QuestionQ67

The TOGAF Standard, Version 9.2

Patterns & Co. is introducing a Commercial Off-the-Shelf (COTS) Market Analytics solution to improve its new delivery service.

Patterns & Co. has a mature enterprise architecture capability, and the CIO sponsors the enterprise architecture team. The business vision and requirements for the new system have been defined, including a detailed business-process analysis. The supplier has proposed a solution, but the Architecture Board identified that some project requirements are inconsistent with the adopted infrastructure standards. The CIO considered the risks and approved implementation.

The CIO has asked the EA team to execute Phase G, ensuring that the system-performance KPIs are met, the project stays within budget, and security guidelines are satisfied.

As Lead Enterprise Architect, you must recommend a plan for implementing the CIO decision. Choose the best answer according to TOGAF 9.

  • A You ask the supplier to modify the web server hardware and software components so they can meet the current infrastructure standards. You advise to execute a proof of concept to anticipate any coding issue. Then, after the agreement with the development leads for supporting the development, you will provide the project plan to the project manager and develop an Architecture Contract. A set of frequent operational reviews to monitor the solution's performance is then scheduled after the implementation is completed.
  • B You recommend the co-existence of a second web server standard and modify the company Standards Information Base adding this new technology.You ask the project architects to create an Architecture Contract with the development teams. You identify the need of a performance testing and a compliance review You agree with the business on SLA and delivery dates. You identify re-usable procedures and objects.
  • C You eliminate the non-standard web server from the solution as recommended by the Architecture Board. You create a revised plan and Architecture Contract for the development stressing the re-use of standard technologies. You share the budget implication of this solution with a finance committee and inform the CIO of the long term cost benefits of this choice. You define periodical project management meetings to monitor compliance.
  • D You execute a risk analysis and set deliverables and timing requirements with the development team. You implement a detailed impact analysis of the chosen solution. You create an Architecture Contract and ask for the CIO's approval before implementing it. You test the solution just prior to implementation and deliver the project artifacts and store after the completion of the implementation.
Explanation

TOGAF Phase G, Implementation Governance, manages the implementation in accordance with the approved architecture through Architecture Contracts and architecture-compliance reviews. When an authorized implementation introduces an additional technology standard, the standards repository should be updated to govern that approved coexistence. Performance testing, compliance review, and agreed service levels provide implementation governance over the required operational and delivery outcomes.

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