This is process when needed in order to clean up unused resources.

(a)When a threshold is exceeded.
(b)When a user specifically calls the garbage collector.
(c)When a low system memory condition occurs.

Safe critical code acts as a middle man/gatekeeper between transparent and critical code verifying each result.

NGen (Native Image Generator) creates processor optimized machine code (images) of our application that is cached.

Memory mapping files maps the contents of a file into memory, allowing us to work with a very efficient manner.