Java Practice Exercises
Work through 90 Java practice programs, coding questions, and online exercises to improve your programming skills. Ideal for beginners and interview prep.
Select a topic to start the exercise.
Java Basics
5 exercise questions
Data Types & Variables
5 exercise questions
Operators
5 exercise questions
Strings
5 exercise questions
Arrays
5 exercise questions
Control Flow
5 exercise questions
Methods
5 exercise questions
Classes & Objects
5 exercise questions
OOP Concepts
5 exercise questions
Exception Handling
5 exercise questions
Collections Framework
5 exercise questions
Interfaces & Abstract Classes
5 exercise questions
File I/O
5 exercise questions
Multithreading
5 exercise questions
Generics
5 exercise questions
Lambda Expressions & Streams
5 exercise questions
JDBC
5 exercise questions
Enums & Annotations
5 exercise questions