In the real world, the knowledge has some unwelcome properties −
Its volume is huge, next to unimaginable.
It is not well-organized or well-formatted.
It keeps changing constantly.
AI Technique is a manner to organize and use the knowledge efficiently in such a way that −
It should be perceivable by the people who provide it.
It should be easily modifiable to correct errors.
It should be useful in many situations though it is incomplete or inaccurate.
AI techniques elevate the speed of execution of the complex program it is equipped with.