 | Learning Objectives
(See related pages)
After you have read this chapter, you should be able to:- Distinguish between the physical and logical views of data.
- Describe how data is organized: characters, fields, records, tables, and databases.
- Define key fields and how they are used to integrate data in a database.
- Define and compare batch processing and real-time processing.
- Describe databases, including the need for databases and database management systems (DBMSs).
- Describe the five common database models: hierarchical, network, relational, multidimensional, and object-oriented.
- Distinguish among individual, company, distributed, and commercial databases.
- Describe strategic database uses and security concerns.
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