• . Explain how both SOAP and REST based web services work and differences between them. Contrast these web services with messaging queuing middleware like IBM MQ or Java Messaging Services
• . Be able to explain the value of a loosely coupled software architecture
• . Explain what an architectural quantum is and how it applies to loose and tight coupling architectures
• . What is an unstructured monolith architecture and why is it difficult to change?
• . Explain the value of a layered monolith or an unstructured monolith.
• . Explain how an ESB and services oriented architecture work and what value they bring to the services used in the application
• . Explain what a microservice architecture is and how it enables loose coupling and the possibility of adding features on a daily basis to a major application.

• Be able to describe what gRPC is and how it compares to standard REST based services. Why are companies using it instead of REST?
• Be able to describe what GraphQL is and how it compares to standard REST based services. Why are companies using it instead of REST?
• Understand and be able to explain how a virtual desktop works (Citrix or VMWARE)
• Explain what a container is and how containers (such as Docker containers) are used to host application API code in a Microservice architecture application.