Suppose That Set1 (Set<String>) Is a Set That Contains the Strings

question 8

Essay

Suppose that set1 (Set<String>) is a set that contains the strings "red", "yellow", "green", and that set2 (Set<String>) is another set that contains the strings "red", "yellow", "blue". Answer the following questions: (All the questions are independent)
•What are set1 and set2 after executing set1.addAll(set2)?
•What are set1 and set2 after executing set1.add(set2)?
•What are set1 and set2 after executing set1.removeAll(set2)?
•What are set1 and set2 after executing set1.remove(set2)?
•What are set1 and set2 after executing set1.retainAll(set2)?
•What is set1 after executing set1.clear()?

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Definitions:

Jeanne d'Evreux

Queen of France as the third wife of King Charles IV, known for her patronage of the arts, including commissioning the Jeanne d'Evreux Book of Hours.

Mary Queen of Heaven

A title for the Virgin Mary, affirming her role as the mother of Jesus Christ and her eminent position in Christianity and Christian art.

Blanche of Castile

Blanche of Castile was a queen consort and regent of France, known for her role in maintaining the throne for her son, Louis IX, during his minority and later crusades.

Jeanne Pucelle

Likely a misspelling or misinterpretation of Jeanne d'Arc (Joan of Arc), who was a French heroine and saint, known for her role during the Lancastrian phase of the Hundred Years' War.