Computers and Technology, 15.07.2021 17:50 860jay
Note: See 1 Submission Instructions for the instructions regarding images in exercise solutions. On the next page is a UML class diagram that shows several classes that are associated in various ways. This class diagram is included in the Homework Assignment 1 zip archive as an Umlet file named class-relation. urf so if you use Umlet, you can load and modify this diagram. If you are using a different UML class diagramming tool, then you will have to create the diagram from scratch. (a) Note that in Course there is 7.2 an instance variable mRoster which is an instance of Roster. When Course object is deleted, the Roster instance mRoster will also be deleted. Given that, what type of class a relationship, if any, exists between Course and Roster? If there is a relationship, modify the diagram to indicate the relationship and label each end of the relationship with a multiplicity.
(b) Note that in Roster there is an instance variable mStudents which is an ArrayList of Student objects. When a Roster object is deleted, mStudents is also deleted, but each Student object within mStudents is not deleted. Given that, what type of class relationship, if any, exists between Roster and Student. If there is a relationship, modify the diagram to indicate the relationship and label each end of the relationship with a multiplicity.
(c) What type of class relationship, if any, exists between Student and UndergradStudent? If there is a relationship, modify the diagram to indicate the relationship and label each end of the relationship with a multiplicity.
(d) What type of class relationship, if any, exists between Student and GradStudent? If there is a relationship, modify the diagram to indicate the relationship and label each end of the relationship with a multiplicity.
(e) What type of class relationship, if any, exists between UndergradStudent and GradStudent? If there is a relationship, modify the diagram to indicate the relationship and label each end of the relationship with a multiplicity.
Answers: 1
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Ulia is planning to attend the same private four-year college her parents attended. she wants to save at least $18,000 in four years to contribute to her college education. which monthly deposit amounts can julia use to achieve her goal? check all that apply.
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Note: See 1 Submission Instructions for the instructions regarding images in exercise solutions. On...
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