Write a console app that sets up a dictionary of students.

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Write a console app that sets up a dictionary of students. The dictionary is indexed by Student_id objects, and each item stored in the dictionary is a Student object that stores details of a student. The student class should be a simple entity class containing the Name, Telephone number, and ID of the student.

Add a menu that allow to:

-Invoke the Add method of the dictionary to add objects from console. Do not allow duplicates.

-Invoke Remove to delete objects.

-Check (by name) if a student is enrolled.

-Return all the students names.

-Exit program.

Question 2 [14 marks]

Implement a simple .NET desktop application (i.e., Windows Form, WPF, UWP) that uses delegates to notify anyone who is interested that the designated amount of time has passed. The user should supply the number of waiting seconds. After waiting the appropriate amount of time, the countdown clock should call the delegate and pass the message to any registered observers,

Create an observer class as well that echoes the received message to the console.

 

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