CCOA Technology Essentials Practice Question
You have identified a rogue DHCP server on your network. Which switch feature should be implemented to prevent this in the future?
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
✓
DHCP Snooping
DHCP Snooping is the standard feature used to validate DHCP messages and prevent rogue server injection.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
VLAN Tagging
Why it's wrong here
VLAN tagging separates traffic but does not manage DHCP server authorization.
- ✗
Dynamic ARP Inspection
Why it's wrong here
DAI prevents ARP poisoning, not rogue DHCP servers.
- ✓
DHCP Snooping
Why this is correct
DHCP Snooping allows administrators to specify trusted ports that are authorized to provide DHCP responses.
- ✗
Port Security
Why it's wrong here
Port Security limits the number of MAC addresses per port, not DHCP traffic.
Visual reference
About these practice questions
Courseiva writes every CCOA question from scratch — 203 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official ISACA exam blueprint
This CCOA practice question is part of Courseiva's free ISACA 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 CCOA exam.