Enterprise architecture is a conceptual framework and methodological discipline concerned with the structural arrangement and operational design of an enterprise. It systematically analyzes, designs, plans, and governs the interrelationships among an organization's strategic, business, data, application, and technology components to ensure alignment with business objectives. As an academic concept and research field, it investigates the principles, methods, and models for developing, maintaining, and leveraging a holistic view of the enterprise to facilitate strategic planning, informed decision-making, integration, and the efficient evolution of the organization as a complex socio-technical system.