National Open University Exam Past Question – CIT 353 October, 2013 Examination

National Open University of Nigeria CIT 353 Introduction to Human Computer Interaction

14/16 Ahmadu Bello Way, Victoria Island, Lagos.


School of Science and Technology


October, 2013 Examination


Course Code:   CIT 353


Course Title:    Introduction to Human Computer Interaction


Course Unit:   2 Credits


Total mark is 100 and each question carries 25 marks


Instruction:    Answer 4 Questions in 21/2 Hours



1a. Give the full meaning of the following acronyms: (i)               TCP

(ii)         IP

(iii)        WAP (iv)        WI-FI (v)         MAN (vi)        ATM (vii)       WWW

(viii)      GPS                                                                                                                                  (2 marks each)


1b. List and explain three types of topologies.                                                                             (9 marks)


2a. What is Knowledge Representation?                                                                                       (7 marks)

2b. Describe the rule based, the frame based and the networked based techniques of Knowledge

Representation.                                                                                                                           (9 marks)

2c. List any three types of prototype methods?                                                                           (9 marks)


3a. Define a network and its purpose?                                                                                          (10 marks)

3b. List and explain 5 uses of communication technology                                                         (15 marks)


4a. Explain the difference between a LAN and a WAN                                                               (10 marks)

4b. Enumerate five major components of the web technology?                                              (5marks)

4c. List and explain five application software you know                                                              (10 marks)



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5b. How would you explain Human Computer Interaction to a layman?                                (7 marks)

5b. List any three (3) examples of Positioning, Pointing and Drawing Devices                       (9 marks)

5c. Mention any three (3) scientific methods of conducting research in human-computer interaction.                                                                                                                                    (9 marks)




6a. How would you explain “Touch Sensitive Screen” to a layman                                          (6 marks)

6b. Mention three (3) advantages of the touch sensitive screen interface                             (9 marks)

6c. Mention five (5) health hazards that may likely exist as a result of interacting with the

CRT.                                                                                                                                                (10marks)



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