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Region: A of data centers deployed within a specific geographic area, connected through a low-latency network. Example Central US. Availability Zones: Availability zones are separated group of datacenters within a single region.   Each Availability Zone is made up of one or more datacenters equipped with independent power, cooling, and networking. Availability Zones are connected through … Read more

Types of Cloud Type Description Use Case Example Public Cloud services offered over the internet by third-party providers. Shared by many users. Hosting websites, email services (e.g., Gmail, AWS EC2) Private Cloud infrastructure used exclusively by one organization. More control and security. Banks, government, or large enterprises Hybrid A mix of public and private clouds, … Read more

Imagine a data center with 100 physical servers. Without virtualization, you could run 100 apps. With virtualization, you could run 500 or more virtual servers (VMs) on those same 100 machines — each for a different customer or purpose. Concept Explanation 1. Virtual Machines (VMs) Virtualization allows one physical server to run many virtual machines (VMs), each acting like … Read more

Physical Server Architecture (Traditional Architecture)In a traditional server setup, the operating system (OS) is installed directly on the physical hardware. The OS controls the server and manages its resources. After installing the OS, the application is installed. Usually, one physical server is dedicated to running a single application. In this architecture, the physical storage, computing … Read more

How businesses managed their data centers before cloud computing existed Before cloud computing, businesses had to take care of their own data centers. These were special rooms or buildings filled with computers (called servers) , networking devices switches and routers, storage device that stored and processed all their data. Challenge Problem in Traditional Data Center … Read more