easyMultiple ChoiceObjective-mapped
CISA Practice Question: Experiencing frequent server crashes due to…
A company is experiencing frequent server crashes due to memory leaks. The operations team has implemented a monitoring solution. Which of the following is the BEST indicator to trigger an automated failover to a standby server?
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
✓
Memory usage exceeding 90% for more than 5 minutes
Memory leaks cause gradual memory consumption; sustained high memory usage directly indicates the condition. CPU spikes, disk latency, and packet loss are less specific to memory leaks.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Memory usage exceeding 90% for more than 5 minutes
Why this is correct
Correct: Directly reflects memory leak condition.
- ✗
Disk I/O latency greater than 10ms
Why it's wrong here
Disk latency is unrelated to memory leaks.
- ✗
CPU utilization spikes above 80% for 1 minute
Why it's wrong here
CPU spikes may indicate other issues, not specific to memory leaks.
- ✗
Network packet loss exceeding 1%
Why it's wrong here
Packet loss indicates network issues, not memory.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISA 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 CISA exam.