OGBA-101 Online Practice Questions and Answers

Correct Answer: B

The Architecture Development Method (ADM) is the core process of TOGAF which outlines a method for developing and managing the lifecycle of enterprise architecture. Considering the phases of the ADM, the item labeled as '2' in the provided architecture development cycle diagram likely corresponds to the 'Architecture Change Management' phase, which is responsible for providing ongoing architectural oversight and guidance to ensure that the implementation remains aligned with the architecture defined in the previous phases. This includes managing changes to the architecture in a controlled manner as the implementation progresses and ensuring that the architecture continues to meet the business needs.

Correct Answer: B

Developing a TOGAF business scenario provides several benefits, particularly in aiding vendors to deliver appropriate solutions. Here's a detailed explanation:

TOGAF Business Scenarios:

Business scenarios are used to capture and describe business requirements, helping to identify and understand business needs and challenges.

Role in Vendor Engagement:

Clarity of Requirements: Business scenarios provide clear and detailed descriptions of the business context, needs, and requirements. This helps vendors understand what solutions are necessary to address specific business challenges.

Alignment of Solutions: By providing a comprehensive view of the business environment and requirements, business scenarios ensure that the solutions proposed by vendors are aligned with the actual business needs and strategic goals.

TOGAF ADM References:

Phase A: Architecture Vision: In this phase, business scenarios are developed to capture stakeholder concerns and requirements, providing a basis for the architecture vision. Vendor Communication: Business scenarios are communicated to

vendors to ensure that their solutions fit within the overall architecture and meet the specific requirements of the business.

Benefits:

Effective Solution Design: Vendors can design solutions that are tailored to the specific needs of the business, reducing the risk of misalignment and ensuring better outcomes. Improved Collaboration: Business scenarios facilitate better

collaboration between the enterprise and vendors by providing a common understanding of the requirements and expected outcomes.

In summary, developing a TOGAF business scenario aids vendors in delivering appropriate solutions by providing clear and detailed descriptions of business requirements, ensuring alignment with business needs and strategic goals.

Correct Answer: D

A business model is a description of the rationale for how an organization creates, delivers, and captures value4. Value is defined as the worth or importance of something to someone6. A business model explains what value proposition the organization offers to its customers, what revenue streams it generates from delivering the value proposition, what cost structure it incurs to create and deliver the value proposition, what key resources and activities are needed to create and deliver the value proposition, and what key partnerships are leveraged to support the value creation and delivery process4.

Correct Answer: C

The diagram of an architecture development cycle shows three phases of the TOGAF ADM. The correct phase names corresponding to the labels 1, 2 and 3 are Requirements Management, Implementation Governance, and Preliminary

respectively3. These phases are described as follows:

Requirements Management (label 1): This phase provides a process for managing architecture requirements throughout the ADM cycle3. It ensures that requirements are captured, stored, prioritized, and addressed by relevant ADM phases3.

It also ensures that requirements are validated and updated as necessary3.

Implementation Governance (label 2): This phase provides a process for ensuring that the implementation projects conform to the defined architecture3. It involves establishing an implementation governance model, defining architecture

contracts and compliance reviews, and monitoring and supporting the implementation projects3.

Preliminary (label 3): This phase provides a process for preparing and planning the architecture project3. It involves defining the scope and vision of the project, customizing the ADM process and content framework, defining principles and

governance structures, and evaluating the enterprise architecture maturity and readiness3.

Correct Answer: A

Business models are essential tools within TOGAF for providing different perspectives on the business operations, strategies, and value propositions. Here's a detailed explanation:

Purpose of Business Models:

Business models are designed to represent various aspects of the business, such as value creation, delivery, and capture mechanisms. They provide a structured way to analyze and understand the business.

Different Viewpoint:

Cross-Check Assumptions: Business models offer a different viewpoint that helps in validating and cross-checking assumptions made about the business. By presenting a visual and structured representation of the business, these models

enable stakeholders to identify gaps, inconsistencies, and areas that need further analysis.

Holistic Understanding: They help in gaining a holistic understanding of how different components of the business interact, which is crucial for ensuring that the enterprise architecture aligns with the business strategy and goals.

TOGAF References:

Phase A: Architecture Vision: During this phase, business models are used to articulate the vision and scope of the architecture effort. They help in ensuring that all assumptions are validated and that the architecture aligns with business

objectives.

Phase B: Business Architecture: Business models are also utilized in this phase to analyze business capabilities, processes, and value streams. They provide a different viewpoint that aids in identifying areas for improvement and ensuring

alignment with the strategic intent.

In summary, business models provide a different viewpoint that helps cross-check assumptions, ensuring that the enterprise architecture is aligned with the business strategy and objectives.

