The management of a chain of hotels has decided that one of its critical success factors (CSF) is to 'provide
excellent customer service' The below measures have been suggested.
Which THREE of these are appropriate key performance indicators (KPIs) for the CSF 'provide excellent
customer service"?
A business analyst has identified that one of the use cases on a use case diagram contains a large amount of optional processing. This optional processing is so large that he has decided to remove it to a separate use case which can be called by the original use case if required. How should the original use case be linked to the new use case?