S/w typically has to interact with other s/w. Learn the options available.
The OO paradigm can be summarized into 1 word : dependencies. Clearly s/w that interacts with other s/w must have dependencies; covered here are the different ways of achieving that.
When communicating to other machines or to other technologies, serialization is almost always used. Covered here are the serializers, formatters and the DataContract serializer
Visual Studio now has what it needs to do proper TDD. Covered here are Nunit and MSTest,Rhino Mocks, Data-driven tests and Continuous Integration.
Code Contracts is new in .NET4 and is part of the 'Contract-First' approach.
Essential COM Interop
RCW, CCW and PIA's are all part of COM Interop. Some .NET4 additions mean you can interface just as easily from C# as previously could only be done from VB.
Its important to know about Code Access Security. Its not widely used be developers but is the absolute security longstop. We cover Imperative & Declarative permissions and Isolated storage
Programming for Performance
Working with the Garbage collector and some of the 'gotchas' of this paradigm. Some code constructs have a significant performance hit and are best avoided.
Explore the different ways of bringing threads into play and control thread interaction.
Task Parallel Library
One of the major advances in .NET4 is the TPL. This allows the developer to leverage all the power of the CPUs without the traditional pitfalls of this consuming all developer time. Learn about options for migrating your code to the parallel universe, blocking and non-blocking collections etc.
An XML refresh including XMLReaders, XMLWriters and XMLValidators. How to shape your Xml data.
Also covered is LINQ to XML
Working with Performance Counters. Reading and writing Event Logs.
An introduction to WCF and particularly the REST-based WCF, leading into WCF Data Services
Essential Entity Framework
An introduction to the EF and the architectural options available for n-Tier. The opposing problems of state management and dependencies. Using EF with WCF Data Services.
Essential Workflow Foundation
Introduction to Workflow Foundation and the type of business problem that it addresses.
The Enterprise Library
When and how to make use of the 'policy-based' approach of the Enterprise Library