Senior Developer Java Interview Questions

Sr. Java/J2EE Developer

Interviewed at Cognizant

3.6★

Nov 16, 2021

What are the Maven dependency scopes

Senior Java/J2EE Developer

Interviewed at Allstate India

3.7★

Apr 4, 2019

String class of Java is Private class or not?

Senior Engineer/Senior Java J2EE Developer

Interviewed at Volvo Group

4★

Jan 8, 2017

Process of handling requests in RESTFUL web services ,COre java questions on collections,threads .Some questions were on design pattern also .

Senior Java Developer

Interviewed at Apple

4.1★

Apr 18, 2025

Given a list of houses, each painted with one of three colors, you want to minimize the cost of painting all the houses such that no two adjacent houses have the same color. You are provided with a 2D array where each element represents the cost of painting a house with a specific color. How can you implement a Java program to calculate the minimum cost to paint all houses while adhering to the color restriction?

Senior Java Developer

Interviewed at EPAM Systems

4★

Oct 1, 2024

class main { publis static void main(String[] args) { System.out.println("Hello"); } } Use SOLID principle of Liskov substitution principle where break functionality, later will correct it.

Senior Java Developer

Interviewed at HCLTech

3.5★

Jul 28, 2020

mostly about java, javascript and processes

Senior Java Developer

Interviewed at Wipro

3.6★

Jun 12, 2025

Duplicate num using java 8

Senior Java Developer

Interviewed at Deloitte

3.8★

Jan 18, 2017

how many methods are in Object class, why java allow to write Abstract class with any method( abstract or non abstract) such type of foolish questions., how to set data in final class etc. Worse company as per my experience.

Senior Java Developer

Interviewed at HCLTech

3.5★

Jan 9, 2021

Basic questions based on there requirements

Senior Java Developer

Interviewed at Sage

3.6★

Dec 18, 2014

What's the relationship between equals and hashCode methods in Java?