Quick Answer
The answer is RPO, or Recovery Point Objective, because this metric defines the maximum amount of data loss an organization can tolerate during a disaster, measured in units of time such as seconds, minutes, or hours. While RTO focuses on how quickly services must be restored, RPO specifically determines the age of the backup or replicated data that must be available for recovery—for instance, an RPO of one hour means losing up to 60 minutes of data is acceptable. On the ISC2 Certified in Cybersecurity CC exam, this distinction is frequently tested to ensure you understand that RPO is about data loss tolerance, not downtime. A common trap is confusing RPO with RTO, but remember: RPO asks “how much data can we lose?” while RTO asks “how fast must we recover?” For a quick memory tip, think of the “P” in RPO as standing for “Piles of data you can lose,” and the “T” in RTO as “Time to get back online.”
This CC practice question tests your understanding of business continuity, dr & incident response. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which metric is used to define the maximum amount of data loss an organization can tolerate during a disaster?
RTO
Why wrong: RTO is the target recovery time.
RPO
RPO defines the maximum acceptable data loss.
SLA
Why wrong: SLA is a service contract commitment.
MTBF
Why wrong: MTBF is a reliability metric.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
RPO
RPO (Recovery Point Objective) defines the maximum acceptable amount of data loss measured in time, such as seconds, minutes, or hours. It determines the age of the backup or replication data that must be restored to resume normal operations after a disaster. For example, an RPO of 1 hour means the organization can tolerate losing up to 1 hour's worth of data.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
RTO
Why it's wrong here
RTO is the target recovery time.
RPO
Why this is correct
RPO defines the maximum acceptable data loss.
Related concept
Read the scenario before looking for a memorised answer.
SLA
Why it's wrong here
SLA is a service contract commitment.
MTBF
Why it's wrong here
MTBF is a reliability metric.
Common exam traps
ISC2 often tests the distinction between RTO and RPO, where candidates mistakenly select RTO because they confuse 'time to recover' with 'time of data loss' — remember RTO is about downtime, RPO is about data loss.
Detailed technical explanation
RPO is directly tied to backup frequency and replication lag; for example, synchronous replication can achieve an RPO of zero (no data loss), while asynchronous replication introduces a lag that defines the RPO. In cloud environments, RPO is often configured via snapshot schedules or continuous data protection (CDP) tools that log every write. A real-world scenario: a financial trading firm might set an RPO of 5 seconds using synchronous replication across data centers to avoid losing trades, whereas a backup-only environment might have an RPO of 24 hours.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A security analyst at a medium-sized enterprise encounters this scenario during an investigation or architecture review. The correct answer reflects best practice for the specific threat or control described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Security exam questions test whether you can match controls to threats in context — not just recall definitions.
What to study next
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FAQ
Business Continuity, DR & Incident Response — This question tests Business Continuity, DR & Incident Response — Read the scenario before looking for a memorised answer..
The correct answer is: RPO — RPO (Recovery Point Objective) defines the maximum acceptable amount of data loss measured in time, such as seconds, minutes, or hours. It determines the age of the backup or replication data that must be restored to resume normal operations after a disaster. For example, an RPO of 1 hour means the organization can tolerate losing up to 1 hour's worth of data.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
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.
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