afifahdayana: Tutorial on Chapter 9 & 10

CHAPTER 9 - ENABLING THE ORGANIZATION -DECISION MAKING .

The systems organizations use to make decisions and gain competitive advantages :

Reasons for the growth of decision-making information systems :

- People need to analyze large amounts of information.

- People must make decisions quickly

- People must protect the corporate assets of organizational information

Transactional Processing Systems :

Models is a simplified representation or abstraction of reality and IT systems in an enterprise.

Transaction Processing Systems :

Three quantitative models used by DSS includes :

Most EISs offering the following capabilities :

Digital dashboard integrates information from multiple components and present it in a unified display.

Artificial Intelligence :

Intelligent systems - is the various commericial applications of artificial intelligence

Artificial intelligence (AI) - is simulates human intelligence such as the ability to reason and learn.

Four common categories of Al include :

Expert systems - for eg : Playing Chess
Neutral Network - for eg : Washing machines that determine by themselves how much water to use or how long to wash.
Genetic algorithm - for eg : Business executives use genetic algorithm to help them decide which combination of projects a firm should invest.
Intelligent agent - for eg : Shopping bot.software that will search several retailer's websites and provides a comparison of each retailer's offering including prive and availability.

so whatt is the DATA MINING :

Common forms of data-mining analysis capabilities includes :

Cluster analysis - a technique used to divide an information set into mutually exclusive groups such that the members of each group are as close together as possible to one another and the different groups are as far apart as possible.

Association detection - reveals the degree to which variables are related and the nature and frequency of these relationship in the information.

Statistical analysis - performs such functions as information correlations, distributuion, calculations, and variance analysis.

now let's move to Chapter 10 - Extending the Organization Supply Chain Management

Basics of Supply Chain : Organizational must embrace technologies that can effectively manage supply chains.

Plan - A company must have a plan for managing all the resources that go toward meeting customer demand for products or services.

Sources - Companies must carefully choose reliable suppliers that will deliver goods and services required for making products.

Make - This is the step where companies manufacture their activities necessary for production, testing, packaging and preparing for delivery.

Deliver (Logistic) - Companies must be able t receive orders from customers, fulfill the orders via a network of warehouses, pick transportation companies to deliver the products and implement a billing invoicing system to faciliate payments.

Return - This is typically the most problematic step in the supply chain. Companies must create a network for receiving defective and excess products and support customers who have problems with delivered products