Explain Approaches to POMs (parallel Operating Models) (8.2 Including Subsections) ITIL-4-STRATEGIC-LEADER-MODULES Practice Questions (Page 1)

Questions 1–5

1. 1application · medium

   A university has been running its new student information system in parallel with the legacy system for nine months. The new system has been stable, and all departments have been successfully migrated. The project sponsor asks the project manager to identify the criteria for decommissioning the legacy system. Which criterion is MOST important to confirm before decommissioning?

   • AThe project budget for the transition has been fully spent
   • BThe new system has consistently met all agreed performance and functional requirements for a sustained period
   • CThe legacy system vendor has announced end-of-support for the software
   • DAll users have expressed a preference for the new system over the legacy system
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2. 2foundation · easy

   Which of the following is a key characteristic of a parallel operating model (POM)?

   • AThe new and legacy operating models operate simultaneously for a defined period
   • BThe new operating model is implemented in a single step across the entire organization
   • CThe new operating model is used only for non-critical processes
   • DThe legacy operating model is decommissioned immediately after the new model is designed
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A retail chain is implementing a new inventory management system. The project team plans to run the new system in parallel with the legacy system for a limited time, then decommission the legacy system once the new system is proven. The team decides to start with a pilot in two stores before rolling out to all stores. What is the PRIMARY advantage of this pilot-first approach?

   • AIt reduces the total cost of the transition by avoiding the need for training
   • BIt eliminates the need for the legacy system during the transition
   • CIt allows the organization to identify and resolve issues in a controlled environment before wider deployment
   • DIt guarantees that the new system will be accepted by all employees
   Reveal Solution Discussion Select an answer first
5. 4application · medium

   An airline is implementing a new reservation system. The CIO is worried about the impact on customer bookings if the new system fails. The airline decides to run the new system in parallel with the legacy system, routing only 5% of bookings to the new system initially. What is the PRIMARY purpose of starting with such a small percentage?

   • ATo limit the potential impact of a failure while the new system is being validated
   • BTo allow the legacy system to be decommissioned more quickly
   • CTo reduce the cost of running the new system during the initial phase
   • DTo satisfy a regulatory requirement that mandates a gradual rollout
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6. 5application · easy

   A software company is replacing its legacy CRM with a new cloud-based CRM. The company plans to run both systems simultaneously for a period, with the new system handling new customer accounts and the legacy system handling existing accounts. What is the PRIMARY characteristic of this approach?

   • AThe new system is being used only for testing and not for real operations
   • BBoth operating models are running concurrently, with a defined transition period
   • CThe new system is being introduced through a big-bang cutover
   • DThe legacy system is being phased out before the new system is introduced
   Reveal Solution Discussion Select an answer first