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Google Professional Cloud Network Engineer

169 Questions120 Minutes70% Passing Score▣ Updated: Sep 2026

Question 40 of 169

Single answer
In order to provide subnet level isolation, you want to force instance-A in one subnet to route through a security appliance, called instance-B, in another subnet. What should you do?
ACreate a more specific route than the system-generated subnet route, pointing the next hop to instance-B with no tag.
BCreate a more specific route than the system-generated subnet route, pointing the next hop to instance-B with a tag applied to instance-A.
CDelete the system-generated subnet route and create a specific route to instance-B with a tag applied to instance-A.
DMove instance-B to another VPC and, using multi-NIC, connect instance-B's interface to instance-A's network. Configure the appropriate routes to force traffic through to instance-A.
Correct Answer: B

Create a more specific route than the system-generated subnet route, pointing the next hop to instance-B with a tag applied to instance-A.

Explanation

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