INFO 360 Chapter Notes - Chapter 6: Zip Code, Meridian Regional Airport, Business Intelligence
Document Summary
Chapter 6: foundations of business intelligence: databases and information management. A computer system organizes data in hierarchy that starts with bits and bytes and progresses to fields, records, files, and databases. Bit: represents the smallest unit of data a computer can handle. Byte: represents a single character, can be a letter, a number, or another symbol. Field: grouping of characters into a word, a group of words, or a complete number (ex. Record: a group related fields (ex. Students id number, course taken, the date, grade) File: a group of records of the same type. Database: a group or related files, heart of all info systems, they keep track of the people, places, and things the a business must deal with on a continuing, often instant basis. Generalized categories representing a person, place, or thing on which we store information. Supplier"s (cid:374)a(cid:373)e a(cid:374)d address (cid:894)street, cit(cid:455), state, a(cid:374)d zip code(cid:895) Organizing data in a relational database: relational database.
