Java Quiz

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Java | Exception Handling | Question 2

Last Updated: 28 June 2021

[sourcecode language="Java"]class Test extends Exception { } class Main { public static void main(String args[]) { try { throw new Test(); } catc ...read more

Exception Handling

Java-Exception Handling

Java Quiz

Java | Exception Handling | Question 1

Last Updated: 08 July 2021

Predict the output of following Java program[sourcecode language="Java"]class Main { public static void main(String args[]) { try { throw 10; } ca ...read more

Exception Handling

Java-Exception Handling

Java Quiz

Java | Packages | Question 1

Last Updated: 28 June 2021

Which of the following is/are true about packages in Java?1) Every class is part of some package. 2) All classes in a file are part of the same package. 3) If no package i ...read more

Java Quiz

Java-Packages

Java-Java Packages

Java | Constructors | Question 3

Last Updated: 28 June 2021

Which of the following is/are true about constructors in Java? 1) Constructor name should be same as class name.2) If you don't define a constructor for a class, a def ...read more

Constructors

Java-Constructors

Java Quiz

Java | Class and Object | Question 1

Last Updated: 28 June 2021

Predict the output of following Java program?[sourcecode language="Java"]class Test { int i;} class Main { public static void main(String args[]) { Test t; Sy ...read more

Class and Object

Java-Class and Object

Java Quiz

Java | Inheritance | Question 7

Last Updated: 28 June 2021

Which of the following is true about inheritance in Java.1) In Java all classes inherit from the Object class directly or indirectly. The Object class is root of all clas ...read more

java-inheritance

Java Quiz

Inheritance

Java | Abstract Class and Interface | Question 2

Last Updated: 22 April 2022

Which of the following is true about interfaces in java.1) An interface can contain following type of members.....public, static, final fields (i.e., constants) ....defaul ...read more

Java Quiz

Java-Abstract Class and Interface

Abstract Class and Interface

Java | Abstract Class and Interface | Question 1

Last Updated: 28 June 2021

Which of the following is FALSE about abstract classes in Java(A) If we derive an abstract class and do not implement all the abstract methods, then the derived class shou ...read more

Java Quiz

Java-Abstract Class and Interface

Abstract Class and Interface

Java | Arrays | Question 1

Last Updated: 28 June 2021

Which of the following is FALSE about arrays in Java?(A)A java array is always an object(B)Length of array can be changed after creation of array(C)Arrays in Java are alwa ...read more

Java Quiz

Arrays

Java-Arrays

Java | Inheritance | Question 4

Last Updated: 28 June 2021

Which of the following is true about inheritance in Java? 1) Private methods are final.2) Protected members are accessible within a package and inherited classes outsid ...read more

java-inheritance

Java Quiz

Inheritance

Java | Inheritance | Question 2

Last Updated: 28 June 2021

[sourcecode language="Java"]class Base { final public void show() { System.out.println(Base::show() called); }} class Derived extends Base { public void sho ...read more

java-inheritance

Java Quiz

Inheritance

Java | Inheritance | Question 1

Last Updated: 09 July 2021

Output of following Java Program?[sourcecode language="Java"]class Base { public void show() { System.out.println(Base::show() called); }} class Derived extend ...read more

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