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Chapter 3  Managing digital business infrastructure

Summary

1 

Businesses need to provide a range a digital business infrastructure that can sup-

port users on a range of desktop and mobile platforms and is flexible enough to 

change with different business demands.

2 

Mobile platform decisions involve selection of which mobile operating systems to 

target, provision of  mobile-  based services and whether additional apps are required.

3 

A  five-  layer model for managing digital business infrastructure is reviewed where 

Level I is the applications layer, II is the systems software layer, III is the transport 

layer, IV is the storage or physical layer and V is the content or data layer.

4 

Integrating different web services using Cloud Computing can enable business soft-

ware functions to be added with limited bespoke development.

5 

Software as a Service (SaaS) providers are increasingly important as businesses 

look to reduce infrastructure costs and improve service delivery through external 

hosting of applications and data outside an organisation.

Exercises