ISC2 CC Network Security Practice Question
An organization decides to implement an Intrusion Prevention System (IPS) to protect its network. Which statement about an IPS compared to an IDS is correct?
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
✓
An IPS is placed inline and can automatically block malicious traffic.
An IPS is inline and can actively block traffic, while an IDS is passive and only alerts.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
An IPS is placed inline and can automatically block malicious traffic.
Why this is correct
IPS can drop packets or reset connections in real time.
- ✗
An IPS is placed out of band and monitors traffic.
Why it's wrong here
Out-of-band is typical for IDS.
- ✗
An IPS generates alerts but does not block traffic.
Why it's wrong here
That describes IDS.
- ✗
An IPS operates only at the application layer.
Why it's wrong here
IPS can operate at multiple layers.
Go deeper
Related to this question
Learn chapter
Network Security Foundations
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.
Key term
IPS
An Intrusion Prevention System (IPS) is a network security device that monitors traffic in real time and automatically blocks threats before they reach your systems.
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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.