CISA Governance and Management of IT Practice Question
Exhibit
Refer to the exhibit. ``` [2025-03-01 02:00:00] ERROR: Backup job 'DailyFullBackup' failed. [2025-03-01 02:00:05] INFO: Target directory '/mnt/backup' is full. [2025-03-01 02:00:10] WARN: No space left on device. ```
Based on the log, what is the MOST likely root cause of the backup failure?
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
✓
Insufficient storage capacity
The log clearly indicates the target directory is full. Options A, B, C are not indicated in the log.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Network connectivity issues
Why it's wrong here
The log shows a disk space error, not network.
- ✗
Incorrect backup schedule
Why it's wrong here
The schedule is not an issue.
- ✗
Backup software corruption
Why it's wrong here
No software error is indicated.
- ✓
Insufficient storage capacity
Why this is correct
The target directory is full, causing the failure.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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