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CAS-004 Practice Question: A security manager is reviewing business…
A security manager is reviewing business continuity plans. Which element is MOST critical to test regularly?
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
✓
Failover capability of critical systems
The most critical element to test regularly is the failover capability of critical systems, as it directly validates that business-critical operations can continue during a disruption. This testing ensures that the entire failover process works, including system redundancy, network paths, and data synchronization. While updated contact lists (A) are important for communication, they do not test operational continuity. Alternate site readiness (C) is a component of failover testing, but testing the full failover capability is more comprehensive. Backup media integrity (D) is essential for data recovery but does not validate the entire system recovery process.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Updated contact lists
Why it's wrong here
Contact lists are important but not as critical as testing system recovery.
- ✓
Failover capability of critical systems
Why this is correct
Testing failover validates that critical systems can be recovered in a disaster.
- ✗
Alternate site readiness
Why it's wrong here
Alternate site testing is part of failover testing, but failover covers the entire process.
- ✗
Backup media integrity
Why it's wrong here
Backup testing is important but failover testing is more comprehensive.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CAS-005 practice question is part of Courseiva's free CompTIA 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 CAS-005 exam.