ISC2 CC Access Controls Concepts Practice Question
An organization uses fencing, bollards, and lighting around the perimeter, guards at the main entrance, and biometric readers on server room doors. This approach is an example of:
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 employs multiple layers of security 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.
- ✓
Defense in depth
Why this is correct
Multiple overlapping physical controls (fencing, guards, biometrics) exemplify defense in depth.
- ✗
Separation of duties
Why it's wrong here
Separation of duties divides responsibilities, not physical layers.
- ✗
Least privilege
Why it's wrong here
Least privilege is about permissions, not physical layers.
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Need-to-know
Why it's wrong here
Need-to-know is about data access, not physical security.
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
Organization
An Organization is a top-level container in Google Cloud that represents your company or entities and serves as the root node for all your cloud resources, policies, and access control.
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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.