1.4. Quiz

Quiz 1: Java Essentials

Coding

• Create a class called LongIntegerQuiz under the main algebraic package that extends the LongInteger class.

• Override the addDifferentSign() method so that the add() method in LongIntegerQuiz can handle integers with different signs.

Testing

• Create the LongIntegerQuizTest class under the test algebraic package.

• Test the correctness of your LongIntegerQuiz using the unit tests.

• Add more tests for a more thorough assessment if necessary.

Quizzes

1. What is the advantage of using Generics?

2. How do you make the class you define comparable?

3. What is the advantage of overriding member methods in the Object class?

4. What kind of methods should be defined as static?

Submission

1. Commit and push everything under the following packages to your GitHub repository:

• Main: src/main/java/edu/emory/cs/algebraic

• Test: src/test/java/edu/emory/cs/algebraic

2. Submit answers to the above quizzes to Canvas.