Last Attempt OGEA-103 Questions

The Enterprise Continuum provides methods for classifying architecture artifacts as they evolve from generic architectures to Organization-Specific Architectures. Generic architectures are architectures that have been developed for use across a wide range of enterprises with similar characteristics. They provide common models, functions, and services that can be reused and adapted for specific purposes. Organization-Specific Architectures are architectures that have been tailored to meet the needs and requirements of a particular enterprise or a major organizational unit within an enterprise. They reflect the unique vision, goals, culture, structure, processes, systems, and technologies of that enterprise or unit. Reference: The TOGAF® Standard | The Open Group Website, Section 2.3 Enterprise Continuum.

According to the TOGAF Standard, an architecture view is a representation of a system from the perspective of a related set of concerns1. An architecture viewpoint is a specification of the conventions for a particular kind of architecture view1. Presenting different architecture views and architecture viewpoints to stakeholders helps architects to extract hidden agendas, principles, and requirements that could impact the final target architecture. This is because different stakeholders may have different concerns and interests in the system, and by showing them how the system addresses their concerns from different perspectives, the architects can elicit more feedback and validation from them2. For example, a business stakeholder may be interested in the business architecture view, which focuses on the business processes, functions, and capabilities of the system3. A security stakeholder may be interested in the enterprise security view, which addresses the security aspects of the system, such as confidentiality, integrity, and availability3. By presenting these views to the respective stakeholders, the architects can ensure that the system meets their expectations and needs, and also identify any potential issues or gaps that may affect the target architecture. References: 1: The TOGAF Standard, Version 9.2 - Architectural Artifacts - The Open Group1; 2: Understanding TOGAF Views and Viewpoints in Enterprise Architecture2; 3: Developing Architecture Views - The Open Group4

The Preliminary Phase is the phase in TOGAF where an organization establishes or enhances its Enterprise Architecture Capability. This includes defining governance structures, roles, responsibilities, processes, tools, and architectural principles. The objective is to prepare the organization to successfully execute the ADM.

Phase A focuses on Architecture Vision for a specific initiative, not on creating the overall EA capability. Phase G deals with implementation governance, and Phase H focuses on architecture change management. None of these phases are responsible for establishing the EA practice itself.

The Preliminary Phase answers foundational questions such as how architecture will be governed, who owns architecture decisions, how compliance will be enforced, and how architecture work will be integrated with other organizational processes. Therefore, creation of an Enterprise Architecture Capability clearly belongs to the Preliminary Phase.

Statements 1 and 3 about architecture partitioning are correct. Architecture partitioning is the technique of dividing an architecture into smaller and more manageable parts that can be developed, maintained, and governed independently. Partitions are used to simplify the management of the Enterprise Architecture and to enable different teams to work on different elements of the architecture at the same time. Partitions are not equivalent to architecture levels, which are different degrees of abstraction or detail in an architecture. Partitions do not necessarily reflect the organization’s structure, which may change over time or differ from the architecture’s scope and boundaries. Reference: The TOGAF® Standard | The Open Group Website, Section 2.5 Architecture Partitioning.