Page 171 - DMGT505_MANAGEMENT_INFORMATION_SYSTEM

Management Information Systems

Notes 8.8 Review Questions

1. Find at least five e-Business websites that are connected to database management systems.
(Hint: look for something that indicates it is retrieving business data.)

2. Assume that you need to buy a DBMS for a midsize company. Research the components
needed and the approximate cost of at least two database management systems.
3. List and describe some of the problems of the traditional file environment.

4. Why is file management important for overall system performance?
5. Contact the librarian of your institution. Determine the scope of information available to
library users. How many different files are maintained? What DBMS is being used?
Document the benefits that have resulted from the use of the DBMS, if not already in use.
How extensively is the database used?
6. How would you differentiate between hierarchical and network data models.
7. Describe the concept of data modeling in detail with suitable example.
8. What are the advantages of database approach over traditional database?
9. What do you mean by data warehousing? Also explain the characteristics of data warehouse.

10. Describe the various functions of database.

Answers: Self Assessment

1. Database 2. Software
3. Data inconsistency 4. Independent
5. Minimized 6. Relational

7. SQL 8. Data modelling
9. 1:M 10. Web database
11. PHP 12. Java virtual machine (JVM)
13. Data warehouse 14. Data mining

15. Dimensional modeling

8.9 Further Readings

Books Bhatnagar, S.C. and K.V. Ramani, Computers and Information Management, Prentice
Hall of India Private Ltd, New Delhi, 1991.
Davis, Gordon B. and Margrethe H. Olsen, Management Information Systems,
McGraw-Hill Book Company, Singapore, 1985.
Goyal D.P., Management Information Systems (MIS), Deep & Deep Publications,
New Delhi, 1994.
Kenneth C Laudon and Jane P Laudon, Management Information Systems - Managing
the Digital Firm, 9th Ed. Pearson Education Asia, New Delhi, 2007.

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