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Wireshark WCNA Exam Questions

Exam Name: Wireshark Certified Network Analyst Exam
Exam Code: WCNA
Related Certification(s): Wireshark Certified Network Analyst WCNA Certification
Certification Provider: Wireshark
Number of WCNA practice questions in our database: 100 (updated: Jul. 20, 2025)
Expected WCNA Exam Topics, as suggested by Wireshark :
  • Topic 1: Network Analysis and Wireshark Fundamentals: This section of the exam measures the skills of Wireshark Network Analysis Professionals and covers foundational concepts of network analysis, including defining analysis purposes, troubleshooting tasks, and understanding where and when to capture traffic.
  • Topic 2: Capture Configuration and Customization: This section covers essential Wireshark configuration skills, including capture filters, global preferences, and time value interpretation aimed at Wireshark Network Security Professionals.
  • Topic 3: Statistics and Display Filters: This section measures the ability to interpret trace file statistics, create display filters, and utilize Wireshark's expert system. Professionals must show competency in following streams, reassembling data, and customizing profiles for efficient analysis.
  • Topic 4: TCP/IP Protocol Analysis: This section of the exam measures skills of Wireshark Network Analysis and focuses on analyzing fundamental protocols including DNS, ARP, and IP traffic. The emphasis is on understanding basic TCP/IP functionality and multistep resolution processes.
  • Topic 5: Transport Layer Protocol Analysis: This domain covers the analysis of ICMP, UDP, and TCP traffic. Candidates must demonstrate expertise in analyzing normal communications and understanding connection establishments.
  • Topic 6: Application Protocol Analysis: This section addresses the analysis of various application protocols including DHCP, HTTP, FTP, and email traffic. Professionals must show competency in graphing I/O rates and analyzing protocol-specific problems.
  • Topic 7: Wireless and VoIP Analysis: This section focuses on 802.11 WLAN analysis and VoIP fundamentals. Aimed at Wireshark Network Analysts, professionals must demonstrate skills in analyzing signal strength, capturing WLAN traffic, and understanding VoIP traffic flows.
  • Topic 8: Performance Analysis and Baselining: This section covers the establishment of normal traffic patterns and the identification of performance problems. The professional must show expertise in baselining protocols and troubleshooting various performance issues.
  • Topic 9: Network Forensics and Security: This section covers topics such as network forensics, scanning detection, and analysis of suspicious traffic.
  • Topic 10: Command-Line Tools and Advanced Features: This final section covers the effective use of command-line tools including Wireshark.exe and Tshark. Professionals must demonstrate proficiency in command-line analysis.
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Jamika

18 days ago
Questions on DHCP packet analysis appeared. Be familiar with DHCP message types and options. Practice tracking DHCP conversations in captures.
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Carman

19 days ago
Wireshark certification in the bag! Pass4Success's materials were spot-on. Thanks a ton!
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Leonida

1 months ago
Multicast traffic analysis was tested. Know how to identify and interpret IGMP messages and multicast group addresses in IPv4 and IPv6.
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Moon

2 months ago
Passed the WCNA exam with flying colors! Pass4Success made all the difference in my prep.
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Pearline

2 months ago
Network address translation (NAT) analysis was featured. Understand how to identify NAT'd traffic and interpret source/destination changes. Pass4Success had great examples of this.
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Aleta

2 months ago
The exam included questions on VoIP protocols. Study SIP and RTP packet structures, and practice analyzing call setup and media streams.
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Catarina

2 months ago
Thrilled to be Wireshark certified! Pass4Success's practice tests were crucial for my success.
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Adaline

3 months ago
Expert Info system in Wireshark was part of the exam. Know how to interpret different severity levels and what they indicate about network issues.
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Pansy

3 months ago
Time synchronization protocols like NTP were covered. Understand NTP packet structure and how to analyze time offset information in captures.
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Sabine

4 months ago
WCNA exam success! Pass4Success helped me prepare efficiently. Couldn't have done it without them.
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Clarence

4 months ago
Network security protocol analysis was tested. Familiarize yourself with TLS handshake process and how to identify encrypted traffic. Pass4Success provided great practice for this.
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Tess

