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:

Margin Of Safety

The difference between actual sales and break-even sales, indicating how much sales can fall before a business incurs a loss.

Break-Even Sales

The amount of revenue required to cover both the fixed and variable costs of production.

Actual Sales

The exact amount of sales revenue that a company has generated over a specific period, as opposed to projected or forecasted sales.

High-Low Method

A technique used in cost accounting to estimate fixed and variable costs based on the highest and lowest levels of activity.