Correct Answer: C

In TOGAF ADM, Phase B is the Business Architecture phase where the architect should locate existing architecture descriptions to create an information map. This phase involves developing a detailed understanding of the business environment, including business processes, roles, and information flows. Existing architecture descriptions provide a baseline for identifying how information is currently managed and how it can be optimized to support business objectives.

Correct Answer: A

According to the TOGAF Series Guide: Organization Mapping, one of the derived relationships in an organization map is value flow1. A value flow is a relationship that shows how value is exchanged between business units or other entities in an organization map1. A value flow can be expressed as a verb phrase that indicates what type of value is transferred or shared between entities1. For example, in an organization map for an online retailer, a possible value flow could be "Delivers products" between the Warehouse business unit and the Customer entity.

Correct Answer: D

One of the benefits of organization mapping is that it improves strategic planning2. Organization mapping is a technique that can be used to document and visualize the organizational structure and relationships of an enterprise or a part of it2. Organization mapping can help to align the organizational design with the business strategy, goals, and objectives2. Organization mapping can also help to identify the roles, responsibilities, authorities, accountabilities, and dependencies of different organizational entities2. By providing a clear and consistent view ofthe organizational landscape, organization mapping can enable better informed and more effective decisions for strategic planning.

Correct Answer: B

According to the TOGAF Standard, business scenarios are an important technique that may be used at various stages of the enterprise architecture, principally the Architecture Vision and the Business Architecture, but in other architecture domains as well, if required, to derive the characteristics of the architecture directly from the high-level requirements of the business1.The Architecture Vision is developed in Phase A, and the Business Architecture is developed in Phase B. The Preliminary Phase is also a stage where business scenarios can be used to help identify and understand business needs2.

Business scenarios are a tool used within TOGAF to help identify and understand the business requirements and to drive the creation of the enterprise's architecture. They are used in the Preliminary Phase to understand the organizational context, Phase A to develop the Architecture Vision, and Phase B to derive the Business Architecture based on the stakeholder's requirements and the business strategy.

Correct Answer: B

Value networks are an approach to model, measure, and analyze business value that is primarily concerned with identifying the participants involved in creating and delivering value3. Value networks focus on the relationships and interactions among the participants, such as customers, suppliers, partners, employees, and other stakeholders3. Value networks can help to understand how value flows through the network and how it can be improved or optimized.

Correct Answer: D

In the context of value stream stages, a gating stage is the element that describes the specific state change which triggers the next stage of the value stream to begin. It acts as a checkpoint that ensures that certain criteria are met before the process can proceed to the next phase.

Correct Answer: C

When creating value streams, it is recommended to start with customer-based value streams. Here's a detailed explanation:

Value Streams:

Definition: Value streams represent the end-to-end activities that create value for customers or stakeholders. They provide a high-level view of how value is delivered within the organization.

Starting with Customer-Based Value Streams:

Customer Focus: Starting with customer-based value streams ensures that the architecture is aligned with the needs and expectations of the customers. This approach helps in identifying the most critical value-creating activities and aligning

them with business goals.

Value Delivery: Customer-based value streams provide a clear understanding of how value is delivered from the customer's perspective. This helps in designing processes and capabilities that enhance customer satisfaction and business

performance.

TOGAF References:

Phase B: Business Architecture: In this phase, value streams are identified and modeled to ensure that the architecture supports the delivery of value to customers. Starting with customer-based value streams is a key activity in this phase.

Capability-Based Planning: TOGAF emphasizes the importance of aligning business capabilities with value streams to ensure that the architecture supports value creation and delivery.

Benefits:

Customer-Centric Design: Starting with customer-based value streams ensures that the architecture is designed with a focus on customer needs and value delivery. Strategic Alignment: Aligning value streams with customer needs helps in

ensuring that the architecture supports the strategic goals of the organization and enhances customer satisfaction.

In summary, when creating value streams, starting with customer-based value streams ensures a customer-centric design, aligning the architecture with the needs and expectations of the customers and supporting strategic goals.

Correct Answer: B

Business scenarios are most prominently used in Phase A (Architecture Vision) of the TOGAF ADM. In this phase, they help in discovering and documenting business requirements by providing detailed and realistic descriptions of business situations. Business scenarios help in identifying the key business drivers, goals, and challenges, ensuring that the architecture development is aligned with the actual needs of the business.

Correct Answer: B

TOGAF's ADM (Architecture Development Method) is designed to be iterative at multiple levels: over the whole process, between phases, and within phases. This iterative approach allows for continuous refinement and improvement of the architecture, ensuring it remains aligned with changing business needs and technological advancements. Iteration helps in managing complexity and facilitates incremental development, enabling architects to revisit and adjust their work as new information and insights emerge.

Correct Answer: B