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:                                                                              CIT 333                                                                               

COURSE TITLE:                                                                             Software Engineering I

DURATION:                                                                                     2 Hours

INSTRUCTIONS:                                                                            Answer any Four Questions.

Q1.a     What do you understand by Software Engineering?                                                            4 marks

      b.   Outline seven of the sub-disciplines of software engineering                                     7 marks each

Q2.       Over the past four decades, a set of fundamental software design concepts has evolved, each providing the software designer with a foundation from which more sophisticated design methods can be appli Outline six of such software design concepts.                                                      4 marks each for any 6 + 1 

Q3.       State ten of the major tasks during system implementation.                   2½ marks each for any 10

Q4.a     Differentiate between verification and validation.                                                                7 marks

      b.   Outline three types of validation testing                                                                        6 marks each

Q5a.     What do you understand by programming environment?                                                  6 marks

     b.    Explain fully what are CASE Tools?                                                                                        7 marks

      c.    State the three categories of case tools                                                                                  6 marks

     d.    Outline the three kinds of errors in a system                                                                       6 marks

Q6a.     Define Software Quality Assurance (SQA)                                                                                         4 marks

     b.    Outline four of the SQA activities during the Software Integration and Test Phase       16 marks

     c.     What is Compatibility Testing?                                                                                                5 marks