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ArrayLists

Definition

ArrayLists are dynamic arrays that can grow and shrink dynamically as needed. They provide resizable arrays with additional methods for easy manipulation and management.

Related terms

Array: An array is a fixed-size data structure that stores a collection of elements of the same type.

List: A list is a collection that maintains the order of its elements and allows duplicates. It can be implemented using various data structures, including ArrayLists.

Resize: Resizing refers to changing the size or capacity of a data structure dynamically, either by expanding or shrinking it as needed.

"ArrayLists" appears in:

Additional resources (3)

  • AP Computer Science A - Unit 6 Overview: Array

  • AP Computer Science A - 7.1 Introduction to ArrayList

  • AP Computer Science A - 8.1 2D Arrays

Practice Questions (4)

  • What is the role of ArrayLists in storing and organizing data in databases?

  • What is the difference between the way LinkedLists and ArrayLists access elements?

  • What is the advantage of using ArrayLists over arrays?

  • Which of the following cannot be done in ArrayLists?

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About Us

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CCPA Privacy Policy

Resources

Cram Mode

AP Score Calculators

Study Guides

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Glossary

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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.