OGEA-103 Exam Guide : TOGAF Enterprise Architecture Preparation

Enterprise architecture plays an important role in helping organizations align business goals, technology investments, processes, and IT capabilities. As businesses become more digitally connected, they need professionals who can design enterprise architectures, manage technology changes, and ensure that IT strategies support organizational objectives.

The OGEA-103: TOGAF Enterprise Architecture Combined Part 1 and Part 2 exam is offered by The Open Group. It combines Foundation and Practitioner-level assessments into one examination, giving candidates an opportunity to demonstrate both their understanding of the TOGAF framework and their ability to apply it in practical enterprise architecture situations.

This certification is relevant to enterprise architects, solution architects, IT consultants, business architects, technology managers, and professionals involved in digital transformation.

In this guide, you will learn about the OGEA-103 exam structure, important TOGAF topics, preparation strategies, a four-week study plan, and five practice questions to support your certification preparation.

What Is the OGEA-103 Certification?

OGEA-103 is the TOGAF Enterprise Architecture Combined Part 1 and Part 2 Exam from The Open Group.

It combines two assessment sections:

• Part 1 – Foundation: Evaluates knowledge of TOGAF terminology, concepts, framework structure, and the Architecture Development Method.
• Part 2 – Practitioner: Evaluates the ability to apply TOGAF concepts, techniques, and methods to realistic enterprise architecture scenarios.

The examination is based on the TOGAF Standard, 10th Edition. It is designed to assess both conceptual understanding and practical decision-making.

Passing the combined examination supports achievement of the TOGAF Enterprise Architecture Practitioner certification outcome.

Who Should Take the OGEA-103 Exam?

The OGEA-103 exam is suitable for professionals who want to demonstrate their enterprise architecture knowledge and practical TOGAF skills.

It may be particularly useful for:

• Enterprise architects responsible for organization-wide architecture.
• Solution architects designing business and technology solutions.
• IT architects working on infrastructure and application architecture.
• Business analysts involved in business transformation.
• IT consultants advising organizations on architecture strategies.
• Technology managers coordinating enterprise architecture initiatives.
• Digital transformation professionals aligning technology with business goals.

Candidates who already understand IT systems, business processes, and technology strategy may find it easier to connect TOGAF concepts with practical situations.

OGEA-103 Exam Overview

Before beginning your preparation, understand the two-part examination structure.

Part 1 assesses foundational knowledge, while Part 2 evaluates how effectively candidates can apply the framework in different enterprise architecture situations.

The Practitioner section uses graded answer choices. Candidates should focus on selecting the most appropriate response for the scenario rather than simply identifying a technically possible answer.

Always confirm the latest exam delivery, fees, language availability, and registration policies with The Open Group before scheduling.

OGEA-103 Exam Syllabus and Important Topics

The OGEA-103 exam covers several connected areas of the TOGAF framework. The following sections organize the major topics candidates should study for both Foundation and Practitioner preparation.

1. Enterprise Architecture Fundamentals

Start by understanding the purpose and value of enterprise architecture.

Important topics include:

• Enterprise architecture concepts and terminology
• Business, data, application, and technology architecture
• Architecture principles
• Architecture vision
• Business goals and drivers
• Architecture stakeholders
• Architecture capability
• Architecture governance
• Relationship between business strategy and IT strategy

Preparation tip: Understand how enterprise architecture connects business objectives with technology decisions. Be prepared to identify the purpose of architecture work in different organizational situations.

2. Architecture Development Method (ADM)

The Architecture Development Method is one of the most important areas of the TOGAF framework.

The ADM provides a structured and iterative approach to developing and managing enterprise architecture.

Study the following phases:

• Preliminary Phase
• Phase A: Architecture Vision
• Phase B: Business Architecture
• Phase C: Information Systems Architectures
• Phase D: Technology Architecture
• Phase E: Opportunities and Solutions
• Phase F: Migration Planning
• Phase G: Implementation Governance
• Phase H: Architecture Change Management
• Requirements Management

Preparation tip: Do not simply memorize the ADM phase names. Understand the purpose, activities, inputs, and outputs of each phase. Practice identifying which phase is appropriate when an organization introduces a new business requirement or changes its technology strategy.

3. ADM Techniques and Architecture Development

TOGAF includes techniques that help architects analyze requirements, engage stakeholders, and develop architecture solutions.

Important topics include:

• Stakeholder management
• Architecture viewpoints and views
• Business scenarios
• Gap analysis
• Risk management
• Interoperability requirements
• Capability-based planning
• Architecture partitioning
• Migration planning
• Architecture requirements management

Preparation tip: Practice choosing the right technique for a specific architecture challenge. For example, gap analysis helps identify differences between the baseline and target architecture.

4. Architecture Content Framework

The Architecture Content Framework provides a structured way to describe and organize architecture information.

Important topics include:

• Architecture deliverables
• Architecture artifacts
• Building blocks
• Architecture Building Blocks (ABBs)
• Solution Building Blocks (SBBs)
• Architecture Content Metamodel
• Architecture repository
• Architecture descriptions
• Architecture contracts

Preparation tip: Understand the differences between deliverables, artifacts, and building blocks. These concepts are important for both foundational questions and practical architecture scenarios.

