How does the IDisposable interface work?

Question

I understand that it is used to deallocate unmanaged resources, however, I am confused as to when Dispose is actually called. I know it is called at the end of

Answer 1

Dispose is called in a few places:

1. At the end of a using block.
2. When explicitly called (in a try{} finally{} for instance.)

It is recommended that you call it yourself when you are done with a resource, to better manage resources.

EDIT: I was mistaken. Dispose is NOT called during garbage collection. See this article.