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Do Project #5, Programming Challenges, Ch 10, #5, p. 699. Use classes GradedActivity, FinalExam, PassFailActivity, and PassFailExam (see Fig. 11-16) and write two additional classes CourseGrades and subclass of GradedActivity Essay (see assignment #4, p. 699). Their UML diagrams looks like Class CourseGrades has an object (or aggregates) class GradedActivity. The UML diagram looks like To run this assignment create a client class CourseGradeDemo. If for example you run CourseGradeDemo with an object of the GradedActivity with score 85, with an object for the pass/fail exam (20 total questions, 3 questions missed, minimum passing score is 70), with an object for the essay grade (Grammer = 25, spelling = 18, length = 17, content = 20), and an object for the final exam (50 questions, 10 missed) your output may look like:

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/*
* Essay class
*/
public class Essay extends GradedActivity {

private double grammar;
private double spelling;
private double correctLength;
private double content;

public Essay(double gr, double sp, double len, double cnt) {
    super(0.0);
    setScore(gr, sp, len, cnt);
}

public void setScore(double gr, double sp, double len, double cnt) {
    setGrammar(gr);
    setSpelling(sp);
    setCorrectLength(len);
    setContent(cnt);
}

private void setGrammar(double g) {
    grammar = g;
}

private void setSpelling(double s) {
    spelling = s;
}

private void setCorrectLength(double c) {
    correctLength = c;
}...

By purchasing this solution you'll be able to access the following files:
CourseGradeDemo.java, CourseGrades.java, Essay.java, FinalExam.java, GradedActivity.java, PassFailActivity.java and PassFailExam.java.

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