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Answers for the Mock Exam 1a) Decision
 

Summary: Answers for the Mock Exam
1a) Decision
I have chosen a combined DES/ABS approach as we have a service system where the process flow is
best represented as a queuing system and entities need to be modelled as active objects so that
autonomous and proactive customer behaviour can be can considered when finding a solution to
the problems reported.
1b) Conceptual model
Objectives:
Determine number of service staff required during each period of the day to fulfil service
standards (95% of normal customers should queue less than 5 minutes, 99% of VIP
customers should queue less than 3 minutes)
Achieve an average customer satisfaction level of 90% by minimising the number of lost
customers due to queue overflow and due to long waiting times.
Inputs:
Number of staff
Ratio between normal and VIP customers
Outputs:
Number of customers waiting for more than the service standard limit
Number of lost customers
Content:

  

Source: Aickelin, Uwe - School of Computer Science, University of Nottingham

 

Collections: Computer Technologies and Information Sciences