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Topic in Programming & Coding

Java

Java programming quizzes on types and strings, predicting Java code output, and OOP with classes, inheritance, interfaces and polymorphism.

Part of Programming & Coding: 3 quizzes.

Quizzes
3
Java quizzes

3 quizzes

Java quizzes

Programming & Coding · Java

Java OOP Quiz: Classes, Inheritance & Interfaces

A Java OOP quiz: constructors and super(), access modifiers, extends and implements, overloading versus overriding, polymorphism and static members.

Hard difficulty15 questions~12 min
+150 XPPlay

Programming & Coding · Java

Java Code Output Quiz: Predict the Result

Java output questions: predict what real code prints, from loops, immutable strings and == versus equals() to Integer caching and switch fall-through.

Medium difficulty15 questions~10 min
+120 XPPlay

Programming & Coding · Java

Java Basics Quiz: Syntax, Variables & Data Types

A Java quiz for beginners: the main method, primitive types, integer division, string concatenation, casting, char arithmetic, final and equals().

Easy difficulty15 questions~8 min
+75 XPPlay