CISA Protection of Information Assets Practice Question
An IS auditor is reviewing physical access controls at a data center. Which of the following controls is MOST effective for preventing tailgating?
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
✓
Mantrap
A mantrap is a small room with two interlocking doors that prevents tailgating because only one person can pass through at a time.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
CCTV cameras
Why it's wrong here
CCTV is detective, not preventive.
- ✗
Visitor log
Why it's wrong here
Visitor logs are administrative controls, not preventive.
- ✓
Mantrap
Why this is correct
A mantrap physically prevents multiple people from entering together.
- ✗
Biometric readers
Why it's wrong here
Biometrics authenticate identity but do not prevent tailgating.
Go deeper
Related to this question
About these practice questions
One of 995 original CISA practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISA 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 CISA exam.