Advanced Java Challenge - Interview Practice Tests (Udemy.com)
Prepare for your Java Interview with 100+ questions. Practice Generics, Streams, Recursion, Memory Management and more
Created by: Michael Pogrebinsky
Last updated June 2026
What you will learn
- Practice Advanced Java Programming Skills
- Prepare for Java Role Job Interview Questions
- Identify and Fill in Knowledge Gaps in Java
- Boost Your Confidence in your Java Programming Skills
How it compares
Against the other 518 rated Udemy courses in Software Development on CourseDuck:
- Rating4.5 out of 5higher than 41% of them
- Reviews78#466 of 519 by number of reviews
- Last updatedJune 2026more recently than 76% of them
Course Description
Welcome to the most comprehensive online practice experience to elevate your Java skills and become a true Expert in Java.
This Course is for You If:
You are preparing for a Mid-Level / Senior Java Developer Job Interview
You want to practice Java and take your skills to an Advanced / Expert level.
Why Practice Java?
Java is one of the most popular and widely used programming languages.
It is also the language of choice in many top tech companies, such as Google, Amazon, Netflix, and others.
However, many Java developers, even those with several years of experience, have knowledge gaps and often struggle during Job Interviews.
How Can This Couse Help Me?
There's no better way to learn than practice!
So in this course, containing 100+ questions, you will practice many intermediate & advanced Java topics:
Java Generics
Object Oriented Programming
Functional Programming & Streams
JVM Memory Management & Garbage Collection
Recursion and Tree Traversal using Java
Java Collection Framework and Data Structures
And more
This course is divided into 6 Java Challenge Tests. After completing each test, you will:
Get instant feedback to identify your weak areas
Fill in your knowledge gaps
Follow additional resources to solidify your learning
By the End of the Course
You will:
Be able to apply everything you've learned in your daily work with confidence
Succeed at an upcoming Java knowledge test or in-person interview
Become a better Java Developer and take full advantage of the Java programming language and the JVM
Types of Java Interview Questions
As a Java Developer, you may find Java questions in different interview formats, including:
Online Java Knowledge-Based Assessments - Those timed and automatically graded tests have been increasingly common to eliminate weaker candidates and allow only a small number of Java Engineers to pass to the next round. However, don't be fooled. The questions in such Java assessments will challenge even the most experienced Java Developers, and that is why preparing in advance is an absolute must.
Online / In-Person Interview - Your knowledge of Java can be assessed during an in-person interview, either directly through open-ended questions or indirectly by watching you solve a seemingly easy coding question in real-time. Unsuspecting candidates will never know how well they perform and sometimes do not even know that their Java skills are being assessed. But showing you have strong practical knowledge of Java will give you a competitive edge over any other candidate.
Take Home Java Projects - Many hiring managers understand that just performing well at a Job Interview doesn't guarantee that the candidate has good practical skills. So frequently, companies include a take-home project as part of their multi-round interview process. If you are asked to do such a project, it's the perfect place to demonstrate the use of the right classes and advanced features like Generics, as well as showing that memory management and efficiency are on your mind. If you do well in this stage, the next rounds are often just formalities, and the hiring manager has already decided on this project. So it's important to bring your A game, in terms of Java, to the table.
This course will help you with all of these types of interviews.
So if you're ready to practice and have fun.
Let's get started.
Instructor Details
- 4.5 Rating
78 Reviews
Michael Pogrebinsky
Michael Pogrebinsky is an experienced software architect and engineer and an accredited Certified Professional for Software Architecture trainer by the International Software Architecture Qualification Board (iSAQB).
As an official Udemy Instructor Partner, Michael has helped hundreds of thousands of engineers learn in-demand skills, get promoted, and land their dream job.
In his professional career, working for some of the top tech companies, like Google, Intel, Rubicon Project, DAQRI (Acquired by Snap Inc.), and others, Michael has led numerous flagship products. His expertise spans high-performance, scalable distributed systems, video/audio streaming, augmented reality, and more.
Michael's teaching philosophy emphasizes understanding the core fundamentals and developing the right way of thinking and good practices.
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Reviews
By Piotr Góralczyk on 5/18/2025
Great refresher before interviews.
By Tôn Thiện Minh on 7/26/2024
Please provider more complex questions such as differences of interface and abstract class after interface has default method.
By Jose Andre Palacios Rivas on 2/22/2024
Very good information!
By Aleksey Dobryy on 1/15/2024
Миша, Вы такой умный!.. :-)
By Arun Dhwaj on 5/11/2023
Very good set of questions !!!
By Elena Naumova on 1/25/2023
I clearly understand that I need to review the basics very carefully
Quality Score
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Overall Score : 90 / 100









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