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Online Java Test for Hiring Top Tier Talent for Your Organization

This Java test is a technical pre-employment test to analyze a candidate's knowledge and proficiency in Java. These assessments determine how well-versed applicants are in programming Java algorithms by assessing their basic programming skills and domain knowledge.

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Inside This Java Test

This Java test aims to evaluate the back-end programming skills in Java Basics, Advanced Java, Object-Oriented Programming and Hands-on Programming.  

Designed by subject matter experts, this java test is holistically built to evaluate the knowledge as well as real-life coding skills of the candidate. The skill competencies are measured on basic, intermediate, and advanced levels.  

This 60-minute test contains 18 MCQs (Multiple Choice Questions) with one coding problem to be solved on our back-end simulator, Codelysis. The coding simulator is a robust platform to evaluate hands-on experience and capability to code in the desired programming language.

This online Java test helps to screen candidates for the following roles:  

  • Core Java developer
  • Junior Java Developer
  • Java Software Developer


Released in 1995 by Sun Microsystems, Java is a popular object-oriented programming language that has been widely used and needs no introduction in the world of techies for decades. The growing demand for Java developers has created many opportunities for those who want to make a successful career in Java. Role expectations and job responsibilities have also changed over time. Nowadays, a Java developer must possess the knowledge and skills of conducting software analysis, programming, testing, and debugging, as well as the ability to make improvements to improve the existing processes.  

Hiring a multi-skilled Java developer could be a tad tricky, even for experienced recruiters striving to save time, effort, and resources. Prescreening Java tests are helpful here, enabling recruiters to streamline their talent assessment process efficiently. Therefore, they can find and hire those coders who write clean, error-free codes to solve the problem. Hiring managers do not have to spend inordinate sums interviewing candidates for open positions with the Java online test. From pre-employment technical screening to detailed reporting, Java skills tests can help recruiters achieve their tech hiring goals. However, a thoughtfully structured Java assessment test consists of all the key components that help ascertain the job suitability of the candidates, such as questions based on Java theoretical concepts, basic and advanced coding, debugging, etc.  

Competent employees are one of the cornerstones of any successful business. Therefore, finding and retaining the best candidate has become crucial for any organization eyeing immense success in an increasingly competitive landscape. Moreover, recruitment is a time-consuming and expensive process requiring a well-structured strategy in which pre-employment assessments play a pivotal part. The Java assessment test is a tool to understand the conceptual and skill-based knowledge of the candidate. Undoubtedly, this new-age tool takes precedence over traditional means of screening and provides insights to shortlist the best applicants for the next step of the selection process.  

What makes the Java skills test effective for technical recruiting? The answer is that these assessments focus on the candidate's competencies rather than past achievements. However, one could also ask what test they would administer, given that there is no one-size-fits-all approach to finding the top tech talent using an assessment. Any organization's core business needs and talent gaps will govern the requirement to choose a particular Java test to hire the right person from the extensive pool of applicants. Therefore, it is understood that Java online tests are imperatively needed in IT (Information Technology) companies to assess the job readiness of candidates.

Applications of Java skills tests

A general-purpose language, Java is a coveted programming language for desktop applications, embedded systems, enterprise-grade systems, and Android app development. Hence, proficiency in Java programming is essential for junior developers. The tech recruiters will gain more precise and objective insights into candidates' capabilities by conducting a Java developer test. Interestingly, the employers will be able to assess and onboard diverse, talented individuals without subjectivity or bias when conducting a walk-in or campus hiring drive.  

These Java skills assessments also come in useful to determine the skills and potential of the existing workforce. For example, a preeminent Java developer can solve complex Java problems efficiently, know how to leverage the language's functionalities, and write clean and maintainable codes. In addition, the crucial insights generated from the Java test results can help any organization build a roadmap to address any skills gaps. Thus, these tests are instrumental in reskilling and workforce planning initiatives to accommodate the changing industry needs.  

Thus, the Java test is an ideal initial screening test administered in unison with cognitive ability or psychometric tests to uncover intriguing, underlying aspects of the candidate's personality and competencies.


This Java Test is a part of following Skills Libraries

This Java skills assessment aims to screen candidates' domain and practical knowledge in Java, Java Full Stack, Java JDBC, Java MySQL, Java JSP, Java Oracle, and more. Streamline your hiring process with Mercer| Mettl Java skills assessment test.

Java Skills Test Competency Framework

Get a detailed look inside the test

Online Java Test Competencies Under Scanner

General Java Programming


Java Basics

This online Java test will assess the following skills; Core Java - strings and methods, Core Java - Flow of Control, Core Java - Operators and Core Java - Constant Variables and Datatypes.


The Java developer test focuses on object-oriented programming skills; Core Java - Interfaces and Inheritance, Core Java - OOP Concept, Core Java - Classes Objects and Methods and Java - OOPS.

Advanced Topics

This Java test assesses advanced skills in Java - Collections, Core Java - Threads, Core Java - Multithreaded Programming, Core Java - Error and Exception Handling and Java - Exception Handling.

Hands-on Programming

This Java developer test evaluates a candidate's coding skills on a robust coding simulator by giving real-world problems and assessing their hands-on experience and capability to code in the desired language.

Customize This Java Assessment Test

Flexible customization options to suit your needs

Set difficulty level of test

Choose easy, medium or hard questions from our skill libraries to assess candidates of different experience levels.

