Architecture detail depending on the maturity of the capabilities and scope of EA initiatives. Architecture can be developed at strategy level (strategic architecture) of high-level enterprise architecture, a segment (segment architecture) which is one of the core services or programs selected and the ability (capability segment) architecture of the project during the implementation of programs/projects/initiatives.

The appropriate approach to implementing EA among agency staff is to provide Change Management Programme in public sector level that leads by MAMPU and continued at the Ministry / Department by EA team in their agencies.

A Chief Architect accordingly need to be proficient in all four domains, but it depends on the complexity of the business of the organization. However, the agency needs to have a group of architects with each EA domain . Normally, Chief Architect proficient in one or two major domains and have knowledge in other domains.

What are the criteria needed to become a Business Architect and does IT officer allow to become Business Architect?
Business Architect consists of business officer but ICT officer who understand business domain also worth to become Business Architect.

Does Business Architecture domain can be ignored in the implementation of EA?
Domain Business Architecture can not be completely ignored in the implementation of EA but rather quick review, validation and verification can be carried out on the next Busines Architecture domain and uploaded to a centralized repository 1GovEA.

Business aspects are fundamental for the creation of an organization, so the business people should lead EA initiatives. To get buy-in from top management, the agency should seek to convince their management that EA is importance fundamentals in transforming business and the realization of the strategy.

Does EA is a process?
EA is a structured approach that is a critical force for the implementation of the core strategic transformation and agencies. It has six (6) components, namely Vision, Governance Principles, 4 main Domain, methodology and respository. Methodology Components is a description of the process for developing the enterprise architecture.