Final answer:
The incident response organization must ensure the system downtime does not exceed a certain limit, known as the recovery time objective. Disaster recovery aims to keep the organization functioning during and after a disaster. Business continuity involves calculating the maximum allowable downtime for a system. The business impact analysis helps identify potential impacts of disruptions on critical business processes.
Step-by-step explanation:
1. Incident Response - How long a system can be down before the organization cannot recover the process of returning the organization to normal operations.
2. Disaster Recovery - Keeping the organization functioning as well as possible.
3. Business Continuity - The process of calculating how long a system can be down before the organization cannot recover the process of returning the organization to normal operations.
4. Business Impact Analysis - The process of identifying and assessing the potential impacts that a disruption or incident may have on an organization's critical business functions and processes.