workflows of material, information, knowledge
sets of activities, steps
may be tied to functional area or be cross-functional
Transaction Processing Systems
perform and record daily routine activities necessary to conduct business. allows managers to monitor status of operations and relations with external environment
Management Information Systems
provide reports on firm's current performance, based on data from TPS. Provide answers to routine questions with predefined procedure for answering them
Decision Support Systems
support non-routine decision making. often use external information as well from TPS and MIS
Executive Support Systems
Address non-routine decisions requiring judgement, evaluation and insight.
incorporate data about external events as well as summarized information from internal MIS & DSS
execute business processes accross firm, span functional areas. automate processes that span multiple business functions and organizational levels.
collects data from different firm functions and stores data in a single central data repository. Resolves problem of fragmented, redundant data sets and systems.
Integrate the key Business Processes of an entire firm into a single software system that enables info to flow seamlessly throughout the org.
Supply Chain Management Systems
manage firm's relationship with suppliers. Goal is to get the right amount of products to destination with least amount of time and lowest cost.
Customer Relationship Mangement Systems
provide info to coordinate all of the business processes.
integrate firm's customer related processes and consolidate customers info from multiple communication channels.
Deal with customers in sales, marketing, and service to optimize revenue, customer satisfaction, and customer retention.
knowledge Management Systems
support processes for acquiring, creating, storing, distributing, applying, and integrating knowledge.
Collect internal knowledge and link to external knowledge.
internal network built with same tools and standards as Internet.
used for internal distribution of information to employees. Typically uses private portal, providing single point of access to several systems.
Intranets extended to authorized users outside the company.
Expedite flow of information between firm and its suppliers and customers
use of digital technology and Internet to execute major business processes in the enterprise.
the application of internet and networking technologies to digitally enable government and public sector agencies' relationship with citizens, businesses, and other arms of government
Information Systems Department
formal organizational unit responsible for information technology services
representatives of other departments, for whom applications are developed