mediumMultiple ChoiceObjective-mapped
CISA Practice Question: Refer to the exhibit
Exhibit
Backup Job Report - 2025-03-15 Job Name: DailyFullBackup_DB01 Status: FAILED Error Code: E-103 Error Description: Unable to mount backup target /mnt/backup Recommended Action: Check network connectivity to storage array.
Refer to the exhibit. An IS auditor reviewing backup logs notices this error. Which of the following is the MOST likely root cause?
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
✓
Storage array is offline
The error indicates failure to mount the backup target, implying a connectivity issue with the storage array. A syntax error would produce a script error; disk space would show a different error; authentication would show a credentials error.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Backup script has a syntax error
Why it's wrong here
Syntax errors would be reported during script execution, not as mount failure.
- ✗
Incorrect database credentials
Why it's wrong here
Credentials error would appear when accessing the database, not mounting target.
- ✓
Storage array is offline
Why this is correct
Correct: Offline array prevents mounting.
- ✗
Insufficient disk space on backup target
Why it's wrong here
Insufficient space would show 'disk full' error.
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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.