DBS-C01 Monitoring and Troubleshooting Practice Question
A company is running an Amazon RDS for Oracle database in Multi-AZ. The primary instance fails over unexpectedly. The DBA wants to determine the cause of the failover. What should the DBA do?
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
✓
View the RDS events in the AWS Management Console.
RDS events log failover reasons. Option A is wrong because Enhanced Monitoring does not capture failover events. Option B is wrong because error logs may not include the failover cause. Option D is wrong because CloudTrail logs API calls, not failover reasons.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Review the Enhanced Monitoring metrics for the primary instance.
Why it's wrong here
Enhanced Monitoring does not record failover events.
- ✗
Query the database error logs for the failover time.
Why it's wrong here
Error logs may not contain the failover cause.
- ✓
View the RDS events in the AWS Management Console.
Why this is correct
RDS events provide details about failover reasons.
- ✗
Check AWS CloudTrail for any database-related API calls.
Why it's wrong here
CloudTrail does not log database failover events.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DBS-C01 practice question is part of Courseiva's free Amazon Web Services 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 DBS-C01 exam.