Describe the attributes of Visual Basic interfaces and explain the concept of an interface as a contract. Describe the base IUnknown interface that is supported by all interfaces. Create and implement abstract Visual Basic classes and multiple interfaces. Program in the Interface Definition Language (IDK). Explain the difference between synchronous and asynchronous communications. Define the Microsoft Message Queue and describe the benefits it offers to Visual Basic applications. Enable Visual Basic applications to send and receive messages using the Microsoft Message Queue. Describe the concept of a server cluster and explain what its benefits are. Explain how a Visual Basic application can take advantage of a server cluster
Unit 1: Advanced COM
- Interfaces
- Using an Interface
- Dispatch Interface
- Binding to an Object
Unit 2: Advanced Client/Server Technologies
- Client/Server Communications
- The Microsoft Message Queue
- The Microsoft Server Cluster