null Definitions
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			T	
			TOSCA (Topology and Orchestration Specification for Cloud Applications)The Topology and Orchestration Specification for Cloud Applications (TOSCA) is an open source language used to describe the relationships and dependencies between services and applications that reside on a cloud computing platform. 
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			U	
			What is usage-based pricing?Usage-based pricing is a consumption-based pricing model in which customers are charged only when they use a product or service. 
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			V	
			vertical cloudA vertical cloud, also known as an industry cloud platform, is a set of cloud computing services optimized for use in a particular industry or for a specific business model. 
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			virtual private cloud (VPC)A virtual private cloud (VPC) is the logical division of a service provider's public cloud multi-tenant architecture to support private cloud computing. 
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			W	
			web application developmentWeb application development is the creation of application programs that reside on remote servers and are delivered to the user's device over the internet. 
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			X	
			XaaS (anything as a service)XaaS is a collective term that refers to the delivery of anything as a service.