PPT Slide

Where is the ETA IPT in the Enterprise Life Cycle?

Prioritized

Business

Needs for 2001

Filing Season

Develop

System and

Operations

Concept

for 2001

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Notes:

What Is the System Architecture (SAR) Subphase?

SAR designs a system architecture for large, complex systems or for environments that require more formality. It starts with identifying customer and user needs, and proceeds with developing the system operational concept; specifying system requirements;

· The System Concept (SYC) component develops a System and Operations Concept (SOC). SYC defines the need for the system to be developed or modified. Then it develops a vision and refines the vision in terms of the high-level future business processes and

· The System Requirements (SYR) component specifies the system requirements. SYR develops complete, consistent and feasible system requirements that specify the target system and uses them to formalize the problem to be solved. (The Systems Engineering Mo

· The System Design (SYD) component develops the baseline system design upon which subsequent Development phase work will build. This system design satisfies the system requirements and implements the business processes. The design evolves, beginning with