Collections

A visually appealing infographic showcasing various Java collection types such as List, Set, and Map, with icons representing coding and programming.

Java Collections Quiz

Test your knowledge of Java's collection framework with this engaging quiz! Whether you are a beginner or an experienced programmer, you'll find this quiz both challenging and educational.

Key Features:

10 Multiple Choice Questions
Assess your understanding of Java Collections
Learn and improve your Java programming skills

10 Questions2 MinutesCreated by CodingMaster202

Which of these packages contain all the collection classes?

Java.util

Java.lang

Java.net

Java.awt

Which of these interface is not a part of Java’s collection framework?

List

Set

SortedMap

SortedList

Which of these interface must contain a unique element?

List

Set

Map

Array

Which of these interface maintains order?

Set

List

Map

Which of these is Basic interface that all other interface inherits?

Set

Array

Collection

List

Which interface restricts duplicate elements?

List

Array

Collection

Set

Which of these collection class has the ability to grow dynamically?

Array

Arraylist

Which of these interface allows more than one null values?

Set

List

Treemap

Hashset

The result of TreeSet will always be in______________order?

Descending

Ascending

Which of the implementation classes does not allow null value or key

TreeMap

HashMap

LinkedHashMap

Collections

Java Collections Quiz

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