PCNE Configuring Network Services Practice Question
An organization uses Cloud DNS with a managed zone for example.com. They want to block or override DNS queries for a specific malicious domain (malware.com) to return a sinkhole IP address. Which Cloud DNS feature should they use?
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
✓
Response Policy Zone (RPZ)
Response Policy Zones (RPZ) allow DNS administrators to override DNS responses for specific domains, such as redirecting malicious domains to a sinkhole.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
DNS forwarding
Why it's wrong here
Forwarding sends queries to other servers, not override responses.
- ✓
Response Policy Zone (RPZ)
Why this is correct
RPZ can override DNS responses for specified domains.
- ✗
DNS peering
Why it's wrong here
DNS peering is for hybrid connectivity, not for overriding responses.
- ✗
Managed zone with DNSSEC
Why it's wrong here
DNSSEC provides authentication, not response override.
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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.