Prototyping is most useful for requirements determination when: ...

[bobthebuilder]

Prototyping is most useful for requirements determination when:
 
  A) user requirements are well understood.
  B) communication problems have existed in the past between users and analysts.
  C) possible designs are simple and require an abstract form to fully evaluate.
  D) multiple stakeholders are involved with the system.
  E) data are not readily available.

Question 2

A named property or characteristic of an entity that is of interest to the organization defines:
 
  A) attribute.
  B) relationship.
  C) instance.
  D) associative entity.
  E) data flow.

[Jossy]

Answer to Question 1

B
Explanation: B) Often, both parties want to be sure that system requirements are as specific as possible to avoid communication problems.
CL

Answer to Question 2

A
Explanation: A) LastName, FirstName, ZipCode are examples of attributes. You can conceptually think of attributes as columns in a spreadsheet.
CL