Types of e-commerceDivided into 6 categories.1.B to B (Business to Business) is a commercial transaction between the entrepreneur, such as entrepreneurs, with procurement-procurement, payment management.Technologies that help support include supply chain management to exchange information electronically so that they can exchange information.2.B to C (Business to Consumer) is the trade transactions between entrepreneurs (Organization) to consumers directly through hole technology prowess in operations and support similar transactions, a B to B.3.C to C (Consumer to Consumer) is a commercial transaction between the consumer with the consumer. Most will use the technology to support as a medium of exchange between each other, known as "procurement on the Internet (E-Auction)" also requires a person who is a broker or agent. It also includes other activities include exchanges between the sale of used and applying for a job, etc.4.C to B (Business to Consumer) commercial transactions between consumers, entrepreneurs. By the consumer group has set up cooperative or membership and make transactions with the operator on behalf of a group or cooperative members to use the powers in negotiations with the operators.5.B to G (Business to Government) as a transaction between private sector trade with the most popular government procurement is the Government or called (E-Government Procurment) system of government procurement by electronic. In a country where there are advances in e-commerce, and then. The State will make the procurement through electronic system is mainly to save costs.6.G to C (Government to Consumer) is not the purpose of trade, but it is a matter of federal services through electronic Shih. Amazing Thailand in the country presently has several such agencies already use to calculate tax online and น็ต. Public information services over the Internet.1. (TPS: Transaction Processing System) processing system business is processed per day, i.e., pay bills. Inventory control system, the revenue distribution system. This system is the first information system has been developed and applied to the computer.Key features of the TPS is to make computers work faster. A simple no-fuss system which all of this is processed online.What organization receives when using this system. Reduce the number of employees, organizations are more convenient, fast service. There are more number of customers.2. (MIS: Management Information System) is a system to manage the information systems related to executives who want to. The processing of a computer more than a useful work per day, so MIS has the ability to calculate a meaningful comparison of the data handling and management is very simple.The properties of the MIS System.-Support the work of the data processing system and data storage-to use a database that is integrated with each other and support the work of the various factions in the Organization-will help the beginner/intermediate/advanced Executive can use story structure according to the desired time – is flexible and can accommodate the needs of the organization. -There must be a system of confidentiality of information and restrict the use of only those that are relevant.3. (DSS: Decision Support System) system is a system that helps decide Act prepare information technology to assist in decision making. If it is used by top executives. Referred to as "decision support systems for ESS senior management Executive Support System:" decision aid system developed to aid in decision making under the summary and comparison of data from different sources. Both inside and outside the organization.Properties of DSS-Will be required to assist management in the decision-making process. -It must be designed so that it can run a semi-structured data and unstructured course. -Members must support decision makers have marot at any level, but that level will focus on plans and strategic planning. -To communicate with the database of the organization.4. (EIS Executive Information System:) senior management information system is developed for special types of executives, especially senior management that helps not familiar with computer information systems can be used more easily by using a mouse or touch screen to scroll links between news executives do not need to make a command.The properties of the EIS system.-There are frequently used. -No computer skills, high-flexibility Compatible with the behavior of executives. -Use. Used to check the controls. -Decision support, there are no definite structure. – Speed in response to abrupt response. The results will be displayed – the letter. Tables, images and sounds, including the multimedia system.The advantages of the EIS1. senior management is easy to use. 2. do not need to have knowledge of the computer. 3. Summary of the information technology company, in a timely fashion. 4. use of information technology can be better. 5. filtering, saving time.Cons of the EIS system.1. usage restrictions 2. many executives may make sense that receive too much information. 3. difficult to estimate the benefits from the system. 4. can not do complex calculations. 5. the system may be too large to calculate. 6. is causing problems, the security of the data received.5. (OAS Office Automation: System), Office automation systems, information systems, means that the people, the least automated tools by OAS system is intended as a non-paper on the news. With the information electronically (Electronic Data Interchange) instead, which has two characteristics: 1. the format of the print job and processing systems, electronic media such as.
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