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:                                                                              CIT432

COURSE TITLE:                                                                             Software Engineering 2

TIME ALLOWED:                                                                          2 Hours

INSTRUCTIONS:                                                                            Answer any Four (4) Questions

Q1.a     Write a short note with at least two types on each of the following:

(i)        High level Language

(ii)       Application Software

(iii)      Low level Language                                                                              (5 marks each)

     b.    List five features of a word processor                                                                                (5 marks)

     c.     List five applications software in existence today                                                                          (5 marks)

Q2.a     Define prototype? How would you explain a prototype to a layman?                            (4 marks)

      b.   Write short note on the following software models with examples:

(i)        Waterfall

(ii)       Spiral

(iii)      Object Oriented                                                                                              (5 marks)

      c.    Outline and explain any three strengths of the waterfall model.                                                 (6 marks)

Q3.a     Define software maintenance? How would you explain Software Maintenance to a layman.   (8 marks)

b.    List three reasons why you think feasibility study is very important in any Project Development.                                             (9 marks)

      c.    What do you understand by Software Testing and Integration                                       (8 marks)

Q4.a     Define Software Engineering in your own words.                                                                         (6 marks)

      b.   List and explain three (3) conditions for well Engineered Software                                (9marks)

      c.    Differentiate with examples between a program and a software                                   (10 marks)

Q5.a     Explain what is meant by Data collection?                                                                                      (5 marks)

      b.   List and explain three types of Data collection instrument                                             (12 marks)

      c.    List four (4) qualities of a good Code                                                                                  (8 marks)

Q6.a     Give the full meaning of the following acronyms:                                                                         (10 marks)

(i)        SWEBOK                     (ii)       BNF                 (iii)      PMOBK

(iv)      CPA                             (v)       SSADM            (vi)      WYSIWYG

(vii)     OOA                             (viii)    SDLC               (ix)      SRS

(x)       VDM                                                                                                          (1 mark each)  

     b.    Why is Brainstorming usually the first crucial creative stage of the project management and project planning process?  (6 marks)

     c.     List and explain three types of software testing                                                                (9 marks)