Final answer:
In Major Issue Management, it is necessary to have a centralized case management system to manage multiple child cases from a parent case efficiently and effectively.
Step-by-step explanation:
When managing multiple child cases from a parent case, such as in Major Issue Management, it is essential to have a centralized case management system. This system should be capable of tracking and linking related cases, provide means for communication among stakeholders, and facilitate a collaborative approach for resolving the issues.
The effectiveness of such a system relies heavily on its ability to efficiently organize and update information, allowing for real-time insights and decision-making. Additionally, having a clear hierarchy and protocol for escalating issues is critical in ensuring that the parent case effectively oversees and guides the resolution process for all associated child cases.