Artificial Intelligence is a transformative technology that seeks to emulate human intelligence in machines. It is pervasive in the modern era, with applications ranging from virtual assistants to autonomous vehicles, showcasing the vast potential and versatility of AI. The exploration and understanding of AI fundamentals are crucial for leveraging its capabilities and addressing the associated challenges and ethical considerations. This chapter aims to provide a foundational understanding of AI, its evolution, applications, and impact, serving as a steppingstone for delving deeper into the intricacies of Generative AI in the subsequent chapters.