Chapter 2 Flashcards
Token
An individual instance of something
Type
A category of instances that have something in common with each other
Pattern
An arrangement of repeated or recognizably consistent objects or actions
Object Pattern
A commonly observed constellation of things and relationships between those things
Script Pattern
A sequence of events that typically occur in combination with each other
Value System Level REA Model
Focuses on the resources that are exchanged between the enterprise and its various external business partners
External Business Partners
People or organizations with which an enterprise trades resources, such as suppliers, customers, creditors, investors, and employees. External business partners are sometimes called external agents.
Value Chain Level REA Model
Focuses on the resource flows between interconnected business processes and on the economic events that accomplish the resource flows
Business Process Level REA Model
Focuses on one or more transaction cycles in an enterprise’s value chain, expanding the representation to include various types of resources, events, agents, and relationships among them.
Task Level REA Model
Focuses on workflow - the individual steps involved in accomplishing events in an enterprise.
Which of the following is true about script patterns?
Script patterns are sequence of events that occur in combination with each other.
Which of the following is NOT an example of a resource in the REA ontology?
Customers
Which of the following models focuses primarily on the resource exchanges between the enterprise and its various external business partners such as suppliers, customers, creditors/investors, and employees?
Value system level REA model
Which of the following models focuses on the individual workflow steps involved in accomplishing events in an enterprise?
Task level REA model
In database design, individual objects are sometimes referred to as ____, and categories of objects are known as ____.
Symbols, tokens
For which level of the REA ontology has a specific pattern not yet been discovered?
Task level
The external partners to whom cash is the primary resource typically given in a traditional manufacturer’s value system level REA model include all of the following except…
Customers
Which of the following is NOT included in a typical Value Chain Level REA model?
Consumption process
In the REA Ontology, agents can be…
Individuals, departments, organizations, divisions
Regardless of the type of goods or services provided, each organization typically includes these three business processes/transaction cycles:
Inputs, outputs, and returns
The causal relationship between a give event and a take event is a ___ and ___ is defined as the inflow or outflow of a resource
Duality association; stockflow
Which of the following are economic increment events?
Production runs
Resource flow connections between the internal business processes (transaction cycles) of an enterprise are most commonly illustrated in:
REA Value chain models