5 months ago
ICMP message types and codes were important. Know how to interpret different ICMP messages and their significance in network troubleshooting.
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Emelda

5 months ago
Wireshark certification achieved! Pass4Success's questions matched the real exam perfectly.
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Carlton

5 months ago
ARP protocol questions appeared. Understand ARP request and reply packets, and how to identify ARP spoofing attempts. Practice analyzing ARP traffic in captures.
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Shalon

5 months ago
DNS query and response analysis was featured. Be able to interpret DNS records and understand the resolution process. Pass4Success questions on this topic were very helpful.
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Hui

6 months ago
Passed WCNA in record time! Pass4Success's materials were invaluable. Thank you!
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Charlena

6 months ago
VLAN tagging came up in my exam. Know how to identify and interpret 802.1Q tags in Ethernet frames. Practice capturing and analyzing VLAN traffic.
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Sylvie

6 months ago
I passed the Wireshark exam, and I couldn't have done it without Pass4Success. There was a question about identifying ARP spoofing attacks. I had to analyze ARP packets, and I was unsure if I correctly identified the anomalies.
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Eden

6 months ago
The exam tested knowledge of common application protocols. Study HTTP methods, status codes, and headers. Understanding FTP command and data channels is also important.
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Sylvia

7 months ago
Aced the Wireshark exam! Pass4Success questions were a lifesaver. Highly recommend!
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Sharen

7 months ago
Packet filtering syntax is essential. Practice writing complex display filters combining multiple criteria. Know how to use logical operators effectively in Wireshark.
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Mitzie

7 months ago
I am thrilled to announce that I passed the exam! The practice questions from Pass4Success were spot on. One challenging question involved analyzing DNS query and response times. I wasn't confident about my calculations, but I guess I did something right.
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Kanisha

7 months ago
IPv6 addressing was a big part of my exam. Make sure you can identify and interpret IPv6 address types, including link-local and global unicast. Pass4Success materials were spot-on for this topic.
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Brandon

7 months ago
WCNA certified! Pass4Success made prep so much easier. Grateful for their help.
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Ettie

8 months ago
Passing the Wireshark exam was a huge relief! Thanks to Pass4Success, I was well-prepared. However, I did struggle with a question on filtering HTTP traffic. It asked about constructing a display filter for specific HTTP methods, and I second-guessed my answer.
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Craig

8 months ago
Be ready for questions on WLAN frame types and subtypes. Know the differences between management, control, and data frames. Understanding 802.11 headers is key.
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Audrie

8 months ago
I just got my results, and I passed! The Pass4Success materials were incredibly helpful. There was a tricky question about identifying packet loss using Wireshark's expert info. I wasn't entirely sure how to interpret the retransmissions, but it seems I managed to get through it.
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Flo

8 months ago
Just passed the Wireshark WCNA exam! TCP sequence and acknowledgment numbers were crucial. Practice analyzing TCP handshakes and data transfer. Pass4Success really helped with relevant practice questions.
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Leontine

8 months ago
Just passed the Wireshark WCNA exam! Thanks Pass4Success for the spot-on practice questions.
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Lauran

8 months ago
Wow, I can't believe I passed the Wireshark Certified Network Analyst Exam! The Pass4Success practice questions were a lifesaver. One question that really stumped me was about analyzing TCP three-way handshakes. I had to determine the sequence and acknowledgment numbers, and I was unsure if I got it right, but thankfully, I still passed.
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Free Wireshark WCNA Exam Actual Questions

Note: Premium Questions for WCNA were last updated On Jul. 20, 2025 (see below)

Question #1

Refer to the exhibit.

Which statement about this TCP stream is correct?

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Correct Answer: D

Question #2

You are performing a TCP scan on a target while capturing your traffic with Wireshark. Which statement about the analysis is correct?

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Correct Answer: B

Question #3

A TCP Acknowledgment Number field that is never incremented by a host after the TCP handshake indicates that no data is being received by that host.

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Correct Answer: A

Question #4

Wireshark can capture traffic on an interface even if that interface is not listed on the Start Page.

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Correct Answer: B

Question #5

How can you quickly Identify all WLAN BSSIDs seen In a trace file?

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Correct Answer: D

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