47 interview questions on Java - Fundamentals for developers (2024)

20 votes2277 runs

Pierreat Sep 19, 2022

9 votes2208 runs

Pierreat Sep 19, 2022

9 votes865 runs0 comment

7 votes2150 runs1 comment

concatenation

Pierreat Jan 4, 2022

5 votes2172 runs0 comment

Pierreat Sep 19, 2022

5 votes2130 runs0 comment

Pierreat Jan 4, 2022

4 votes1413 runs

Xiaoyuat May 12, 2023

3 votes2116 runs1 comment

Pierreat Feb 6, 2024

3 votes2075 runs2 comments

Pierreat Jan 4, 2022

3 votes2061 runs0 comment

Pierreat Jan 4, 2022

3 votes1297 runs2 comments

Nathalieat Mar 28, 2023

3 votes259 runs0 comment

Pierreat Jan 4, 2022

3 votes189 runs3 comments

3 votes141 runs1 comment

Auroreat Feb 15, 2024

2 votes2205 runs4 comments

Pierreat Jan 4, 2022

2 votes2105 runs

Pierreat Jan 4, 2022

2 votes2031 runs1 comment

Pierreat Jan 4, 2022

2 votes1039 runs0 comment

2 votes799 runs0 comment

2 votes779 runs0 comment

Pierreat Jan 4, 2022

47 interview questions on Java - Fundamentalsfor developers (2024)

Test your technical skills before an interview of Java - Fundamentals with 47 corrected questions. Beginner, Intermediate or Expert level.

47 interview questions on Java - Fundamentalsfor developers (2024)

Test your technical skills before an interview of Java - Fundamentals with 47 corrected questions. Beginner, Intermediate or Expert level.

Write a Java program that prints 'welovedev'.

How should a package be named in Java?

What is the difference between an interface and an abstract class in Java?

How to concatenate two strings of characters in Java?

Are arrays primitives types in Java?

Add elements to an ArrayList in Java

What are the modifiers that cannot be used with enums in Java?

How to print an array in Java

Write a valid code comment in Java

What does `--` do in Java?

Which of the following statements applies to methods of an interface in Java? (from java 8)

Count the number of words in a string in Java

Test the autoboxing feature in Java.

What tools are essential to develop a java application?

List the annotations that can be used in a JUnit test class.

What is “AssertEquals” used for in a Java Unit test?

How to call an interface in a java class?

Given the following code, what will be displayed in the console?

Print the result of the division of 5 by 2 in Java

Reverse a string in Java