Introduction

Input > Process > Output

Input	Process	Output
– Source documents – Project constraints – Major stakeholders identification – Preliminary life cycle concepts – Problem or opportunity statement – Business requirements – Alternative solution classes – Preliminary validation criteria – Validated requirements – Preliminary MOE needs – Preliminary MOE data – Business requirements traceability – Life cycle constraints – Stakeholder needs – System requirements traceability	> Prepare for stakeholder needs and requirements definition > Define stakeholder needs > Develop the operational concept and other life cycle concepts > Transform stakeholder needs into stakeholder > Analyse stakeholder requirements > Manage the stakeholder needs and requirements definition	= Stakeholder needs and requirements definition strategy = Life cycle concepts = System function identification = Stakeholder requirements = Validation criteria = MOE needs = MOE data = Stakeholder requirements traceability = Initial RVTM = Stakeholder needs and requirements definition record

1. Business or mission analysis > 2. Stakeholder needs and requirements process > 3. System requirements definition process