Validate Requirement

Just to recall previous posts, after requirement is elicited, no matter it’s confirmed or not, it can be specified and modelled. At this moment in time, there are two actions need to be done separately: Verify Requirement and Validate Requirement. Recollect the purpose of Verify Requirement is to ensure requirement is stated correctly. Validate Requirement,… Continue reading Validate Requirement

Model Requirement – Use Case

In previous posts, we are familiar with Stakeholder requirements, including some common diagrams such as Entity Relationship diagram, Workflow, State Transition diagram, Use Case diagram and Sitemap. This week, let’s cater for Functional Requirement. Depending on the requirement approach (predictive or adaptive), Functional requirement can be written in different ways. Normally, if the project uses… Continue reading Model Requirement – Use Case

Model Requirement – Sitemap

This week, let’s be familiar with Sitemap – another type of Stakeholder Requirement. Different from all previous types (Entity Relationship Diagram, Workflow, State Transition Diagram, Permission Matrix, Use Case Diagram), this Sitemap is not very popularly known or is underestimated. It might be the reason of its absence in many functional specification. The first question… Continue reading Model Requirement – Sitemap

Model Requirement – Use Case Diagram

This week, let’s continue with another type of Stakeholder requirement – Use Case diagram. In previous posts, Use Case diagram is introduced as to depict which actor can perform which actions (or so-call use cases) and the relationships between those actions. According to UML standard notion of Use Case diagram, the best way to think of… Continue reading Model Requirement – Use Case Diagram

Model Requirement – State Transition Diagram

This week, let’s get to know the next type of Stakeholder requirement – State Transition diagram. Recall from previous posts, State Transition diagram shows change in all possible states of an entity. It belongs to Data and Information modelling category, and is drawn using State Modelling technique. Following UML standard, State Transition diagram is also known… Continue reading Model Requirement – State Transition Diagram

Model Requirement – Workflow Diagram

This week, let’s get familiar with another type of Stakeholder Requirement – Work flow Diagram. It’s a sequence flow of work such as review or approval process. Recall that the technique we will use to draw a Work flow is Process Modelling. According to BABOK version 3, there are many types of Process Models and… Continue reading Model Requirement – Workflow Diagram