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Best-of-breed  vs   single-  source 

systems

Selecting ‘best‑of‑breed’ applications 

from multiple system vendors for different 

digital business applications such as 

enterprise resource planning, customer 

relationship management, transactional 

e‑commerce and supply chain 

management is a better approach for an 

effective digital business infrastructure 

than using a  single‑  vendor solution.

Debate 3.1

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Chapter 3  Managing digital business infrastructure

Figure 3.6

Differing use of applications at levels of management within companies

Enterprise resource

planning applications

Key

Knowledge management

software

Strategic

management

Data warehousing

Data mining

Tactical

management

Operational

management

Figure 3.7

Elements of digital business infrastructure that require management

Web

server

Corporate

database server

Integration of digital business and

legacy systems

Management of internal network (intranet)

Management of external network (extra / Internet)

Control applications to monitor

service levels

Quality of staff access to Internet

and intranet services