Chapter 2
Web Services Delivered from the Cloud
2.1 Chapter Overview
In this chapter we will examine some of the web services delivered from the cloud. We will take a look at Communication-as-a-Service (CaaS) and explain some of the advantages of using CaaS. Infrastructure is also a service in cloud land, and there are many variants on how infrastructure is managed in cloud environments. When vendors outsource Infrastructure-as-a-Service (IaaS), it relies heavily on modern on-demand computing technology and high-speed networking. We will look at some vendors who provide Software-as-a-Service (SaaS), such as Amazon.com with their elastic cloud platform, and foray into the implementation issues, the characteristics, benefits, and architectural ...
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