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NATIONAL OPEN UNIVERSITY OF NIGERIA
UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
SEPTEMBER/OCTOBER 2015 EXAMINATION
Course Code: DAM364
Course Title: MANAGEMENT INFORMATION SYSTEMS
Time Allowed: 2 Hours
Course Unit: 2
Instruction: Answer Any Four Questions
1a. What is an Operating System? 51/2 marks
b. State the primary objective of an operating system. 4 marks
c. Outline two typical characteristics and two capabilities of a network operating system. 8 marks
2a. Briefly explain the following terms:
- Software
- System software
- Application software 7½ marks
b. Outline four kinds of system software 10 marks
3a. Briefly describe three areas of application of IT in information technology. 8½marks
b. Outline the three layers of network components 9 marks
4. Computers and information they contain are often considered confidential systems because of its sensitivity. This confidentiality which can be compromised in a variety of ways can be curbed using a variety of security techniques. Briefly describe five of such techniques. 17½ marks
5a. Explain what is meant by World Wide Web (WWW). 5 marks
b. State two gaols of the developers of the Web. 5 marks
c. With these goals in mind, state and explain what the developers created as the coding for Web documents.
4 marks
d. Briefly explain what is needed in order to access the information on the Web. 3½ marks
6a. What is electronic mail (e-mail)? 3½ marks
b. Outline two of the advantages of e-mail. 4 marks
c. All internet e-mail addresses have a minimum of three parts, outline the parts. 6 marks
d. What is a Uniform Resource Locator (URL)? 4 marks
