Which form of BC/DR testing has the most impact on operations?

A full test of a business continuity and disaster recovery (BC/DR) plan simulates an actual disaster scenario and tests the readiness of the entire organization, including technology, personnel, and processes. This form of testing has the most significant impact on operations because it actively engages employees and resources, requiring them to respond as they would during a real event. By doing so, it provides comprehensive insights into the effectiveness of the plan, identifies any weaknesses in the recovery strategies, and helps to ensure that all parties understand their roles and responsibilities during an emergency.

In a full test, the system, processes, and protocols are put to the ultimate test, which can highlight gaps in preparation that may not be evident during less comprehensive testing approaches. The results can lead to valuable lessons learned and necessary adjustments, ultimately strengthening the BC/DR strategy.

Other testing methods, such as dry runs, tabletop exercises, or structured tests, may provide some value, but they typically do not engage all aspects of the organization and may not fully replicate the pressures and conditions of a real crisis. These alternative approaches often focus on specific components or discussions rather than a holistic evaluation of the entire recovery process.