Combine multiple skills into one test

Add multiple skills in a single test to create an effective assessment. Assess multiple skills together.

Add your own questions to the test

Add, edit or bulk upload your own coding questions, MCQ, whiteboarding questions & more.

Request a tailor-made test

Get a tailored assessment created with the help of our subject matter experts to ensure effective screening.

The Mercer | Mettl Java Online Test Advantage

The Mercer | Mettl Edge

  • Industry Leading 24/7 Support
  • State of the art examination platform
  • Inbuilt Cutting Edge AI-Driven Proctoring
  • Simulators designed by developers
  • Tests Tailored to Your business needs
  • Support for 20+ Languages in 80+ Countries Globally

Java Assessment Can Be Setup in 4 Steps

Step 1: Add test

Add this test your tests

Step 2: Share link

Share test link from your tests

Step 3: Test View

Candidate take the test

Step 4: Insightful Report

You get their tests report

Our Customers Vouch for Our Quality and Service

Sweta Mishra
P D Jose
Anson Mathews
Dr. Fuad Said
Jasmine Calpo
Dinesh Jagnani
Shirish Awasthi

The turnaround time has been fantastic from day one till now. It has been two years now, and we have had no complaints about the turnaround time of their account managers. We started by discussing the online assessment tool. Later on, we went on to i more

Sweta Mishra

Sweta Mishra

Director HR, IVP

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As the value chain of the education systems continues to get disrupted by new technologies, Mercer | Mettl is at a sweet spot in testing. I believe it is going to play an important role in the future of the education space. more

P D Jose

P D Jose

Chair Digital Learning, MOOCs Initiative & Strategy at IIMB

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The ease of navigating the platform, the simplicity of the assessment reports, the ability to adapt to the COVID-19 situation -all of these helped us reduce bad hires, ensure successful probations and onboard individuals with the right set of compete more

Anson Mathews

Anson Mathews

Organization Development Manager, Averda

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With Mercer | Mettl, we have probably experienced the best customer service from any tech company. It has two exceptional things - its software and the more important product, its staff, which is truly an asset. more

Dr. Fuad Said

Dr. Fuad Said

MD, Internal Medicine, Jordan Hospital

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Mercer | Mettl has been an excellent experience for our entire organization. It enabled a smoother adjustment to the digital world, and we plan to employ more of its services. We are certain we will continue using Mercer | Mettl''s online proctoring more

Jasmine Calpo

Jasmine Calpo

Aptitude & Special Tests Unit Test Development Section

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The quality of the recruitment increased, because previously we were not having any assessment. The quality of assessments and the quality of reports are very well catering to our requirements. The reports are very expansive, and it gives more light more

Dinesh Jagnani

Dinesh Jagnani

Deputy Manager, Talent Management

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Mercer | Mettl''s solutions brought various unprecedented insights into our technical hiring process. It was complemented by reduced friction and enhanced ease and agility. With one of the most advanced and extensive lists of questions and world-cla more

Shirish Awasthi

Shirish Awasthi

Talent Acquisition, Coforge Ltd.

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Frequently Asked Questions (FAQs)

There is no scarcity of learning resources available online for practicing Java coding. There are a variety of platforms, such as IDE (Integrated Development Environment), text editors, etc., for the same. Besides, specific websites that provide extensive coverage on Java topics are also available online. However, candidates can practice solving various coding challenges and become better at solving different problems.

Building a team of competent and skilled developers with Mercer | Mettl's Java developer tests is easy. The Java developer test is best suited for assessing aspirants’ Java skills and assisting recruiters in avoiding bad hiring decisions. Choose our Java online test to interview and evaluate your candidates for job fitness.  

Either choose a tailor-made advanced Java online test from our extensive test library, create your assessment using our questions, or add yours per the job-specific competency framework. Additionally, we serve customized assessments across the employee lifecycle, including candidate skills assessment, pre-employment screening, training, development programs for students/employees, certification exams, competitions, and more.  

The Java skills assessment gauges the depth and breadth of candidates' programming knowledge in the Core Java language and their expertise in working with the commonly used parts of the Java Class Library. The Java developer test is a great option to help you efficiently conduct pre-employment screening. A competent Java developer can solve complex problems using Java and utilize the Java Class Library functionality to write clean and robust code. This online Java hiring test requires test-takers to solve code challenges in Java and detect and fix bugs in a Java program.

In any Java-based interview, interviewers tend to ask questions around core Java. Here are some commonly asked questions that are crucial in job preparation:  

  • How would you explain the JVM architecture?  
  • What differentiates C++ from Java?  
  • Why is Classloader used in Java?  
  • Explain the concepts "finally and finalize" in Java?  
  • Can you define static keywords?  
  • Which class is the superclass of all classes?  
  • What do you understand by Java typecasting?  
  • What is the role of the inner and anonymous inner class?  
  • What do you mean by Java integration?

Yes, we can do it. We have already previously customized the Java test report for our clients. Please write to us with your request, and we will be glad to provide you with a solution.

The Java screening test is an employment screening tool to gauge the depth and breadth of candidates' knowledge of the Java language and determine whether they understand the nuances and intricacies of the language.

We can do so selectively. Please write to us about your request; we will be glad to assist.

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