Information System strategic role & IS strategies formulation.doc

Information System strategic role & IS strategies formulation
SESSION 4 & 5
Information System strategic role &
IS strategies formulation
ACCA Paper Mar. 1>18 & 25, 2006
Theories & models covered here are:
Zuboff’s theory on 4>the changing role 3>of IS/IT; Automate, Informate, Transformate (equal to automation, rationalisation & reengineering)
Strategic tools & techniques to formulate strategies
Rational/Planned/Deliberate strategy development model
Information Engineering (IE) Methodology
Generic Framework approach(W3,V2R,W32B,GT2,W4)
analysis
analysis
Critical ess Factor
Enterprise Analysis
Ends-Means-Analysis
ACCA Paper Mar. 18 & 25, 2006
Theories & models covered here are:
Models that explains how IS/IT strategies
aligns to biz strategy
Earl’s 3 legs IS strategy development model
Mc Farlan & Mc Kenney’s strategic grid
Peppard’s application grid
Parson’s generic IS strategy
Nolan’s 6 stages of IS/IT growth model
Earl’s 2>audit grid
ACCA Paper Mar. 18 & 25, 2006
Strategy is defined as:
a course of action,
including the specification of required resources,
to achieve a specific objective.
Strategic management involves management choosing an appropriate direction for the future development of anisation
ACCA Paper Mar. 18 & 25, 2006
Types of strategy
Johnson 6>and Scholes identify three levels of strategy:
Corporate strategy
Competitive strategy or Strategic Business Unit (SBU)
Functional strategy
ACCA Paper Mar. 18 & 25, 2006
3 types of biz strategies
1. Corporate strategy
What business or businesses the firm is in or should be in?
How integrated these businesses should be with one another.
To expand or restructure?
At this level the global objectives, . growth, stability or retrenchment and
the general orientation to achieve them are defined.
ACCA Paper Mar. 18 & 25, 2006
2. Competitive strategy or Strategic