Business Continuity, Disaster Recovery, and Incident Response →mediumMultiple SelectObjective-mapped
ISC2 CC Practice Question: Business Continuity, Disaster Recovery, and Incident Response
A company is creating a backup strategy for its critical database. The database is updated continuously, and the company can tolerate up to 2 hours of data loss. Which TWO backup methods would best help achieve a recovery point objective (RPO) of 2 hours? (Select TWO.)
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
✓
Hourly full backups
To achieve an RPO of 2 hours, backups must be taken at least every 2 hours. Hourly full backups or transaction log backups (which capture changes frequently) can meet this RPO. Daily full backups alone would cause up to 24 hours of loss.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Monthly full backups
Why it's wrong here
Monthly backups are far too infrequent.
- ✗
Weekly full backups
Why it's wrong here
Weekly backups are too infrequent.
- ✗
Daily full backups
Why it's wrong here
Daily backups allow up to 24 hours of data loss, exceeding the 2-hour RPO.
- ✓
Hourly full backups
Why this is correct
Hourly backups limit data loss to at most 1 hour, within the 2-hour RPO.
- ✓
Transaction log backups every 30 minutes
Why this is correct
Frequent transaction log backups allow recovery to within 30 minutes, meeting the RPO.
Go deeper
Related to this question
Learn chapter
Authentication and Authorization Methods
Key term
Recovery
Recovery is the process of restoring systems, data, and operations after a security incident, failure, or disaster to return to normal functioning.
Key term
Business Continuity Planning
Business Continuity Planning is the process of creating a strategy to keep an organization's essential functions running during and after a major disruption.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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