Lecture 4A - EA as a strategy Flashcards
In Martin’s model, where can you place EA as a strategy?
Between Emerging business problems and the internal drivers for enterprise architecture
In Martin’s model, where can you place ‘EA as a set of Models’ ?
At the circle ‘Enterprise Architecture Models’
-> These are supported by internal and external drivers
In Martin’s model, where can you place ‘EA as a change Process’?
Between Enterprise Architecture Models and them being the norm for IT Project Proposals and IT Project Portfolio
What are the limitations of the book?
- Based on large firms, only a few early adopters
- Somewhat outdated
- Limited vision for the future
What does McDonald add to Enterprise Architecture?
-> Enterprise Architecture from a business network perspective.
He adds:
- Value Network Diagram
- Capabilities Diagram
- Capabilities Blueprint
How can EA be used as IT governance instrument?
EA is positioned as an instrument, a management tool to implement the business strategy
What are two definitions of EA, one by Ross & Weill, the other by McDonald?
R&W: The organizing logic for business processes and IT infrastructure reflecting the integration and standardization requirements of the company’s operating modle
McDonald: The deliberate design of the enterprise as a whole: this in contrast to the design of a part of the enterprise, such as an information system.
What is the foundation for execution according to Smits?
The EA model and the EA processes
Of what is the foundation for execution comprised?
- Operating Model (Degree of standardization/integration)
- Maturity Model (EA capabilities)
- IT Engagement (IT Governance)
How can a company in diversification grow?
- Organic: Individual BU success
2. Acquisition: Related business, strengthen portfolio
How can a company in coordination grow?
- Organic: product innovation to existing customers
2. Acquisition: New customers for existing products or new products to existing customers
How can a company in replication grow?
- Organic: Replicate best practices in new markets
2. Acquisition: Expand market research; rip and replace
How can a company in unification grow?
- Organic: Economies of scale, grow products and markets incrementally
- Acquisition: Leverage existing foundation, rip and replace infrastructure
What is the result of process integration in coordination and unification for growth?
- Makes acquisitions more challenging
- Makes expansion to new markets easier
What are the benefits of standardization in unification and replications for growth?
Enables acquisition through rip and replace.
