Reflection ?

You can see the metadata information through reflection mechanism.

Ability to inspect and manipulate programs elements at runtime.

It’s the process of runtime type discovery.

Reflection Services:

Load an assembly at runtime.
Enumerate members of a type.
Instantiate a new object.
Execute the members of an object.
Find out the information about a type .
Find out the information about a assembly
Inspect custome attributes applied to a type.
Create and compile new assembly.