Question Detail
Question
A key deficiency of the Waterfall Model is that:
Correct Answer
Option B is the correct answer.
Detailed Explanation
Page 37 states that a deficiency of the Waterfall Model is that 'Deliverables created for each phase are considered frozen - inhibits flexibility'. The other options listed are strengths or characteristics that are not considered deficiencies.
Hint
Consider how changes are handled (or not handled) in the Waterfall Model.