Cloud Computing Essentials

This book provides a comprehensive exploration of the fundamentals and advanced concepts of cloud computing. It starts with an in-depth introduction covering the definition evolution and underlying principles of parallel and distributed computing as well as cloud characteristics elasticity and on-demand provisioning. The book then delves into cloud enabling technologies discussing Service Oriented Architecture (SOA) REST web services the publish-subscribe model and virtualization including its types implementation levels structures and support for CPUs memory and I/O devices along with disaster recovery. Finally this book addresses cloud architecture services and storage detailing layered cloud architecture design the NIST Cloud Computing Reference Architecture public private and hybrid clouds and various service models like IaaS PaaS and SaaS. It also highlights architectural design challenges and cloud storage including storage-as-a-service its advantages. This book is ideal for students professionals and anyone interested in a deep understanding of cloud computing offering both theoretical foundations and practical insights.