Domain 5: Refactor Mainframe Applications into Modular Components

IBM Certified Associate Developer - Mainframe · 48 questions

• Which criterion is most important when using IBM Refactoring Assistant to identify a candidate service boundary?
• What does the Encapsulate refactoring pattern in IBM Refactoring Assistant accomplish?
• How does the Extract Service refactoring pattern differ from the Encapsulate pattern?
• When defining modular boundaries in IBM Refactoring Assistant, which data-related consideration is most critical?
• Why should service boundaries in a refactored COBOL application align with business domains?
• When IBM Refactoring Assistant identifies a service boundary, what must architects define to make the boundary operational?
• In a phased migration strategy, why should refactoring be completed before transformation begins?
• In IBM Refactoring Assistant, what is the correct sequence for identifying a candidate service?
• What algorithmic approach does IBM Refactoring Assistant use to suggest candidate service clusters?
• An architect wants to stabilize a high-risk COBOL subsystem before planning full extraction. Which refactoring pattern is most appropriate as an initial step?
• What role does a facade pattern play in the Refactor phase of IBM Z Modernization?
• Why must the API contract for an extracted COBOL service be finalized before the Transform phase begins?
• Which strategy best reduces data coupling between two COBOL programs that both directly access a shared VSAM file?
• When extracting a CICS-based COBOL service, why is transaction boundary definition critical?
• When refactoring a COBOL application with both batch and online (CICS) components accessing the same business logic, what is the recommended approach?
• Which layered architecture pattern is commonly applied when refactoring a monolithic COBOL application?
• How is the Strangler Fig pattern applied during IBM Z Modernization?
• When defining the interface for an extracted COBOL service, why should the interface be kept narrow and focused?
• In wca4z modernization, when would an anti-corruption layer be used between a new Java service and a legacy COBOL subsystem?
• When planning refactoring across a portfolio of 200 COBOL programs, what should be determined first?
• Which ADDI metric best indicates that a candidate service boundary has high internal cohesion?
• When wca4z generates Java modules from refactored COBOL services, why is dependency injection recommended for connecting modules?
• A team is preparing a production rollout and needs to avoid a design mistake. Which approach best demonstrates service boundary validation in a IBM Certified watsonx Mainframe Modernization Architect environment?
• During a design review, an architect asks which choice best matches the IBM guidance. What is the best way to handle refactoring assistant workflow while staying aligned with the certification objectives?
• An administrator is troubleshooting a pilot deployment and wants the most appropriate next step. Which approach best demonstrates refactoring use cases in a IBM Certified watsonx Mainframe Modernization Architect environment?
• A project lead is turning a proof of concept into a governed production workflow. The team is focused on SME collaboration. Which recommendation is most appropriate?
• During a design review, an architect asks which choice best matches the IBM guidance. What is the best way to handle SME collaboration while staying aligned with the certification objectives?
• An administrator is troubleshooting a pilot deployment and wants the most appropriate next step. Which approach best demonstrates service boundary validation in a IBM Certified watsonx Mainframe Modernization Architect environment?
• A project lead is turning a proof of concept into a governed production workflow. What is the best way to handle refactoring assistant workflow while staying aligned with the certification objectives?
• A consultant is advising a customer that wants a scalable implementation. Which approach best demonstrates refactoring use cases in a IBM Certified watsonx Mainframe Modernization Architect environment?
• A senior engineer reviews the current plan and notices that one key control is missing. The team is focused on SME collaboration. Which recommendation is most appropriate?
• A team is preparing a production rollout and needs to avoid a design mistake. For IBM Certified watsonx Mainframe Modernization Architect, the topic is service boundary validation. What should the team do?
• During a design review, an architect asks which choice best matches the IBM guidance. The team is focused on refactoring assistant workflow. Which recommendation is most appropriate?
• A team is preparing a production rollout and needs to avoid a design mistake. Which approach best demonstrates refactoring use cases in a IBM Certified watsonx Mainframe Modernization Architect environment?
• During a design review, an architect asks which choice best matches the IBM guidance. The team is focused on SME collaboration. Which recommendation is most appropriate?
• An administrator is troubleshooting a pilot deployment and wants the most appropriate next step. For IBM Certified watsonx Mainframe Modernization Architect, the topic is service boundary validation. What should the team do?
• A project lead is turning a proof of concept into a governed production workflow. The team is focused on refactoring assistant workflow. Which recommendation is most appropriate?
• A consultant is advising a customer that wants a scalable implementation. For IBM Certified watsonx Mainframe Modernization Architect, the topic is refactoring use cases. What should the team do?
• A senior engineer reviews the current plan and notices that one key control is missing. Which approach best demonstrates SME collaboration in a IBM Certified watsonx Mainframe Modernization Architect environment?
• A team is preparing a production rollout and needs to avoid a design mistake. What is the best way to handle service boundary validation while staying aligned with the certification objectives?
• A consultant is advising a customer that wants a scalable implementation. For IBM Certified watsonx Mainframe Modernization Architect, the topic is service boundary validation. What should the team do?
• A senior engineer reviews the current plan and notices that one key control is missing. The team is focused on refactoring assistant workflow. Which recommendation is most appropriate?
• A team is preparing a production rollout and needs to avoid a design mistake. For IBM Certified watsonx Mainframe Modernization Architect, the topic is refactoring use cases. What should the team do?
• During a design review, an architect asks which choice best matches the IBM guidance. Which approach best demonstrates SME collaboration in a IBM Certified watsonx Mainframe Modernization Architect environment?
• An administrator is troubleshooting a pilot deployment and wants the most appropriate next step. What is the best way to handle service boundary validation while staying aligned with the certification objectives?
• A project lead is turning a proof of concept into a governed production workflow. Which approach best demonstrates refactoring assistant workflow in a IBM Certified watsonx Mainframe Modernization Architect environment?
• A consultant is advising a customer that wants a scalable implementation. What is the best way to handle refactoring use cases while staying aligned with the certification objectives?
• A senior engineer reviews the current plan and notices that one key control is missing. For IBM Certified watsonx Mainframe Modernization Architect, the topic is SME collaboration. What should the team do?