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Software as a Service, Platform as a Service, Infrastructure as a Service − A Review

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Author(s): Sumit Goyal

Journal: International Journal of Computer Science and Network Solutions
ISSN 2345-3397

Volume: 1;
Issue: 3;
Start page: 53;
Date: 2013;
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Keywords: Cloud Services | Software as a Service | Platform as a Service | Infrastructure as a Service | Services of Cloud Computing

ABSTRACT
Cloud services have revolutionized the dynamics of IT industry. Cloud computing provides scalable and virtualized resources as services over the Internet. Cloud offers three types of services: Software as a Service (SaaS), Platform as a Service (PaaS), and Infrastructure as a Service (IaaS). This investigation encapsulates all these services from industry’s point of view, identifies various cloud paradigms promising to deliver these services, and discusses pros & cons of these services. This write-up contributes to the knowledge of cloud services by reviewing the benefits and barriers in adopting cloud services, and also predicts the future of cloud services.
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