Cloud computing

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Publication Date: 13 October 2010 ID Number: G00208145

Cloud Computing Key Initiative Overview for CIOs
David W. Cearley

This overview provides a high-level description of the CloudComputing Key Initiative. CIOs can use this guide to understand what they need to do to prepare for this initiative.

© 2010 Gartner, Inc. and/or its Affiliates. All Rights Reserved. Reproductionand distribution of this publication in any form without prior written permission is forbidden. The information contained herein has been obtained from sources believed to be reliable. Gartner disclaimsall warranties as to the accuracy, completeness or adequacy of such information. Although Gartner's research may discuss legal issues related to the information technology business, Gartner does notprovide legal advice or services and its research should not be construed or used as such. Gartner shall have no liability for errors, omissions or inadequacies in the information contained herein orfor interpretations thereof. The opinions expressed herein are subject to change without notice.

Cloud is a style of computing where scalable and elastic IT-related capabilities areprovided as a service to external customers using Internet technologies. Cloud computing can help CIOs improve the creation and delivery of IT solutions, by leveraging a potentially more agile andcost-effective style of computing. With public and community cloud computing, an external provider delivers services to the enterprise. CIOs that use public and community cloud services can potentially savemoney by leveraging a provider's elastically scalable, variably priced environment. But concerns arise concerning security, data management, trust, control and performance. Few CIOs will abandonon-premises models. Most will move toward private cloud-computing models in which IT acts as the provider, building data centers and services for internal use. Intense hype surrounds cloud computing,...
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