Chapter 15 Value of Information Systems to an Organization
(I) Multiple Choice Questions
1. A system that consists of an integrated set of computer-based and manual components established to collect, store, and manage data and to provide output information to users is a(n)
A output
B input
C database
D information system
2. An information system:
A is composed of only the computer-based information resources of an organization
B may consist of both computer-based and manual components
C is different from a data processing system because it uses computers
D is not generally used for transaction processing
3. ____ is (are) data presented in a form that is useful to decision makers.
A Activities
B Information
C Objectives
D Goals
4. ____ are facts and figures in raw form.
A Data
B Information
C Objectives
D Goals
5. The use of information systems facilities to focus on the collection, organization, integration, and long-term storage of entity-wide data is known as:
A data independence
B data mining
C data redundancy
D data warehousing
6. The exploration, aggregation, and analysis of large quantities of varied data from across the organization is known as:
A data independence
B data mining
C data redundancy
D data warehousing
(II) Examination Style Questions
Question 1
Explain, with appropriate example, how the information system can serve as a tool to enhance competitive advantages of an organization? (6 marks)
Question 2
(a) Briefly describe Business intelligence system (BIS). (3 marks)
(b) List two benefits of BIS. (2 marks)
(c) List two limitations of BIS. (2 marks)
Question 3
(a) Briefly describe data warehouse. (3 marks)
(b) List two benefits of data warehouse. (2 marks)
(c) List two limitations of data warehouse. (2 marks)
Question 4
(a) Briefly describe data mining. (3 marks)
(b) List two benefits of data mining. (2 marks)
Question 5
(a) Briefly describe online analytical processing. (3 marks)
(b) List two benefits of online analytical processing. (2 marks)
Question 6
(a) Briefly describe artificial intelligence. (3 marks)
(b) List two benefits of artificial intelligence. (2 marks)
Q15-1