What are the best high level structures for different kinds of applications, including web, database, thick-client, console, and embedded apps?
What are the core principles of software architecture?
What is the role of the architect, and what is he/she really trying to achieve?
What are the core principles of software design?
How do designs and architectures go wrong, and what can you do about it?
What are the disciplines and practices of professional architects and designers?