Huawei Certified ICT Associate – Data Center Network (HCIA-DCN) — Question 72

Which of the following statements about routers is false?

Answer options

• A. A router works at the network layer.
• B. A router cannot isolate broadcast domains.
• C. A router can function as a gateway.
• D. A router can forward IP packets.

Correct answer: B

Explanation

The correct answer is B because routers can indeed isolate broadcast domains by using VLANs. Options A, C, and D are true statements about routers; they operate at the network layer, can function as gateways, and are designed to forward IP packets.