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ISC2 SSCP Exam - Topic 8 Question 39 Discussion

Actual exam question for ISC2's SSCP exam
Question #: 39
Topic #: 8
[All SSCP Questions]

Which of the following protocols does not operate at the data link layer (layer 2)?

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Suggested Answer: D

ICMP is the only of the mentioned protocols to operate at the network layer (layer 3). Other protocols operate at layer 2.

Source: WALLHOFF, John, CBK#2 Telecommunications and Network Security (CISSP Study Guide), April 2002 (page 1).


by Barbra at May 08, 2022, 06:03 PM

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Doretha
4 months ago
L2F is also layer 2, so it's definitely ICMP here!
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Merrilee
4 months ago
RARP and PPP are definitely layer 2 protocols.
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Elizabeth
4 months ago
Wait, are we sure about that? I thought ICMP was more versatile.
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Geraldo
4 months ago
Totally agree, ICMP is for network layer!
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Gabriele
5 months ago
ICMP operates at layer 3, not layer 2.
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Glenn
5 months ago
I’m a bit confused because I thought L2F was related to layer 2 as well, but now I’m not so sure.
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Vivan
5 months ago
This question reminds me of a practice quiz where we had to identify layer protocols. I think ICMP was mentioned there too.
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Pilar
5 months ago
I remember studying that ICMP operates at the network layer, so I'm leaning towards that as the answer.
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Wenona
5 months ago
I think PPP, RARP, and L2F are all data link layer protocols, but I'm not completely sure about ICMP.
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Jeannetta
5 months ago
Hmm, I'm not totally sure about this one. The question is a bit vague and I'm not familiar with the details of GPU pass-through technology. I might need to do a quick review of that before answering.
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Levi
5 months ago
Okay, I've got this. The key here is that blockchain is a decentralized technology, so the answer has to be C - there is no central server, it's distributed across the network. Confident in that one!
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Jacqueline
5 months ago
Crowd-sourced testing (option D) could provide valuable real-world insights, but it might be harder to control and standardize the testing conditions. I'd consider that as a complementary approach, but I'd start with a simulator or emulator to get a baseline.
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Beatriz
5 months ago
I remember something about head banging being related to self-stimulatory behavior, but I'm not sure which option fits best.
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