Students who complete this unit will demonstrate that they can:

• Describe the main concepts of the OO model such as object identity, type constructors, encapsulation, inheritance, polymorphism, and versioning.
• Explain the dependency injection pattern as a form of inversion of control.
• Compare and contrast relational, object-oriented and object-relational approaches to database applications.
• Design and build a multi-tiered, server-side, database application.