Page 229 - Cloud Essentials

目录

Preface 13

Introduction 16

1 Introduction to Cloud Computing 22

Cloud Computing: Common Terms and Definitions 23

Cloud Computing Characteristics 25

Cloud Computing and Virtualization 27

Early Examples of Cloud Computing 28

Cloud Computing Deployment Models 29

Private Cloud 30

Community Cloud 30

Public Cloud 30

Hybrid Cloud 31

Positive Indicators for Cloud Readiness 31

Negative Indicators for Cloud Readiness 33

Cloud Service Categories 34

Two-Minute Drill 38

Q&A Self Test 40

Self Test Answers 43

2 Business Perspectives 48

Similarities and Differences Between Cloud Computing
49
and Outsourcing

Reasons for Outsourcing 51

Cloud Computing and Outsourcing Common Traits 51

Characteristics of Clouds and Cloud Services from a
52
Business Perspective

Scalability 52

Capacity Planning 52

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