MISY160 Chapter Notes - Chapter 7: Expert System, Batch Processing, Decision Support System

• School: University of Delaware
• Department: Management Information Systems
• Course: MISY160
• Professor: Wright Diane

Document Summary

Batch processing: data are accumulated until a certain point and then many transactions are processed all at once; good when not time sensitive. Data mart: small slices of the data warehouse. Data warehouse: large-scale electronic repository of data that contains and organizes all of an orga(cid:374)izatio(cid:374)"s data i(cid:374) o(cid:374)e pla(cid:272)e. Database: a collection of data that can be stored, sorted, organized, and queried. Decision support system: type of business intelligence system that helps managers develop solutions to specific problems. Expert system: tries to replicate the decision-making processes of human experts in order to solve problems. Field: a category of information in a database. Foreign key: common field in one ta(cid:271)le is the ta(cid:271)le"s pri(cid:373)ary key a(cid:374)d the sa(cid:373)e (cid:272)o(cid:373)(cid:373)o(cid:374) field i(cid:374) a related table. Knowledge-based systems (expert or natural language processing): provide intelligence that supple(cid:373)e(cid:374)ts the user"s o(cid:449)(cid:374) i(cid:374)telle(cid:272)t to (cid:373)ake dss (cid:373)ore effe(cid:272)ti(cid:448)e. Management information system: provides timely and accurate information that enables managers to make decisions.