ISC2 CC Practice Question: Business Continuity, Disaster Recovery, and Incident Response
Which backup strategy requires the least amount of time to perform a daily backup but the most time to perform a full restore?
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
✓
Incremental backup
Incremental backups only back up changes since the last backup (any type), making them fastest to perform but slowest to restore because all increments since the last full must be applied.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Differential backup
Why it's wrong here
Differential is slower than incremental to perform but faster to restore.
- ✗
Full backup
Why it's wrong here
Full backup takes the longest to perform but is fastest to restore.
- ✗
Synthetic full backup
Why it's wrong here
Synthetic full is not a standard backup type in this context.
- ✓
Incremental backup
Why this is correct
Incremental is fastest to back up but slowest to restore.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CC practice question is part of Courseiva's free ISC2 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 CC exam.