Computer Science homework help

Answer each of the following questions for 2 points. Submit all your answers in one file.

Question 1: What are the five phases of the SDLC?

Question 2: What is the objective of each phase of the SDLC? Describe each objective briefly.

Question 3: What does iteration across SDLC phases (i.e. iterative approach) mean?

Question 4: Describe a “technique” you use to make sure you get assignments done on time.  What are some “tools” you use with your technique?

Question 5:  List any three activities of systems analysis.

Question 6:  What is the difference between functional requirements and nonfunctional requirements?

Question 7. What would you do if you got conflicting answers for the same procedure from two different people you interviewed? What would you do if one was a clerical person and the other was the department manager?

Question 8. What is a use case?

Question 9. What type of event would be named Time to produce paychecks?

Question 10. Draw an entity-relationship diagram, including minimum and maximum cardinality, for the following: The system stores information about two things: cars and owners. A car has attributes for make, model, and year. The owner has attributes for name and address. Assume that a car must be owned by one owner, and an owner can own many cars, but an owner might not own any cars (perhaps she just sold them all, but we still want a record of her in the system).

Question 11.  Draw a class diagram for the cars and owners described in the previous question but include subclasses for a sports car, sedan, and minivan with appropriate attributes.