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ISC2 CC Practice Question: Business Continuity, Disaster Recovery, and Incident Response
Which incident category involves an attempt to make a system or network resource unavailable to its intended users?
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
✓
Denial of service
A denial of service (DoS) attack aims to disrupt service availability by overwhelming resources.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Malware
Why it's wrong here
Malware is malicious software, not primarily about availability.
- ✗
Data breach
Why it's wrong here
Data breach involves unauthorized access to data.
- ✓
Denial of service
Why this is correct
Denial of service attacks target availability.
- ✗
Social engineering
Why it's wrong here
Social engineering manipulates people, not directly availability.
Go deeper
Related to this question
Learn chapter
Network Security Foundations
Key term
Incident
An incident is a security event that violates an organization's policies or threatens its data, systems, or operations, requiring a structured response.
Key term
Availability
Availability is the measure of how often a system or service is operational and accessible when needed, typically expressed as a percentage of uptime.
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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.