3.3 What differentiates the Evans and Marciniak model from the Deutsch and Willis model?3.4 Consider McCall’s model and the Deutsch and Willis model.(1) What are the formal differences between the models?(2) What are the content differences between the models?(3) What new subjects were actually added by the Evans and Marciniak model to McCall’s model?3.5 South cottage Inc. is a manufacturer of washing machines and dishwashers. The requirements document for the new control unit included the following specifications:(a) The firmware should be suitable for all six variations of model 2002 washing machines.(b) The water level control module of the washing machine should be suitable for use as a water level control module in the new model 2002 dishwasher. (1) To which of the factors do the above requirements belong?(2) Explain your answer.3.6 Some people claim that test ability and verifiability are actually different names for the same factor.(1) Do you agree?(2) If not, could you explain why?
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