NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
MAY/JUNE 2012 EXAMINATION

COURSE CODE:                                                                              CIT484                

COURSE TITLE:                                                                             Website Design and Programming

TIME ALLOWED:                                                                          2½ Hours

INSTRUCTIONS:                                                                            Answer any Four (4) Questions

Q1.a     What is the full meaning of the following acronyms?                                                       (8 marks)

                        (i)        HTTP              (ii)       CGI                  (iii)      SGML              (iv)      SMS

                        (v)       GIGO               (vi)      URL                 (vii)     WYSIWYG      (viii)    ARPA

      b.   Define the Internet and explain the acronym WWW.                                                       (8 marks)

      c.    Write short notes on three (3) uses of the Internet                                                         (9 marks)      

Q2.a     Write short notes with examples on the following:

                        (i)        Web browser                        (ii)       URL                                                        (5 marks each)

      b.   What do you understand by Scripting? Mention any two Scripting programming

languages you know.                                                                                                            (6 marks)

      c.    Give any three (3) examples of Search Engines.                                                               (9 marks)

Q3.a     Define HTML and describe how it works on the web                                                      (6 marks)

      b.   List and explain five (5) things you can do with HTML.                                                  (10 marks)

      c.    Describe any three (3) HTML tags.                                                                                                 (9 marks)  

Q4.a     Write an HTML code segment to generate a table of professional league football results with the following column headings: TEAM, P, W, L, GF, GA, PTS and GD.  Include sample data for any THREE teams (Hint: P=play, W=won, L=lost, D=Draw, GF=Goals for, GA= Goals against, PTS= Points, GD= Goals Difference                           (13 marks)

      b.   With respect to HTML write briefly on the following:                                             

                        (i)        Major features                      

(ii)       Logical Markup tags with at least four (4) examples                        (6 marks each)

Q5.a     Define hypertext link and Distinguish between hyperlink and hypertext                      (6 marks)

      b.   Write short notes on the following Object Oriented Programming concepts:

(i)        Inheritance                (ii)       Polymorphism                                       (5 marks each)

      c.    List any three (3) examples of OOP languages you know.                                                           (9 marks)

Q6.a     What is JavaScript?                                                                                                               (6 marks)

      b.   Differentiate between JavaScript and Java (at least 5).                                                   (10 marks)

      c.    Mention any three (3) types of JavaScript Operators you know.(9 marks)