i. Explain software prototyping in software development.

1.a. It has been argued that the software crisis led to the birth of the software engineering discipline in the
late 1960s. What do you understand by the term software crisis? (5 Marks)
b. There are still many software experts who are of the opinion that the software crisis is not over yet.
Do you concur with this opinion? Discuss. (5 Marks)
c. With suitable examples, distinguish between software processes and software process models.
(5 Marks)
d. A university clerk needs to check the number of foreign students in the university. All university
students are registered in a three tier web based database. This means that the clerk has to type his
search request at the html form, then click submit button. The submit click event forwards the request
to a middle level application (e.g JavaServlet), which in turn forwards the request to a database. The
database sends a reply back to the middle level application, which in turn forwards the reply back to
the clerk. Represent this interaction using a state transition diagram. (5 Marks

2. 20 MARKS a. Distinguish between the following: (4 Marks)
i. User requirements and system requirements (4 Marks)
ii. Domain requirements and non-functional requirements. (4 Marks)
b. You recently went to interview some administrative staff in an effort to extract requirements on how
they want the oncoming university website to look like. One staff member gave a requirement that
“we want the homepage of our website to be nicely done”. Identify some of the problems with this
user requirement? (6 Marks)
c. Describe some of the challenges you are likely to encounter when eliciting domain requirements in the
medical profession. (6 Marks)




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