WCNA exam

Identify the protocol in the below image which allows Internet users and network devices discover websites using human-readable hostnames, instead of numeric IP addresses. A . DNS B. TCP C. ARP D. None of the aboveView AnswerAnswer: A

Which UDP Port in below image belongs to user traffic of a VoIP session? A . 60977 B. 5060 C. Both A & B D. None of the aboveView AnswerAnswer: D

UDP is a connection oriented protocolA . True B. FalseView AnswerAnswer: B

TTL is a field in IPv4, what is the corresponding field to TTL in IPv6?A . Time to expire B. Time to die C. Hop limit D. Hop alongView AnswerAnswer: C

Where can we do protocol specific settings in Wireshark?A . Preferences B. Configuration Profiles C. Protocol Hierarchy D. ConversationsView AnswerAnswer: A

How many layers are there in TCP/IP model?A . 4 B. 5 C. 7 D. 8View AnswerAnswer: A

This OS fingerprinting includes sending traffic to the system in question.A . Passive B. Active C. Both A&B D. None of the aboveView AnswerAnswer: B

Choose a correct syntax for filtering and displaying a TCP packet having word "string"A . Packet contains string B. tcp contains string C. tcp equals string D. tcp packet contains stringView AnswerAnswer: B

Where can you find ‘Expert Information’ function in Wireshark?A . Analyze B. Tools C. Statistics D. CaptureView AnswerAnswer: A

Active OS Fingerprinting can be done with Wireshark.A . True B. FalseView AnswerAnswer: B