nature of information resources
- 4-1. What are three categories that describe the nature of information resources? Give an example of each. How do you characterize the relationships within each category of information?
- 4-2. What is metadata? What does metadata describe for structured information? For unstructured informa- tion? Give an example of each type of metadata.
- 4-3. What are the characteristics of information that affect quality? What are examples of each?
- 4-4. What were the early design approaches to managing information resources?
- 4-5. What are the major disadvantages of file processing systems? What are four specific problems associated with file processing systems?
- 4-6. Following the file processing model of data manage- ment, what three architectures emerged for integrated databases? What are the advantages of each? Are there disadvantages?
- 4-7. What are the steps in planning a relational data model? Are there benefits to the planning stage?
- 4-8. What are primary keys and foreign keys? How are they used to create links between tables in a relational database?
- 4-9. What is the typical strategy to access a database? How do users access an Access database? Are there other strategies to access database systems?
- 4-10. What is the role of the database administrator in managing the database? What is the career outlook for this job?
4-11. What is SQL? How is it used to query a database?
4-12. What is IVR? How is it used to query a database?
4-13. What is a shadow system? Why are shadow systems sometimes used in organizations? How are they man- aged? What are the advantages of shadow systems? What are the disadvantages?
4-14. What is master data management? What is a data steward? What is the role of master data management in an organization’s integration strategy?
4-15. Whatisadatawarehouse?Whatarethethreestepsin building a data warehouse?
4-16. What are examples of internal sources of data for a data warehouse? What are examples of external sources of data for a data warehouse?
4-17. What are four examples of data warehouse archi- tectures? Which approach is suitable to meet today’s growing demand for real-time information?
4-18. What is big data? What are the defining features of big data?
4-19. What is data mining? What is the difference between data mining and data dredging? What is the goal of data mining?
4-20. What are examples of databases without boundaries?
4-21. Howdoownershipissuesaffectinformationmanage- ment? How do information management needs differ among stakeholder groups?