Java Programming
Test your Core Java knowledge with practice questions covering access control, exception handling, multithreading, garbage collection, and collections.
Subcategories & Topics
11 SectionsJava Programming Quizzes
11 AvailableThreads in Java Quiz
Practice 15 multiple-choice questions on threads in Java with answers and explanations. Learn thread creation, synchronization, lifecycle, Runnable, and multithreading concepts.
Operators and Assignments in Java Quiz
Practice 15 Java operators and assignments multiple-choice questions with answers and explanations. Learn arithmetic, logical, bitwise, assignment, and conditional operators.
Objects and Collections in Java Quiz
Practice 15 multiple-choice questions on Java objects and collections with answers and explanations. Learn about ArrayList, LinkedList, HashSet, HashMap, iterators, and object-oriented programming.
Language Fundamentals in Java
Take this 15-question quiz on Java language fundamentals. Test your knowledge of Java syntax, variables, data types, operators, literals, type casting, and basic program structure.
java.lang Class in Java
Take this 15-question quiz on the java.lang package in Java. Learn about Object, String, StringBuilder, Math, System, wrapper classes, Runtime, and commonly used java.lang classes.
Inner Classes in Java
Take this 15-question quiz on Inner Classes in Java. Learn about member inner classes, static nested classes, local classes, anonymous classes, and Java class nesting.
Garbage Collection in Java
Take this 15-question quiz on Garbage Collection in Java. Learn about heap memory, unreachable objects, garbage collectors, System.gc(), finalize, and automatic memory management.
Flow Control in Java
Take this 15-question Java quiz to test your knowledge of if-else, switch, for, while, do-while loops, break, continue, and flow control.
Exceptions in Java Quiz – 15 Questions with Answers
Take this Java Exceptions quiz with 15 questions covering try-catch, finally, throw, throws, checked exceptions, unchecked exceptions, and custom exceptions.
Declarations and Access Control in Java Quiz – 15 Questions with Answers
Take this Java quiz with 15 questions on declarations and access control, including variables, methods, classes, interfaces, public, private, protected, and default access.
Java Assertions Quiz – 20 Questions with Answers
Take this Java Assertions Quiz to test your knowledge of assert statements, AssertionError, enabling assertions with JVM options, and best practices for using assertions in Java.