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Category: Science and Technology
Date Submitted: 04/17/2013 06:55 AM
Vasileiadou, E., Ullrich, S., Tamm, G
CLOUD COMPUTING
DEFINITIONS AND APPROACHES
LEVELS OF ABSTRACTION:
IAAS, PAAS, SAAS
© 2011, Asperado GmbH – An Institut an der SRH Hochschule Berlin
Whitepaper: Cloud Computing Definitions and Approaches, Levels of Abstraction, Cloud Governance Aspects, Herausgeber SRH Hochschule Berlin
TABLE OF CONTENTS
1 Introduction ....................................................................................................................................... 3
2 History of Cloud Computing ........................................................................................................... 3
3 An Overview of Cloud Computing Definitions............................................................................ 5
4 Cloud Computing Architecture and Deployment ......................................................................... 8
5 Software as a Service (SaaS)...........................................................................................................16
6 Infrastructure as a Service (IaaS)..................................................................................................19
7 Platform as a Service (PaaS) .........................................................................................................23
8 Human as a Service (HuaaS)..........................................................................................................24
9 Cloud Issues and Trends on the Cloud Market ...........................................................................24
10 Conclusion and Recommendations ............................................................................................27
A Works Cited ....................................................................................................................................30
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