CV0-004 Security Practice Question
Which of the following is a stateless network access control that requires explicit allow rules for both inbound and outbound traffic?
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
✓
Network ACL
Network ACLs (NACLs) are stateless; security groups are stateful.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Security group
Why it's wrong here
Security groups are stateful.
- ✓
Network ACL
Why this is correct
NACLs are stateless and require rules for both directions.
- ✗
DDoS protection
Why it's wrong here
DDoS protection is not a stateless ACL.
- ✗
Web application firewall
Why it's wrong here
WAF is application-layer, not stateless in this context.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CV0-004 practice question is part of Courseiva's free CompTIA 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 CV0-004 exam.