ISC2 CC Access Controls Concepts Practice Question
A company's physical security includes fencing, security guards, access badges, and biometric locks on server room doors. This layered approach is an example of which access control concept?
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
Defense in depth uses multiple overlapping physical and logical controls to protect assets.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Least privilege
Why it's wrong here
Least privilege is about permissions, not physical layers.
- ✗
Need-to-know
Why it's wrong here
Need-to-know restricts data access.
- ✗
Separation of duties
Why it's wrong here
Separation of duties involves task division.
- ✓
Defense in depth
Why this is correct
Defense in depth is the strategy of using multiple security layers.
Go deeper
Related to this question
Learn chapter
Introduction to Security Principles
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
Least privilege
Least privilege is a security principle that means giving users, systems, or programs only the minimum permissions they need to do their job and nothing more.
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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.