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4.2 You are required to draw a state chart diagram for the below given scenario based on 7 Marks Question-1. Assume a scenario of visiting schedule's various states according to the below given description. The visiting schedule is empty at the initial stage. A schedule becomes updated when visitors added to the schedule and becomes full when the number of visitor limit for a day is reached. During the update, the schedule will be checked for the number of empty slots. In addition to this, during the update process for any system error, the schedule will not be processed and updated. You should use a simple counter to keep track of the available slots and another counter for the visitor limit. 4.3 What does a final state signify in your diagram? 1 Mark 4.4 What is a self-transition? Provide one example from your diagram. 1 Mark 4.5 What is a Guard? Provide one example from your diagram. 1 Mark