exam questions

Exam SSCP All Questions

View all questions & answers for the SSCP exam

Exam SSCP topic 6 question 115 discussion

Actual exam question from ISC's SSCP
Question #: 115
Topic #: 6
[All SSCP Questions]

Which of the following protocols is not implemented at the Internet layer of the TCP/IP protocol model?

  • A. User datagram protocol (UDP)
  • B. Internet protocol (IP)
  • C. Internet Group Management Protocol (IGMP)
  • D. Internet control message protocol (ICMP)
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
The User Datagram Protocol (UDP) is implemented at the host-to-host transport layer, not at the internet layer.
Protocol at what layer?
Ensure you are familiar with both the OSI model and the DoD TCP/IP model as well. You need to know how to contrast the two side by side and what are the names being used on both side. Below you have a graphic showing the two and how things maps between the two as well as some of the most common protcolos found at each of the layers:
Protocols at what layers of the DoD TCP/IP model

Graphic from http://technet.microsoft.com/en-us/library/cc958821.aspx
The following are incorrect answers:
All of the other protocols sit at the Internet Layer of the TCP/IP model.
NOTE:
Some reference are calling the Transport layer on the DoD model Host-to-Host.
Reference(s) used for this question:
Shon Harris, CISSP All In One (AIO), 6th edition , Telecommunication and Network Security, Page 518,534 and
KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, John Wiley & Sons, 2001, Chapter 3:
Telecommunications and Network Security (page 85).
and
Microsoft Technet at http://technet.microsoft.com/en-us/library/cc958821.aspx

Comments

Chosen Answer:
This is a voting comment (?). It is better to Upvote an existing comment if you don't have anything to add.
Switch to a voting comment New
Currently there are no comments in this discussion, be the first to comment!
Community vote distribution
A (35%)
C (25%)
B (20%)
Other
Most Voted
A voting comment increases the vote count for the chosen answer by one.

Upvoting a comment with a selected answer will also increase the vote count towards that answer by one. So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.

SaveCancel
Loading ...
exam
Someone Bought Contributor Access for:
SY0-701
London, 1 minute ago