DCS*

Detailed Change Specification

ESDM*

Enterprise Software Development and Maintenance (i.e., DevOps)

ODA*

Ongoing Development Activity

QA

Quality Assurance

RA*

Release Activity

RDM

Requirements Definition and Management

RDMF*

Requirements Definition and Management Framework

SCR

System Change Request (a.k.a. Product Backlog Item (PBI,) Backlog Item, Change Request (CR,) etc.)

SDLC

Software Development Life Cycle

SIT

System Integration Testing

SRIN*

Systems Requirement Identification Number (or Numbering)

UAT

User Acceptance Testing

UCM

Use Case Model