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Introduction to systems analysis and design.pptx
- 1. Introduction to systems analysis and design
- 2. System analysis and design is a process of examining an existing or proposed business system to identify its components, processes, and data flows, and then designing a new or improved system to meet specific organizational goals and requirements
- 3. It involves a thorough study of the system's current state, its limitations, and the desired future state to design and implement an efficient and effective system that meets the business needs
- 4. Types of information systems Transaction processing systems (TPS): TPSs are used to track and record day-to- day business transactions, such as sales, purchases, and customer orders.
- 6. Management information systems (MIS) MISs provide managers with reports and summaries of data from TPSs. MISs can be used to track performance, make decisions, and plan for the future.
- 7. Decision support systems (DSS) DSSs are interactive computer-based systems that help managers make decisions. DSSs use data from TPSs and MISs, as well as other sources, to provide managers with information that can be used to make better decisions.
- 8. Expert systems (ES) ESs are computer programs that use artificial intelligence to simulate the reasoning and decision-making abilities of human experts. ESs can be used to solve complex problems that would be difficult or time-consuming for humans to solve.
- 9. Office automation systems (OAS) OASs are used to automate tasks such as word processing, spreadsheet analysis, and email. OASs can help to improve efficiency and productivity in the workplace.
- 10. Knowledge management systems (KMS) KMSs are used to store, organize, and share knowledge within an organization. KMSs can help to improve communication, collaboration, and decision-making.
- 11. Enterprise resource planning (ERP) systems ERP systems are integrated software suites that are used to automate and manage all of the core business processes of an organization, such as accounting, manufacturing, sales, and human resources.