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NATIONAL OPEN UNIVERSITY OF NIGERIA
UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JUNE/JULY 2013 EXAMINATION
COURSE CODE: DAM 364
COURSE TITLE: Management Information Systems
DURATION: 2 Hours
INSTRUCTIONS: Answer any four (4) questions
1a.Explain what is meant by Management Information System (MIS). 4½ marks
b. Enumerate four bottlenecks associated with MIS. 8 marks
c. State the overall aim of MIS. 5 marks
2a. What is information technology (IT)? 5½ marks
b. . List four applications that support end user computing. 6 marks
c. List three criteria needed for interactive computing in decision support system.
6 marks
3a. Distinguish between teleconference and videoconference. 4 marks
b. What is the Internet? 4 marks
c. Enumerate three limitations of the Internet. 6 marks
d. What is a browser? Give an example. 3½ marks
4a Distinguish between simplex and duplex modes of information communication
5 marks
b. Distinguish between batch processing and time sharing 5 marks
c. What is a terminal? Differentiate between the two types with an example each
7½marks
5a Write short note o
- Flash disk
- CD-ROM 8 marks
b. Distinguish between disk and disk drive 6 marks
c. Explain the difference between seek time and data transfer rate.3½marks
6a What is a blended threat? 5 marks
b. List four characteristics of blended threats. 8 marks
c. Differentiate between the resident and nonresident viruses. 4½marks
