Alternative to humans, theory and practical things are performed by machines based on the human command which is stored in their core part. Simply, machines perform and demonstrate the information instead of humans and animals. Artificial intelligence includes Web search engines like Google, recommendation engines or system including YouTube, Amazon, Netflix, and other social media, and language understanding including Google Assistant in Androids, and Siri in apples. The tools needed in artificial intelligence are Search Engine Optimization, Logic, Probabilistic models, statistical methods, artificial neural networks, deep learning, and specialized languages customized for machines.