ISC2 CC Access Controls Concepts Practice Question
A company implements a visitor management policy requiring all visitors to sign in, wear a badge, and be escorted. Which access control principle does this primarily support?
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
✓
Defense in depth
Visitor management controls physical access and supports defense in depth by adding layers.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Separation of duties
Why it's wrong here
Separation of duties requires multiple people for tasks.
- ✓
Defense in depth
Why this is correct
Multiple controls (sign-in, badge, escort) create layered security.
- ✗
Need-to-know
Why it's wrong here
Need-to-know is about data access.
- ✗
Least privilege
Why it's wrong here
Least privilege is about permissions, not visitor control.
Go deeper
Related to this question
Learn chapter
Risk Management and Security Controls
Key term
Defense in depth
Defense in depth is a cybersecurity strategy that uses multiple layers of security controls to protect information and systems, so if one layer fails, another layer is already in place to stop the attack.
Key term
Access control
Access control is the security practice of determining who or what is allowed to view, use, or enter a resource, and under what conditions.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CC practice question is part of Courseiva's free ISC2 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 CC exam.