ADMS 2511 Chapter Notes - Chapter 4: Tacit Knowledge, Data Model, Database

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Starts with data collection from various sources (internal, personal, external) Selected data is then processed to fir format of a data warehouse or data mart. Users then access data in warehouse or mart for analysis using data-analysis tools, which look for patterns and with intelligent systems, which support data interpretation. Ultimately generate knowledge that can be used to support decision making. Using databases eliminates many problems that arose from previous methods of storing and accessing data. Databases are arranged so that one set of software programs database management system provides all users with access to the data they need. Hierarchy of data for a computer-based file: database, file (or table): logical grouping of related records, record: logical grouping of related fields, field: small group of words (name, byte: a group of 8 bits. It can be letter, number or symbol: bit (binary digit): the smallest unit of data a computer can process.

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