Cloud Computing Models and Infrastructure Strategy

Choosing the right cloud service model is the foundation of any successful modern IT strategy, yet navigating the differences between IaaS, PaaS, and SaaS can be overwhelming. Through this text-only course, you will build a solid foundation in cloud service models, learning how to evaluate infrastructure needs, compare ownership costs, and transition from traditional on-premises setups to agile, modern cloud architectures. In this course, you will: 1. Understand core terminology and the fundamental differences between on-premises, IaaS, PaaS, and SaaS models. 2. Analyze the shared responsibility model to determine security and maintenance boundaries. 3. Evaluate modern cloud-native evolutions, including serverless computing and containerized deployments. 4. Compare deployment strategies across public, private, hybrid, and multi-cloud environments. 5. Calculate the business and financial implications of shifting from capital expenditures to operational expenses. 6. Practice designing high-level infrastructure strategies for real-world business scenarios through written exercises. You will begin with basic definitions and the historical evolution of hosting, then step through each major service model before exploring modern serverless and multi-cloud strategies. This course is designed for absolute beginners with no prior programming or technical background required. Start reading today to confidently navigate the modern cloud landscape.