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ISACA Certified Information Systems Auditor · Isaca
Select one answer.
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(A) Full interruption is the best test over Tabletop (Option C), but it is not recommended. The other options (B & D) are not applicable.
Full interruption is the most realistic test. For the question, is the best approach.
A parallel test involves running a disaster recovery (DR) scenario where the organization’s IT systems and operations are run in parallel with the production environment, but without fully interrupting normal operations. This type of test allows the organization to validate if systems, processes, and staff can recover within the recovery time objectives (RTOs) without causing service disruptions. It provides an opportunity to measure if the recovery processes are efficient enough to meet the established RTOs.