Users are not professional users
Lack of education focused on the use of information technology
Frequency of use will sometimes be low
Low motivation for practice, for reading directions and for formal training
=> Design methods need to focus on enabling the development of an instant mental model that allows useful interaction
Example of The Dutch railway company
Mismatch of designers
4. Soft System Methodology 4-1 : Conceptual Model 1 (Reinforcement of Power) for the external problem
- The first model we suggest for this problem is reinforcement of power. Since the structure is lack of system 3, 4, 5 as perspective of viable system model, we make them up in our conceptual model. As seen in the picture above, the highest organization with power will function as system 4 a
model (Porter, 1990) in order to assess the competitiveness of Wal-Mart and E-Mart. Also, to incorporate the obvious cultural factors, we will used Hofstede’s(1983) cultural dimension model. Finally, we will give the several propositions to make the Wal-Mart more competitive in the Korean market.
1.2.1. Importance of Conceptual Framework
These are some notable articles and Master theses o
model purchased, and distributor.
• If the customer owns a non-Dirt Bikes motorcycle, the company would like to know the manufacturer and model of the other motorcycle and the distributor.
위의 분석을 바탕으로 Entity와 Attribution을 추출한다.
2. Conceptual database modeling
[그림1. ER-Diagram]
: Entity
: Relation
: Attribution
He identified five general categories of information to consider
- Customer
- Inventory
- Order
- Shopping Cart
- Temporary User/System Messages
3. Each Customer places zero‐to‐many Orders
; each Order is‐placed‐by one‐and‐only‐one Customer.
4. Each Order contains one‐to‐many Shoppi