E-COMMERCEPresented by:

Dr. Akhlas AhmedLecture # 05

Preston University

Business Information Systems

E-Commerce E-Commerce involves any business

transaction executed electronically between parties such as:

Companies (Business-to-business) Companies and Consumer (Business-to-consumer) Business and Public Sector (Business-to-government) Consumer and Public Sector (Government-to-

consumer)

E-Commerce

E-Commerce People perhaps assume that E-Commerce is

reserved mainly for consumers visiting Web sites for online shopping, but Web shopping is only a small part of the E-Commerce picture.

The major volume of E-Commerce and its fastest growing segment is business to business transactions that make purchasing easier for corporation.

Transaction Processing System

A transaction processing system (TPS) is an organized collection of people, procedures, software, databases, and devices used to record completed business transactions.

Process business exchanges Maintain records about the exchanges Handle routine, yet critical, tasks Perform simple calculations

Payroll Transaction ProcessingSystem

The inputs (numbers of employee hours worked and pay rate) go through a transformation process to produce output (paychecks).

Enterprise Resource Planning (ERP) Integrated programs that can manage a company’s

entire set of business operations.

Often coordinate planning, inventory control, production, and ordering.

ERP software from vendors such as SAP help companies to build better customer relationships through its supply chain. SAP’s software helps, assess company to customer’s needs and plan production so that critical supplies are never depleted.

Management Information Systems (MIS)

The focus of an Management Information System (MIS) is primarily on operational efficiency. Marketing, production, finance, and other functional areas are supported by management information systems and linked through a common database.

MIS typically provide standard reports generated with data and information from the TPS

Management Information Systems (MIS)

MIS OutputsScheduled reportsDemand reportsException reports

Decision Support Systems (DSS)

DSS- A decision support system is an organized collection of people, procedures, software, databases, and devices used to support problem-specific decision making.

The focus of a DSS is on decision-making effectiveness. Whereas an MIS helps an organization “do things right,” a DSS helps a manager “do the right things”.

Essential Decision Support Systems (DSS) Elements

Special-Purpose Business Information Systems

Artificial Intelligence (AI) Systems Virtual Reality Systems Expert Systems

Artificial Intelligence (AI) Systems

Computer System takes on the characteristics of human intelligence.

Expert Systems

Expert System give the computer the ability to make suggestions and act like an expert in particular field.

Expert systems have been used to monitor complex systems like nuclear reactors, perform medical diagnoses, and develop marketing plans for a new product or new investment strategies.

Virtual Reality Systems

Immersive virtual reality, which means the user becomes fully immersed in an artificial, three-dimensional world that is completely generated by a computer.

Virtual RealityA Head-Mounted Display

The head-mounted The head-mounted display (HMD) was display (HMD) was the first device of its the first device of its kind, providing the kind, providing the wearer with an wearer with an immersive experience. immersive experience.

Virtual RealityA Data Glove

Realistic interactions Realistic interactions with virtual objects via with virtual objects via such devices as a such devices as a data glove that senses data glove that senses hand position allow for hand position allow for manipulation, manipulation, operation, and control operation, and control of virtual world.of virtual world.

Thank You