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CRISC IT Risk Assessment Practice Question

A company is evaluating controls for a high-risk process. Which control type is designed to stop a risk event from occurring?

⚠ Common exam trap

A common pitfall in CRISC is confusing preventive controls with detective controls. For example, a candidate might see a control that identifies a threat (e.g., an IDS alert) and mistakenly classify it as preventive, when in fact it only detects the event after it has begun.

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

Preventive

A preventive control is designed to stop a risk event from occurring by implementing barriers or safeguards before the event can happen. For a high-risk process, this might include access control lists (ACLs) on a firewall that block unauthorized traffic, or input validation routines in an application that reject malformed data before it can trigger a buffer overflow. By proactively eliminating the threat vector, preventive controls reduce the likelihood of the risk event to zero for the protected path.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Preventive

    Why this is correct

    Preventive controls, such as access controls and encryption, stop risk events.

  • Detective

    Why it's wrong here

    Detective controls identify events after they occur.

  • Corrective

    Why it's wrong here

    Corrective controls restore operations after an event.

  • Compensating

    Why it's wrong here

    Compensating controls provide alternative protection when primary controls are not feasible.

Visual reference

Source Router + ACL permit 10.0.0.0/8 deny any Server 10.0.0.5 ✓ 192.168.1.1 ✗ dropped ACLs evaluate top-down; first match wins — implicit deny all at end

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JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This CRISC practice question is part of Courseiva's free ISACA 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 CRISC exam.