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Cloud Computing: Principles and Paradigms – Insights from Rajkumar Buyya (2021/2026 Perspective)

Understanding Cloud Computing: Principles and Paradigms (2021 Perspectives) Cloud Computing: Principles and Paradigms – Insights from

The cloud computing architecture is typically organized into layers, from hardware to software applications: Politeknik Elektronika Negeri Surabaya Infrastructure as a Service (IaaS) Fog Computing: A layer between the device and

Broad Network Access:

Services are available over the network and accessed through standard mechanisms (mobile phones, laptops, etc.). The effectiveness of this model relies on several

Containerization & Kubernetes

: Moving from Heavyweight Virtual Machines (VMs) to lightweight containers, allowing for microservices architectures that are highly portable. 4. Key Challenges and Research Directions

• Fog Computing: A layer between the device and the cloud (routers, switches, edge servers).
• Edge Computing: Compute happens on the device (camera, sensor).

The effectiveness of this model relies on several essential characteristics: