203 Exam
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- Two categories of Computer Aided Decision Support:
- Decision Support and Artificial Intelligence
- Decision support includes
- Decision support systems, Collaboration systems, Geographic information systems
- Artificial Intelligence includes:
- Expert systems, neural networks, genetic algorithms, intelligent agents
- Four Phases of Decision making are:
- intelligence, design, choice, and implementation
- Intelligence:
- Find what to fix
- Design:
- find fixes
- Choice:
- Pick a fix
- Implementation:
- Apply the fix
- Two different decision made when taking a job:
-
Advancement opportunity: Nonstructured
Salary: Structured - What is a Structured Decision?
- Processes a certain kind of information in a specific way so that you will always get the right answer
- What is a Nonstructured Decision?
- The are several "right" answers and there is no precise way to get a right decision
- What is a recurring decision?
- One that happens repeatedly and often periodically
- What is a nonrecurring decision?
- one that you make infrequently
- Three components of a Decision Support System:
- Model management, data management, user interface management
- What is model management?
- Consists of both the Decision Support Models and the DSS model management system
- What is user interface management?
- allows you to communicate with the DSS
- What is an expert system?
- An AI system that applies reasoning capabilities to reach a conclusion
- What is a domain expert?
- provides the domain expertise in the form of problem-solving strategies
- Knowledge engineer
- It specialist who formulates the domain expertise into an expert system
- IT components of an expert system:
- Knowledge base, knowledge acquisition, interference engine, user interface, explanation module
- An expert system:
- reduce errors, improve customer service, reduce costs
- An expert system cannot:
- automate all processes or use common sense
- What is e-commerce?
- Commerce accelerated and enhanced by IT, particularly the internet
- What is demand aggregation?
- Combines purchase requests from multiple buyers into a single large order which justifies a discount for the business
- What is the digital divide?
- Different peoples, cultures, and areas of the world do not have different the same access to information and telecommunications technologies
- What is the global digital divide?
- Describes the differences in IT access and capabilities between different countries or regions of the world
- Most prominent advantages of the internet
-
1.Shopping can be faster and more covenient
2.Prices can change instantaneously
3.Call center can be integrated into the site
4.Broadband will enhance the buying experience - _____ Products are the best of all
- Digital
- ____ items work best
- commoditylike products
- Why are digital products best of all?
- They are commoditylike products, they can be mass-customized and personalized, they can be delivered at the time of purchase, they have global outreach
- What is marketing mix?
- set of marketing tools that a firm uses to pursue its marketing objectives in the target market
- Ways to attrach internet customers
- register with search engines, online ads, email,
- What are meta tags?
- Part of a website text not displayed to users but accessible to browsers and search engines for finding and categorizing websites
- What are intermediaries?
- Specialist companies that provide services better than their client companies can provide