5. Enterprise Continuum and Architecture Repository

The Enterprise Continuum helps organizations classify and reuse architecture assets.

Important topics include:

• Enterprise Continuum
• Architecture Continuum
• Solutions Continuum
• Architecture Repository
• Reference architectures
• Architecture patterns
• Reusable architecture assets
• Standards and guidelines
• Architecture landscape

Preparation tip: Learn how organizations reuse existing architecture assets instead of designing every solution from the beginning. Understand how the Architecture Repository supports architecture development and governance.

6. Architecture Governance and Compliance

Architecture governance ensures that architecture development and implementation remain aligned with approved standards, principles, and business objectives.

Important topics include:

• Architecture governance
• Architecture Board
• Architecture contracts
• Architecture compliance reviews
• Governance processes
• Architecture capability
• Architecture maturity
• Change management
• Implementation governance
• Risk and compliance management

Preparation tip: Understand how governance supports consistency and accountability. In scenario questions, identify the appropriate governance mechanism when a proposed solution does not follow approved architecture standards.

7. Stakeholder Management and Communication

Enterprise architects must communicate architecture decisions to different stakeholders, including business leaders, technical teams, project managers, and solution designers.

Important topics include:

• Stakeholder identification
• Stakeholder concerns
• Stakeholder maps
• Architecture views
• Architecture viewpoints
• Communication planning
• Architecture requirements
• Business scenarios
• Architecture change communication

Preparation tip: Learn how to select appropriate views and viewpoints based on stakeholder concerns. A business executive and a technical implementation team may require different representations of the same architecture.

Part 1 vs. Part 2: Understand the Exam Difference

OGEA-103 combines two sections, but each section tests a different skill set.

How to Prepare for Part 1

Part 1 requires a clear understanding of TOGAF terminology, framework components, ADM phases, architecture content, and governance concepts.

Recommended activities:

• Review the TOGAF Standard structure.
• Memorize important definitions and terminology.
• Understand the ADM phases and their purposes.
• Study architecture content and building blocks.
• Practice timed multiple-choice questions.
• Revise topics where similar terms are easily confused.

How to Prepare for Part 2

Part 2 requires candidates to interpret business scenarios and select the most appropriate TOGAF-based response.

Recommended activities:

• Practice realistic enterprise architecture scenarios.
• Identify business drivers and stakeholder concerns.
• Understand how the ADM can be tailored and iterated.
• Practice selecting suitable architecture techniques.
• Review governance and compliance situations.
• Become familiar with the permitted electronic reference material.

Do not rely only on memorization for Part 2. The ability to evaluate alternatives and choose the most suitable action is essential.

Effective OGEA-103 Exam Preparation Strategies

A structured study approach can help you prepare for both examination sections.

1. Start with the Official TOGAF Study Resources

Use the official TOGAF Standard, 10th Edition, and The Open Group's examination resources as your primary references.

Understand the exam objectives before selecting additional study materials.

2. Build a Strong Understanding of the ADM

The ADM is central to TOGAF. Learn the purpose and relationship of its phases, including how requirements management supports the entire process.

Create a simple ADM diagram and revise it regularly.

3. Learn Important TOGAF Terminology

Several TOGAF concepts are closely related but have different purposes.

Pay particular attention to:

• Architecture versus solution building blocks
• Architecture views versus viewpoints
• Architecture deliverables versus artifacts
• Architecture Continuum versus Solutions Continuum
• Baseline architecture versus target architecture
• Architecture governance versus implementation management

Understanding these distinctions can improve your performance in both sections.

4. Practice Scenario-Based Questions

Part 2 requires more than theoretical knowledge.

When reviewing a scenario, identify:

1. The organization's business objective.
2. The main architecture problem.
3. The stakeholders and their concerns.
4. The relevant ADM phase or technique.
5. The most appropriate TOGAF-aligned action.

This approach helps develop the analytical skills needed for Practitioner-level questions.

5. Practice with the TOGAF Reference Material

Part 2 is open book, so become comfortable navigating the permitted electronic reference material.

Practice locating relevant concepts without spending too much time searching through the documentation.

6. Take Timed Mock Exams

Use practice tests to evaluate your understanding and time management.

Review every incorrect answer and identify whether the problem was caused by a knowledge gap, misunderstanding of the scenario, or poor answer selection.

Four-Week OGEA-103 Study Plan

The following four-week schedule provides a balanced approach to preparing for both exam sections.

Recommended Daily Study Routine

A daily schedule of approximately 90 minutes to two hours can help maintain consistency.

• 30 minutes: Study TOGAF concepts and terminology.
• 30 minutes: Review ADM phases and architecture techniques.
• 30 minutes: Solve practice questions or scenarios.
• 15–30 minutes: Revise incorrect answers and difficult topics.

Adjust your preparation time based on your existing enterprise architecture experience.

OGEA-103 Practice Questions and Answers

The following five original practice questions are designed to help you review important TOGAF concepts. They are study examples and are not actual examination questions.

