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ISC2 CC Is an example of a detective control? Practice Question
Which of the following is an example of a detective control?
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
✓
Intrusion Detection System (IDS)
An Intrusion Detection System (IDS) is a detective control because it monitors and analyzes network traffic to detect and alert on suspicious activity. Security awareness training is a preventive/deterrent control. A firewall is a preventive control. Encryption is a preventive control.
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 awareness training
Why it's wrong here
Training is a directive control.
- ✗
Firewall
Why it's wrong here
Firewall is a preventive control.
- ✗
Encryption
Why it's wrong here
Encryption is a preventive control.
- ✓
Intrusion Detection System (IDS)
Why this is correct
IDS monitors and detects potential security breaches.
Go deeper
Related to this question
Learn chapter
Introduction to Security Principles
Key term
IDS
An IDS is a security system that monitors network or system traffic for suspicious activity and alerts administrators to potential threats, but does not actively block them.
Key term
Anti-phishing policy
An anti-phishing policy is a set of rules and technical controls that organizations use to detect, block, and respond to email or message-based attacks that trick users into revealing sensitive information.
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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.