Summary Database_Design_Wk1_Chapter1_Exercise_Q&A
1. Discuss each of the following terms: data field record file 2. What is data redundancy? 3. Discuss the disadvantages of file-based systems. 4. Explain the difference between data and information. 5. Use Figure 1.2 (below) to answer the following questions. In the table, how many records does the file contain? How many fields are there per record? What problem would you encounter if you wanted to produce a listing by city? How would you solve this problem by altering the file structure?
Libro relacionado
- 2020
- 9783030338367
- Desconocido
Escuela, estudio y materia
- Institución
- Database Design
- Grado
- Database Design
Información del documento
- ¿Un libro?
- No
- ¿Qué capítulos están resumidos?
- Desconocido
- Subido en
- 11 de julio de 2023
- Archivo actualizado en
- 11 de julio de 2023
- Número de páginas
- 2
- Escrito en
- 2022/2023
- Tipo
- Resumen
Temas
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databasedesignwk1chapter1exerciseqampa