In today’s digital era, AWS cloud computing has become the backbone of modern businesses. Organizations are rapidly shifting from traditional IT infrastructure to cloud-based solutions to improve scalability, reduce costs, and enhance performance. Among the various cloud concepts, understanding the three primary service models—Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS)—is essential for anyone looking to build a career in cloud computing or adopt cloud technologies. These service models define how cloud resources are delivered and how responsibilities are shared between the provider and the user. Amazon Web Services (AWS), one of the leading cloud providers, uses these models to offer flexible and scalable solutions to businesses worldwide. What is Cloud Computing? Cloud computing refers to the on-demand delivery of IT resources—such as servers, storage, databases, networking, and software—over the internet.…