Podcast
Questions and Answers
What is an advantage of the Database Approach mentioned in the text?
What is an advantage of the Database Approach mentioned in the text?
- Decreased data redundancy
- Improved organizational conflict
- Reduced program maintenance (correct)
- Increased hardware resources
Which of the following is NOT an advantage of the Database Approach?
Which of the following is NOT an advantage of the Database Approach?
- Improved data sharing
- Increased application development productivity
- Decreased data accessibility (correct)
- Improved data consistency
What is a risk associated with the Database Approach?
What is a risk associated with the Database Approach?
- Increased program maintenance
- Reduced installation complexity
- Conversion costs (correct)
- Decreased need for explicit backup and recovery
What technology is involved in Relational Databases according to the text?
What technology is involved in Relational Databases according to the text?
Which of the following is a component of the Database Approach's Elements mentioned in the text?
Which of the following is a component of the Database Approach's Elements mentioned in the text?
What does the Enterprise Data Model capture according to the text?
What does the Enterprise Data Model capture according to the text?
What is a database?
What is a database?
Who are the personnel responsible for designing databases and software?
Who are the personnel responsible for designing databases and software?
Which type of database is typically used by a department or division within an organization?
Which type of database is typically used by a department or division within an organization?
Which of the following is a limitation of conventional file processing?
Which of the following is a limitation of conventional file processing?
What type of database integrates all enterprise functions like manufacturing, finance, sales, and human resources?
What type of database integrates all enterprise functions like manufacturing, finance, sales, and human resources?
Why are databases important?
Why are databases important?
What is metadata in the context of databases?
What is metadata in the context of databases?
Which database system is derived from various operational databases and used for decision support?
Which database system is derived from various operational databases and used for decision support?
What do graphical displays do in the context of data?
What do graphical displays do in the context of data?
What is the role of DB Administrators in the context of the text provided?
What is the role of DB Administrators in the context of the text provided?
Why is program-data dependence a disadvantage of file processing?
Why is program-data dependence a disadvantage of file processing?
Which type of database is shown in Figure 1-6 with typical data?
Which type of database is shown in Figure 1-6 with typical data?
Study Notes
Database Approach
- An advantage of the Database Approach is improved data sharing and integration.
Risks and Limitations
- A risk associated with the Database Approach is data security breaches.
- A limitation of conventional file processing is program-data dependence.
Database Technology
- Relational Databases involve Structured Query Language (SQL) technology.
Database Components
- A component of the Database Approach's Elements is the Enterprise Data Model.
Enterprise Data Model
- The Enterprise Data Model captures overall organization-wide data.
Database Definition
- A database is a collection of interrelated data stored in a way that allows for efficient retrieval and manipulation.
Database Personnel
- Database Designers and Software Developers are responsible for designing databases and software.
Departmental Databases
- A departmental database is typically used by a department or division within an organization.
Integrated Databases
- An Enterprise Resource Planning (ERP) system integrates all enterprise functions like manufacturing, finance, sales, and human resources.
Importance of Databases
- Databases are important because they provide efficient data management and retrieval.
Metadata
- Metadata in the context of databases is data that provides information about other data.
Data Warehouses
- A data warehouse is a database system derived from various operational databases and used for decision support.
Graphical Displays
- Graphical displays present complex data in a visual format to facilitate understanding and analysis.
DB Administrators
- DB Administrators are responsible for managing and maintaining databases.
Disadvantages of File Processing
- Program-data dependence is a disadvantage of file processing because it means that changes to the program require changes to the data, and vice versa.
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Description
Test your knowledge on the advantages of the database approach in organizing and managing data. Topics covered include program-data independence, data redundancy, data consistency, and data sharing.
