Artificial Intelligence (AI) is a branch of computer science focused on creating systems capable of performing tasks that normally require human intelligence. These tasks include learning, reasoning, problem-solving, perception, and natural language understanding. AI can be broadly categorized into two types: Narrow AI and General AI.Narrow AI refers to systems designed to perform specific tasks, such as facial recognition, language translation, or recommendation engines. These systems are prevalent today and are used in various applications like virtual assistants (e.g., Siri, Alexa), self-driving cars, and personalized content recommendations on platforms like YouTube or Netflix.General AI, on the other hand, represents a more advanced form of AI, where systems possess the ability to perform any intellectual task that a human can do. While this remains a theoretical concept, ongoing research aims to achieve this level of AI in the future.AI relies heavily on data and algorithms to function. Machine Learning (ML), a subset of AI, allows systems to learn from data and improve over time without being explicitly programmed. Deep Learning, a more advanced form of ML, uses neural networks to mimic the human brain's functioning, enabling more complex tasks like image and speech recognition.AI's applications are vast, ranging from healthcare (e.g., predictive diagnostics) to finance (e.g., algorithmic trading), education (e.g., personalized learning), and beyond. While AI offers numerous benefits, it also raises ethical concerns, such as job displacement and data privacy, which must be carefully managed.