionIncorrectCorrect answer: A
Checking for interference on wireless channels can help identify issues related to high latency and facilitate effective troubleshooting.
Was this answer correct?
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FAQ
Learn More: https://www.cisco.com/site/us/en/learn/training-certifications/certifications/index.html
- Q1: What is the 400-351: CCIE Wireless Written Exam exam?
- A: 400-351: CCIE Wireless Written Exam is a Cisco certification exam. Judging by the questions in our bank, it concentrates on wireless, wi-fi, signal, office and connected.
- Q2: What topics does the 400-351: CCIE Wireless Written Exam exam cover?
- A: Questions in our 400-351: CCIE Wireless Written Exam bank cluster around wireless, wi-fi, signal, office, connected, slow, video and internet. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for 400-351: CCIE Wireless Written Exam?
- A: Work through the 400-351: CCIE Wireless Written Exam practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real 400-351: CCIE Wireless Written Exam exam questions?
- A: They are drawn from officially released past questions and from community members who have sat 400-351: CCIE Wireless Written Exam. Answers are verified and updated weekly.
- Q5: Where do I register for the 400-351: CCIE Wireless Written Exam exam?
- A: Register through Cisco directly at https://www.cisco.com/site/us/en/learn/training-certifications/certifications/index.html. Exampractice is not affiliated with Cisco and does not administer the exam.
- Q6: Is there a free 400-351: CCIE Wireless Written Exam sample?
- A: Yes. Every 400-351: CCIE Wireless Written Exam page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
- Q7: What are Cisco Certification Exams?
- A: Cisco Certification Exams validate your expertise in using and managing Cisco networking and IT solutions. These certifications demonstrate your proficiency in designing, implementing, and troubleshooting Cisco-based networks and systems, covering areas such as routing and switching, security, wireless, data center, and collaboration.
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- A: Cisco Certification enhances your professional credibility, showcasing your skills and knowledge in Cisco technologies. This can lead to better job opportunities, higher salaries, and career advancement in networking and IT industries.
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- A: Benefits include recognition as a certified networking professional, improved job performance, access to exclusive resources, continuing education opportunities, and staying current with the latest Cisco technologies and best practices.
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- A: Network engineers, system administrators, IT professionals, and anyone involved in designing, implementing, and managing network solutions using Cisco products should consider these certifications to validate their expertise and advance their careers.
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- A: Cisco offers various certification paths, including:
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- A: Preparation can include official Cisco training courses, study guides, practice exams, online tutorials, and hands-on experience with Cisco networking equipment and solutions.
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- A: Cisco Certification Exams can be taken at authorized Pearson VUE testing centers worldwide or online, providing flexibility to fit your schedule and location.
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