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Questions and Answers
Which package in Java contains the ArrayList class?
Which package in Java contains the ArrayList class?
- java.collection
- java.lang
- java.util (correct)
- java.arraylist
What is the initial capacity of an empty ArrayList constructed using the default constructor?
What is the initial capacity of an empty ArrayList constructed using the default constructor?
- 10 (correct)
- 0
- 5
- 15
Which interface does the ArrayList class implement in Java?
Which interface does the ArrayList class implement in Java?
- Iterable
- Collection
- ArrayListInterface
- List (correct)
Study Notes
ArrayList in Java
- The
ArrayListclass is contained in thejava.utilpackage. - An empty
ArrayListconstructed using the default constructor has an initial capacity of 10. - The
ArrayListclass implements theListinterface in Java.
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Description
Test your knowledge of Java ArrayList methods and functionality with this quiz. Covering constructors, adding elements, removing elements, and more, this quiz will help you brush up on your Java Collections Framework skills.
