Public Cloud is a type of computing in which a service provider makes resources available to the public via the internet. Coursera's Public Cloud catalogue helps you gain a comprehensive understanding of cloud computing and the leading public cloud platforms. You'll learn about cloud models (IaaS, PaaS, SaaS), cloud architecture, virtualization, security, compliance, and governance in the public cloud environment. You'll also become familiar with platforms such as Amazon Web Services (AWS), Google Cloud Platform (GCP), and Microsoft Azure. By mastering these skills, you'll be able to leverage public cloud resources for business scalability, flexibility, and cost-effectiveness.