Three Design Options

In-house components

• Easy to manage
• Unified data format
• Flexible communication options
• Require expertise and programmer power

Modified existing components

• Can be modified for management
• Can insert data format translation
• Can insert communication hooks
• Can use existing high performance systems
• Require porting, porting, porting

Unmodified existing components

• Can be difficult to manage
• Need external data format translation
• No facilities for communication
• Can use existing high performance systems
• Can be used directly, without sources, and are easily updated