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

Which of the following is a true statement regarding JAD? a. The primary purpose of using JAD in the analysis phase is to collect systems requirements simultaneously from the key people involved with the system. b. JAD follows a particular structure of roles and agenda that are similar to the group interview. c. JAD sessions are usually conducted in the organizations conference room. d. JAD session is inexpensive to conduct.

The special operator used to check whether an attribute value matches a given string pattern is _____. a. BETWEEN b. NULL c. LIKE d. IN