PCNE Implementing VPC Instances Practice Question
Which TWO of the following are valid ways to target firewall rules in Google Cloud? (Select 2)
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
✓
Target by service account
Firewall rules can target instances by network tags or by service accounts. Tags are key-value pairs, and service accounts provide identity-based targeting.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Target by service account
Why this is correct
Service accounts allow identity-based targeting.
- ✗
Target by zone
Why it's wrong here
Zone is not a target; firewall rules apply to VPC, not zone.
- ✗
Target by instance name
Why it's wrong here
Instance names are not a supported target; tags or service accounts are used.
- ✗
Target by machine type
Why it's wrong here
Machine type is not a supported target.
- ✓
Target by network tag
Why this is correct
Tags are a common way to group instances for firewall rules.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCNE practice question is part of Courseiva's free Google Cloud 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 PCNE exam.