EC-CouncilSOC Essentials
Domain 1Objective 1
TCP/IP and OSI Models SCE Practice Questions (Page 6)
Part of the Computer Network and Security Fundamentals domain, which makes up ~16% of our current practice bank. EC-Council does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–13 in this domain), expect 1–2 from this objective — we provide 34 practice questions to prepare you well beyond it. (estimate)
34questions here
7free pages
6concepts
Questions 26–30
- 26
A network engineer is creating a diagram that maps the TCP/IP model to the OSI model. The engineer wants to show that the TCP/IP application layer corresponds to multiple OSI layers. Which OSI layers are combined into the TCP/IP application layer?
Select an answer first - 27
A SOC analyst is reviewing a packet capture and sees a DNS query. The analyst wants to explain to a colleague which TCP/IP and OSI layers are involved in the DNS protocol. Which pairing correctly identifies the layers for DNS?
Select an answer first - 28
In the TCP/IP model, the Internet layer maps to which OSI layer?
Select an answer first - 29
A junior SOC analyst is comparing the TCP/IP and OSI models to explain a network issue. The analyst notes that the TCP/IP model combines the OSI session and presentation layers into the application layer. Which statement best reflects the practical implication of this difference?
Select an answer first - 30
A SOC analyst is investigating a suspicious network session and sees that a host is sending TCP SYN packets to a server but never completing the handshake. The analyst wants to determine whether the issue is at the transport layer or the internet layer. Which observation would indicate a transport-layer issue?
Select an answer first
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