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A Study On Cloud Computing Essay

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Chapter 2 Literature Review ______________________________________________________ 2.1 Overview 2.1.1 Cloud Computing Cloud computing is a model for enabling convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications, and services) that can be rapidly provisioned and released with minimal management effort or service provider interaction[NIST]. Cloud computing is a form of computing in which large groups of remote servers are networked to allow centralized data storage and online access to computer services or resources [Wikipedia]. Cloud Computing, by definition, refers to the on-demand delivery of IT resources and applications via the Internet with pay-as-you-go pricing[amazon aws]. A cloud refers to a distinct IT environment that is designed for the purpose of remotely provisioning scalable and measured IT resources. The term originated as a metaphor for the Internet which is, in essence, a network of networks providing remote access to a set of decentralized IT resources[whatiscloud]. Some common services that are hosted in the cloud are desktop hosted provided by companies like AT&T, email hosted provided by companies like google and Yahoo, cloud storage provided by companies like Dropbox, and streaming music provided by companies like Spotify. These services, applications and files are stored in the cloud environment and can be accessed by users via any device, at any location. There are a

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