Problem 1
Identify and briefly describe four types of requirements that may be defined for a computerbased system
Problem 2
Discuss the problems of using natural language for defining user and system requirements, and show, using small examples, how structuring natural language into forms can help avoid some of these difficulties.
Problem 5
Draw a sequence diagram showing the actions performed in the ticket-issuing system. You may make any reasonable assumptions about the system. Pay particular attention to specifying user errors.
Problem 7
Describe four types of non-functional requirements that may be placed on a system. Give examples of each of these types of requirement.
Problem 9
Suggest how an engineer responsible for drawing up a system requirements specification might keep track of the relationships between functional and non-functional requirements.
Problem 10
You have taken a job with a software user who has contracted your previous employer to develop a system for them. You discover that your company’s interpretation of the requirements is different from the interpretation taken by your previous employer. Discuss what you should do in such a situation. You know that the costs to your current employer will increase if the ambiguities are not resolved. You have also a responsibility of confidentiality to your previous employer.
