Data Warehouse Concept and Design - by Aendy Suwarno

DSS - Aendy Suwarno

Decision Support Systems - Application Case 2

1. What capabilities of a wiki are not available in email?

The capabilities that wiki have is a structure that a geographically dispersed, publication and collaboration skill through the workspace. And wiki has an important roles that is tracking project development so that the team and management know the progress

2. Describe the applications of wikis in finance and operations.

They use the unit deals with the loans, equity swaps, and the other so it will eliminate the cumbersome number of emal, view the development of the business plan and store the useful information

Real-Time Data Warehouse

1. RDW(Real-time Data Warehouse)Definition

A Real-time data warehouse is a process of decision support that is up to date and ongoing when all business transactions occur. Real-time data warehouse is usually also called as active data warehouse.

2. Benefits of using a real-time data warehouse

• RDW is making a better quality from the traditional data warehouse 
• Propagate decision making process until a tactical level and maybe going to the operational level. 
• Users can interact with customers and suppliers directly 

Data Mining for Business Intelligence - Application and Data Mining Concept

Application and Data Mining Concept

Definition of Data mining in BI is a step for developing businesses that created by gathering the data, organize, and save them in the organization. The techniques of data mining is very global and itself get used widely by many companies.

The first component of the data mining is begin with analyzing the total of the data that much more to gathered inside the company. 

Explain Why A Manager Might Perform What-If Analysis

What-if analysis: Observing how changes to selected variables affect other variables.

So why a manager needs to perform what-if analysis is because they can compare between all of those variables. For example, deciding the price of a product they need to calculate the price + demand + subsequent + profit or they can calculate the price,demand, and profit and they must know the consequences from 2 of them or they have another type but they also need to see the consequence that is why a manager needs to perform a what-if analysis.

Explain The Concepts of Rationality and Bounded Rationality and How They Relate to Decision Making

Decision Making in choice phase

                When choosing,  someone needs to make a phase so there will be a better choice that they get :

•          Principle of choice

Based on acceptance of someone that have the power to choose and it based on their solution approach

•          Normative Models

–        Optimization

Based on the after effect of each alternative

–        Rationalization(Reason making system)

•          More of good things, less of bad things

•          Courses of action are known quantity

•          Options ranked from best to worse

–        Sub optimization

Decisions made in separate parts of organization without consideration of whole

Give Your Own Definition on DSS and BI

DSS (Decision Support System) is what we say as a decision maker that come from a problem after we see a problem there are a choice that we can see from our main set and because of that too there are a decision that is what we call as a DSS.

DSS architecture