NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
MARCH/APRIL 2014 EXAMINATION

COURSE CODE:                                                                              CIT 353                                                                               

COURSE TITLE:                                                                             Introduction to Human-Computer Interaction

DURATION:                                                                                     2 Hours

INSTRUCTIONS:                                                                            Answer any Four (4) Questions

1a.       What do you understand by the expression Human Computer Interaction?                    5 marks

1b.       Explain five (5) innovations relating to the history of paradigm shifts                            10 marks

1c.       Mention five (5) scientific methods of conducting research in Human-Computer

Interaction                                                                                                                               10 marks

2a.       Give the full meaning of the following acronyms:

(i)        UIMS               (ii)       PDAs               (iii)      DVST              (iv)      WYSIWYG

(v)       TCP                 (vi)      WIMP              (vii)     CARD              (viii)    WAP            2 marks each

2b.       Mention and explain three (3) devices that aid the elderly and the disabled

in Human Computer Interaction.                                                                                            9 marks

3a.       Explain Touch Sensitive Screen.                                                                                              7 marks

3b.       Mention two (2) advantages and two (2) disadvantages of the touch sensitive screen

Interface                                                                                                                                     8 marks

3c.       Mention five (5) health hazards that may likely exist as a result of interacting with the

CRT                                                                                                                                           10 marks

4a.       What is web technology?                                                                                                         6 marks

4b.       Write short note on each the following:

(i)        Spreadsheet               (ii)       Animation                  (iii)      Menus                             3 marks

4c.       List five (5) application software you know.                                                                       10 marks

5a.       What is Knowledge Representation?                                                                                      5 marks

5b.       Describe the rule based, the frame based and the networked based techniques

of the Knowledge representation                                                                                         12 marks

5c.       What is the problems with knowledge representation and modelling?                             8 marks

6a.       What are the major components of web technology?                                                          8 marks

6b.       Write short note on the following:

(i)        Multimedia                 (ii)       Animation                  (iii)      Hyperlink                       3 marks

6c.       Enumerate the four golden rules of the design                                                                    8 marks