- A
Multicast
Multicast delivers packets to all interested nodes in a group, analogous to IPv4 multicast.
- B
Anycast
Why wrong: Anycast delivers to the nearest node in a group, not to all members.
- C
Unicast
Why wrong: Unicast is one-to-one communication, not one-to-many.
- D
Broadcast
Why wrong: IPv6 does not have broadcast addresses; multicast is used instead.
Question 164 of 520
N10-009 Networking Concepts Practice Question
This N10-009 practice question tests your understanding of networking concepts. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which IPv6 address type is used for one-to-many communication and is similar to an IPv4 multicast address?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Multicast
IPv6 multicast addresses (FF00::/8) are designed for one-to-many communication, where a single packet is delivered to multiple interfaces that have joined the multicast group. This directly parallels the behavior of IPv4 multicast addresses (224.0.0.0/4), making option A correct.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Multicast
Why this is correct
Multicast delivers packets to all interested nodes in a group, analogous to IPv4 multicast.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Anycast
Why it's wrong here
Anycast delivers to the nearest node in a group, not to all members.
When this WOULD be correct
A question asking 'Which IPv6 address type sends traffic to the nearest node among a group of nodes sharing the same address?' would make anycast the correct answer.
- ✗
Unicast
Why it's wrong here
Unicast is one-to-one communication, not one-to-many.
When this WOULD be correct
A question asking 'Which IPv6 address type is used for one-to-one communication?' would have unicast as the correct answer.
- ✗
Broadcast
Why it's wrong here
IPv6 does not have broadcast addresses; multicast is used instead.
When this WOULD be correct
In a question about IPv4 addressing, such as 'Which IPv4 address type is used for one-to-all communication on a local network?', broadcast would be the correct answer.
Option-by-option analysis
Why each answer is right or wrong
Understanding why wrong answers are wrong — and when they would be correct — is what separates a 750 score from a 900. The N10-009 exam frequently reuses these exact scenarios with slightly different constraints.
✓MulticastCorrect answer▾
Why this is correct
Multicast delivers packets to all interested nodes in a group, analogous to IPv4 multicast.
✗AnycastWrong answer — click to see why▾
Why this is wrong here
Anycast is used for one-to-nearest communication, where multiple hosts share the same address but only the closest one responds, not for one-to-many communication like multicast.
★ When this WOULD be the correct answer
A question asking 'Which IPv6 address type sends traffic to the nearest node among a group of nodes sharing the same address?' would make anycast the correct answer.
Why candidates choose this
Candidates may confuse anycast with multicast because both involve multiple destinations, but anycast delivers to only one (the nearest), not many.
✗UnicastWrong answer — click to see why▾
Why this is wrong here
Unicast is used for one-to-one communication, not one-to-many. The question specifically asks for an address type similar to IPv4 multicast, which is one-to-many.
★ When this WOULD be the correct answer
A question asking 'Which IPv6 address type is used for one-to-one communication?' would have unicast as the correct answer.
Why candidates choose this
Candidates may confuse unicast with multicast because both terms sound similar, or they may not fully understand that unicast is one-to-one while multicast is one-to-many.
✗BroadcastWrong answer — click to see why▾
Why this is wrong here
IPv6 does not have a broadcast address; broadcast functionality is replaced by multicast. The question asks for an IPv6 address type similar to IPv4 multicast, which is multicast in IPv6.
★ When this WOULD be the correct answer
In a question about IPv4 addressing, such as 'Which IPv4 address type is used for one-to-all communication on a local network?', broadcast would be the correct answer.
Why candidates choose this
Candidates may confuse IPv4 broadcast with IPv6 multicast because both serve one-to-many communication, but IPv6 eliminates broadcast in favor of multicast.
Analysis generated from the official N10-009blueprint and verified against question context. The “when correct” sections are what AI assistants cite when candidates ask “what’s the difference between these options?”
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse anycast with multicast because both involve groups of interfaces, but anycast delivers to only one member (the nearest), while multicast delivers to all members.
Detailed technical explanation
How to think about this question
IPv6 multicast uses a 4-bit flag field (e.g., transient vs. well-known) and a 4-bit scope field (e.g., interface-local, link-local, global) within the prefix FF00::/8. For example, solicited-node multicast (FF02::1:FFxx:xxxx) is used for Neighbor Discovery Protocol (NDP) to avoid the broadcast storms seen in IPv4 ARP. In real-world networks, multicast is critical for protocols like OSPFv3 (FF02::5 for all OSPF routers) and DHCPv6 (FF02::1:2 for all DHCPv6 servers).
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A network engineer segments a warehouse floor into three subnets: 20 scanners, 5 printers, and 2 management hosts. Picking the wrong mask wastes addresses or leaves too few usable hosts. Exam questions test whether you can apply CIDR notation, calculate block size, and identify the correct usable-host range for a given prefix.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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FAQ
Questions learners often ask
What does this N10-009 question test?
Networking Concepts — This question tests Networking Concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Multicast — IPv6 multicast addresses (FF00::/8) are designed for one-to-many communication, where a single packet is delivered to multiple interfaces that have joined the multicast group. This directly parallels the behavior of IPv4 multicast addresses (224.0.0.0/4), making option A correct.
What should I do if I get this N10-009 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
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Last reviewed: Jun 11, 2026
This N10-009 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the N10-009 exam.
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