Question 1: Architecture Development Method

An organization has completed its initial Architecture Vision. During the development process, the business team identifies new requirements that may affect the proposed target architecture. What should the enterprise architect do?

A. Ignore the new requirements until implementation begins.
B. Evaluate the requirements and manage them through the ADM requirements management process.
C. Immediately replace the entire architecture framework.
D. Stop architecture development permanently.

Correct Answer: B. Evaluate the requirements and manage them through the ADM requirements management process.

Explanation: Requirements Management operates throughout the ADM lifecycle. New requirements should be assessed and managed to ensure that architecture development remains aligned with business needs.

Question 2: Architecture Content Framework

An enterprise architect wants to define reusable architecture components that describe the capabilities required by a target architecture, without specifying a particular implementation. Which concept should the architect use?

A. Solution Building Blocks
B. Architecture Building Blocks
C. Project Work Packages
D. Architecture Contracts

Correct Answer: B. Architecture Building Blocks

Explanation: Architecture Building Blocks (ABBs) describe required architecture capabilities and structures at an abstract level. Solution Building Blocks (SBBs) describe specific components that can be used to implement those capabilities.

Question 3: Stakeholder Management

A technology architecture is being developed for an organization. Senior business leaders are concerned about investment costs, while technical teams are concerned about system integration. What should the enterprise architect do?

A. Use one technical diagram for every stakeholder.
B. Ignore business stakeholder concerns.
C. Identify stakeholder concerns and select appropriate views and viewpoints to communicate the architecture.
D. Allow each stakeholder to create an unrelated architecture.

Correct Answer: C. Identify stakeholder concerns and select appropriate views and viewpoints to communicate the architecture.

Explanation: TOGAF emphasizes stakeholder management and architecture communication. Different stakeholders have different concerns, so architects should select appropriate viewpoints and create views that address those concerns.

Question 4: Architecture Governance

During implementation, a project team proposes a solution that does not comply with an approved architecture standard. Which action is MOST appropriate?

A. Allow the project team to proceed without review.
B. Conduct an architecture compliance review and follow the established governance process.
C. Remove all architecture standards.
D. Ignore the deviation until the project is completed.

Correct Answer: B. Conduct an architecture compliance review and follow the established governance process.

Explanation: Architecture governance helps ensure that implementation activities comply with approved architecture principles, standards, and requirements. Compliance reviews help identify deviations and determine appropriate corrective actions.

Question 5: Enterprise Continuum

An organization wants to reuse existing reference architectures, models, and solution patterns when developing a new enterprise architecture. Which TOGAF concept is MOST relevant?

A. Enterprise Continuum
B. Incident Management
C. Project Scheduling
D. Network Monitoring

Correct Answer: A. Enterprise Continuum

Explanation: The Enterprise Continuum provides a way to classify and organize architecture and solution assets, supporting reuse and helping organizations select suitable existing resources for new architecture initiatives.

Frequently Asked Questions (FAQs)

1. What is the OGEA-103 certification exam?

OGEA-103 is The Open Group's TOGAF Enterprise Architecture Combined Part 1 and Part 2 examination. It assesses foundational TOGAF knowledge and the ability to apply the framework to practical enterprise architecture scenarios.

2. How long is the OGEA-103 exam?

The combined examination has a total duration of 150 minutes. Part 1 takes 60 minutes, and Part 2 takes 90 minutes.

3. How many questions are included in OGEA-103?

The exam contains 48 questions in total: 40 multiple-choice questions in Part 1 and eight scenario-based questions in Part 2.

4. What is the passing score for OGEA-103?

The published passing requirement is 60% for each section. Candidates must meet the passing requirement for both Part 1 and Part 2.

5. Is OGEA-103 an open-book exam?

The exam has different reference rules for each section. Part 1 is closed book, while Part 2 is open book with permitted electronic TOGAF reference material.

6. What is the difference between OGEA-103 and OGEA-101?

OGEA-101 is the TOGAF Enterprise Architecture Part 1 examination. OGEA-103 combines Part 1 and Part 2 into a single examination.

7. What topics should I study for OGEA-103?

Important topics include enterprise architecture fundamentals, the ADM, ADM techniques, architecture content, building blocks, Enterprise Continuum, architecture governance, stakeholder management, and practical scenario application.

8. Is OGEA-103 suitable for solution architects?

Yes. Solution architects can benefit from OGEA-103 because it develops knowledge of enterprise architecture principles, business and technology alignment, architecture governance, and structured solution development.

 Conclusion

The OGEA-103 certification is a valuable opportunity for professionals who want to demonstrate their understanding of the TOGAF framework and their ability to apply enterprise architecture concepts in practical business situations.

Success requires preparation for both parts of the examination. Build a strong foundation in TOGAF terminology and ADM concepts for Part 1, then develop your analytical and scenario-solving skills for Part 2.

Follow a structured study plan, use official TOGAF resources, practice realistic architecture scenarios, and become familiar with the permitted reference material. Consistent preparation can help you approach the examination with greater confidence.

Start your OGEA-103 exam preparation with Clearcatnet.com and take the next step toward strengthening your enterprise architecture career.

Written By:Tannu Singh

Published on: 30/10/2026

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