Preparing for the WCNA Certification Exam is a significant step for professionals aiming to validate their expertise in network analysis, protocol troubleshooting, and security. The latest WCNA Certification Exam Dumps from Passcert provide an extensive collection of practice questions and answers, covering all the exam objectives to help you prepare thoroughly. These dumps are designed to simulate real exam scenarios, enabling you to practice effectively and build confidence in tackling the certification test. The Passcert WCNA Certification Exam Dumps offer a practical way to familiarize yourself with the question patterns and important topics. It can identify your weak areas and strengthen your confidence to pass the WCNA Certification exam.

The WCNA Certification (formerly the Wireshark Certified Network Analyst program) is an industry-recognized credential that demonstrates a professional's in-depth understanding of network protocols and analysis. This certification equips individuals with the ability to identify performance bottlenecks, optimize network performance, and detect security vulnerabilities.

● Capture and analyze network traffic.

● Detect anomalies and troubleshoot communication issues.

● Enhance network performance and security using Wireshark tools.

 

● Career Advancement: A WCNA Certification boosts your resume, showcasing your specialized skills in network troubleshooting and analysis.

● Enhanced Knowledge: It builds a solid foundation in TCP/IP, network forensics, and protocol analysis.

● Practical Proficiency: The certification emphasizes real-world application, preparing you for complex network environments.

Number of Questions: 100

Duration: 2 hours (120 minutes)

Format: True/false and multiple-choice questions

Cost: $299 (USD)

Language: English

The exam focuses on analyzing packets and protocols for network optimization, troubleshooting, and security.

● Wireshark Functionality: Deep dive into Wireshark's interface, settings, and features.

● TCP/IP Network Communications: Core understanding of network protocols and communication principles.

● Network Troubleshooting: Techniques to detect and resolve network issues efficiently.

● Network Security: Strategies to identify and mitigate security threats.

Section 1: Network Analysis Overview

Section 2: Introduction to Wireshark

Section 3: Capture Traffic

Section 4: Create and Apply Capture Filters

Section 5: Define Global and Personal Preferences

Section 6: Colorize Traffic

Section 7: Define Time Values and Interpret Summaries

Section 8: Interpret Basic Trace File Statistics

Section 9: Create and Apply Display Filters

Section 10: Follow Streams and Reassemble Data

Section 11: Customize Wireshark Profiles

Section 12: Annotate, Save, Export and Print Packets

Section 13: Use Wireshark’s Expert System

Section 14: TCP/IP Analysis Overview

Section 15: Analyze Domain Name System (DNS) Traffic 

Section 16: Analyze Address Resolution Protocol (ARP) Traffic 

Section 17: Analyze Internet Protocol (IPv4/IPv6) Traffic

Section 18: Analyze Internet Control Message Protocol (ICMPv4/ICMPv6) Traffic

Section 19: Analyze User Datagram Protocol (UDP) Traffic

Section 20: Analyze Transmission Control Protocol (TCP) Traffic

Section 21: Graph IO Rates and TCP Trends 

Section 22: Analyze Dynamic Host Configuration Protocol (DHCPv4/DHCPv6) Traffic 

Section 23: Analyze Hypertext Transfer Protocol (HTTP) Traffic 

Section 24: Analyze File Transfer Protocol (FTP) Traffic

Section 25: Analyze Email Traffic 

Section 26: Introduction to 802.11 (WLAN) Analysis

Section 27: Voice over IP (VoIP) Analysis Fundamentals

Section 28: Baseline “Normal” Traffic Patterns 

Section 29: Find the Top Causes of Performance Problems 

Section 30: Network Forensics Overview

Section 31: Detect Scanning and Discovery Processes

Section 32: Analyze Suspect Traffic

Section 33: Effective Use of Command-Line Tools

Theoretical knowledge isn't enough. Spend time using Wireshark in real-world scenarios. Capture traffic, create filters, and analyze protocols regularly to refine your skills.

Familiarize yourself with the true/false and multiple-choice question styles. Time yourself during practice sessions to manage the 2-hour limit effectively.

Prioritize areas like TCP/IP analysis, traffic capturing, and network security, as they are heavily featured in the exam.

Ensure you're comfortable with Wireshark's expert system, IO graphs, and customizable profiles, which are frequently tested.

1. What is the most efficient method for saving non-contiguous packets in a trace file?

A. Mark the packets and choose to save the marked packets.

B. Apply a color filter for each packet and save all colored packets.

C. Right click and copy the packets individually to a new instance of Wireshark.

D. Open the packets in a new window and save them under the same file name.

Answer: A

2. Wireshark's GeoIP feature launches an OpenStreetMap view of the world from the Endpoints window to plot IP addresses seen in the trace file.

A. True

B. False

Answer: A

3. Which statement about TCP sequence and acknowledgment numbering is correct?

A. The Acknowledgment Number field indicates the next sequence number expected from the other side of the connection.

B. The sequence number always increments by 1 for each data packettransmitted.

C. Both sides of a TCP connection must agree on an Initial Sequence Number value.

D. Starting Sequence Numbers cannot be larger than 65,535 because this is a 2-byte field.

Answer: A

4. Which function provides host name-to-IP address resolution services?

A. ARP

B. DNS

C. ICMP

D. SNMP

Answer: B

5. The capture and displayfilter syntax for TCP communications is tcp.

A. True

B. False

Answer: A

6. How do you determine which Profile is in use while you are capturing traffic?

A. Examine the Wireshark Title Bar.

B. Look in the Status Bar Profile column.

C. Right-click on the Packet Summary pane.

D. Open the Preferences | Interface information.

Answer: B

7. You are analyzing network traffic, but you only see ARP queries - you do not see any ARP responses. What could cause this situation?

A. Wireshark is not running in monitor mode.

B. You have applied an ip filter to the traffic.

C. You are filtering on IP addresses for another network.

D. You are connected to a switch port that is not spanned.

Answer: D

8. Which network problem may cause packet loss, queuing, or throttling of possible throughput maximums?

A. smaller packet sizes

B. minimum receive window sizes

C. congestion along a network path

D. an overloaded TCP connection table

Answer: C

9. Which display filter is used to display all DHCP traffic?

A. dhcp

B. bootp

C. tcp.port==68

D. udp.dst.port==67

Answer: B

10. Which statement about the TCP recovery process is true?

A. Packet loss recovery is always started by the client.

B. The window size field is used in the packet loss recovery process.

C. TCP hosts attempt three retransmissions before terminating the connection.

D. Retransmitted packets use the same sequence number as the original lost packet.

Answer: D