Chapter 37. MODAF Tool

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  5. OV-4 – Organisational Relationships Chart

OV-4 – Organisational Relationships Chart

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The OV-4 shows organisational structures and interactions. OV-4 exists in two forms: typical (e.g. a generic brigade command structure) and actual (e.g. an organisation chart for a department or agency).

A typical OV-4 shows the possible relationships between organisational resources (organisations and posts); the key relationship being the composition; i.e. how organisational resources are structured within a parent organisation. It may also show the posts in an organisation and the roles associated with each post. Interactions may be specified between organisational resources (organisations, posts and roles), which may be command relationships. Interactions typically illustrate the fundamental roles and management responsibilities. A typical OV-4 can be considered as a special type of SV-1, Resource Interaction Specification, where the resources shown are purely organisational.

An actual OV-4 shows the structure of a real organisation at a particular point in time and is used to provide context to other parts of the architecture such as AV-1, (Architecture) Overview and Summary and the StVs.

Usage

The intended usage of the OV-4 includes:

A typical OV-4 may be used for:

  • Organisational analysis.
  • Definition of human roles.
  • Operational analysis.

An actual OV-4 may be used to:

  • Identify process owners.
  • Illustrate current or future organisation structures.

Product Description

The OV-4, Organisational Relationships Chart, addresses the organisational aspects of an architecture.

A typical OV-4 illustrates the command structure or relationships (as opposed to relationships within a business process flow) among human roles, organisations, or organisation types that are the key players in the business represented by the architecture.

An actual OV-4 shows real organisations and posts and the relationships between them.

MODAF only defines two fundamental relationships between Organisational Resources: structure (whole-part) and interaction (which includes the command relationship). When there is a need for other types of organisational relationships, these should be recorded and defined in the AV-2, Integrated Dictionary.

An OV-4 clarifies the various relationships that can exist between organisations and suborganisations within the Architecture and between internal and external organisations.

Note that individual people are not modelled in MODAF, but specific posts may be detailed in an actual OV-4.

Creating an Organisational Relationships Chart diagram

To create an Organisational Relationships Chart diagram:

  1. Click on Organisational Relationships Chart in the Action Artifact area, and then select Create New Diagram.
  2. Type the diagram name and press Enter.
  3. A blank diagram is created and you can start constructing the view. Depending on whether you want to show a typical organization structure, an actual organization structure or a hybrid diagram that shows both of them, create the diagram with the elements below:Typical: Organization, Person, Post, Responsibility

    Actual: ActualOrganization, ActualPerson, ActualPost, ActualResponsibility

Typical

MODAF Example: Organisational Relationships Chart (Typical)

Actual

MODAF Example: Organisational Relationships Chart (Actual)

MODAF in Visual Paradigm

The MODAF is brought to you by Visual Paradigm, a full-featured development platform. Visual Paradigm provides an easy-to-use, model-driven MODAF tool that supports the development of MODAF views and models. You can create integrated MODAF products and generate architectural documents that facilitate organizations to efficiently coordinate enterprise architecture initiatives.