Architecting Cloud SaaS Software

Chapter 1

Introduction

1.1  SaaS Deployed and Provided from Cloud Environment

1.2  Software Solution

1.3  ‘Software Architecting’ is Different from ‘Software Designing’

1.4  TOGAF, ABBs, SBBs and Building Blocks

1.5  Cloud SaaS – An Evolution and SaaS Business Models

1.5.1  Mainframe Leasing Model

1.5.2  Conventional, On-Premise Installed Model

1.5.3  Hosted Model of 1990s

1.5.4  Cloud Model: (SaaS Provided from Cloud Environment)

1.6  SaaS Provided from Cloud Environment vs Hosted Model

1.7  Enterprise Models for SaaS Consumption

1.7.1  Modelling Enterprises (for the Sake of Providing Solutions)

1.7.2  Bigger Enterprises and Verticals

1.7.3  Small- and Medium-sized Enterprises

1.7.4  Long Tail

1.8  Summary

This chapter explains the ...