Java Online Test An Overview And Preparation Tips

Ace Your Java Online Test: A Comprehensive Guide & Tips

Are you applying for a position as a Java back-end programmer? If so, as a part of the application process, you will be required to take an online Java assessment. This test is designed to analyze the skills and abilities of pools of job applicants so that they can narrow down their options and select those who are the most qualified to fill the positions they are looking to fill.

In order to proceed in the application process and increase your chances of successfully attaining the job you are applying for, familiarizing yourself with and preparing for the online Java test is important.

What exactly is the Java online assessment? What does it entail? How can you prepare and increase your chances of success? In order to find the answers to these questions and more, please continue reading.

What Is The Java Online Test?

Java, an object-oriented programming language that was created by Sun Microsystems, was first introduced in 1995, and it has been widely used ever since.

The popularity of this programming language continues to grow, and so has the demand for Java developers, which has created ample career opportunities for individuals who are well-versed in and have a firm understanding of the programming language.

The expectations, as well as the responsibilities of those who fill Java-related positions, are constantly evolving. Today, developers need to have an in-depth knowledge of the programming language, as well as ample skills that relate to performing software analysis, debugging, testing, programming, and more.

Furthermore, developers need to be able to have the ability to enhance existing processes.

For employers who are looking to hire Java developers, finding the most qualified and capable candidate is essential. That’s where the Java online test comes in.

The Java online test is designed to assess the back-end programming skills and abilities that prospective applicants possess in the following:

  • Java Basics
  • Advanced Java
  • Object-Oriented Programming
  • Hands-On Programming

The test is designed by experts who are highly knowledgeable in all aspects of Java. It is comprehensive and specifically built to assess the knowledge candidates possess, as well as their real-life coding skills.

The online Java test is designed to be used as a screening tool by employers who are looking to fill the following positions:

What Are The General Characteristics Of The Java Online Test?

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The Java online assessment features a collection of several questions that fall into two main categories:

  • Multiple-choice
  • Programming

Typically, the multiple-choice questions are designed to test and assess applicants’ understanding of basic Java concepts, as well as proper Java coding techniques. The programming questions are generally related to writing complete code that is based on the requirements that are stated in the questions.

For instance, a programming question might ask test takers to write a function that can accept two numerical variables, and that can return the value of the lowest number.

The multiple-choice questions on the Java online test usually relate to different elements of Java, as well as JSP. There is an average of 30 multiple-choice questions, and it takes about 45 to 60 minutes to complete these questions.

The programming questions, on the other hand, are more difficult; however, the difficulty of these questions is easier to gauge than the difficulty of the multiple-choice questions.

This is largely due to the fact that writing code that can return the lesser of two numerical values tends to be a lot easier than writing code that can return the median of numerical values that are not ordered.

The amount of questions and the time that it will take to complete the programming questions varies. The amount of time that test takers are granted to complete the examination generally depends on whether or not the individual is taking the programming test independently (rather than) the multiple choice version.

If the programming version of the Java online test is being taken apart from the multiple-choice version, it usually takes about 45 to 60 minutes to complete.

An Overview Of The Java Coding Assessment Test

There are several different online Java assessment tests that those who are interested in seeking employment in this field of programming may encounter, and the entry-level coding test is one of the most common. This online Java coding test is specifically designed for employers to assess the basic programming skills of entry-level applicants.

It also evaluates a candidate’s ability to program a minute algorithm using Java. Those who take this test are asked to complete a simple and concise coding task in order to showcase their understanding of the most fundamental Java skills.

Developed by individuals who are highly proficient in basic Java programming, this pre-employment screening test is designed to screen for entry-level candidates who display a firm understanding of the basics of and the functionality of the Java language.

Typically, employers who are looking to fill entry-level Java coding positions will send this online screening test to prospective candidates. Employers can use the results of the test to determine whether or not applicants possess the necessary skills and understanding to proceed to the next stage of the recruitment process: an interview.

What Does The Java Entry-Level Coding Test Entail?

Entry-level programmers need to have a firm understanding of Java. The Java entry-level coding test is specifically designed to assess these skills. Candidates who take this task are asked to complete a basic coding task, and the task must be completed within 10 minutes.

The code is then compared to a collection of test cases, and the candidate can access some of the test cases in order to determine whether or not they are headed in the right direction.

The online entry-level Java coding test is well-suited as an initial screening assessment, as it allows employers to effectively analyze the essential Java skills that candidates possess. The coding test is often given in combination with a cognitive ability test that is designed to assess candidates’ analytical skills and/or numerical evaluation skills.

Java Online Assessment Test Providers

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There are several providers of Java online assessment tests. Two of the most well-known and commonly used providers include Mttl and Test Dome. The following is an overview of these companies, including the online Java assessment tests that they provide.


Mettl is a well-established distributor of employee screening tests, and their Java online assessment tests are widely used by companies around the world.

The company offers several advantages, and some of the most notable include:

  • A best-in-class, industry-leading testing platform that allows employers to assess, interview, and analyze candidates
  • Top-quality customer support that is available 24 hours a day, seven days a week, 365 days a year
  • Customer support is available in more than 20 languages and in more than 80 countries around the world
  • A state-of-the-art and easy-to-use examination platform
  • Cutting-edge proctoring, which is inbuilt and driven by artificial intelligence
  • The simulators that are offered are designed by expert developers
  • The assessment tests that the company provides are customized to meet the unique needs of individual businesses

An Overview of Mettl’s Java Assessment Tests

Mettl’s Java assessment tests can be used as a screening tool by employers who are looking to fill both Java Developer and Java Programming positions. The tests are fully customizable to meet the unique needs of employers.

Examples of ways in which employers can customize the Mettl online Java assessment test include:

  • Setting the difficulty level of the test. Employers have the ability to choose the difficulty level of the questions that are featured on the test. Options include easy, medium, or hard, and the questions are selected from the Mettl skill libraries. The ability to set the difficulty level of the test allows employers to assess varying experience levels of job candidates.
  • Combining multiple skills into a single test. Employers also have the option to combine several Java skills into a single test in order to create a highly effective assessment that analyzes different skills on one exam.
  • Include customized questions. Mettl also provides employers with the option to further customize the test by including their own questions. Employers can include, edit, or bulk upload their own unique coding questions, whiteboarding questions, MCQs, and much more.
  • Custom-made assessments. Finally, Mettl provides employers with the option to access assessments that are custom-designed by subject matter experts, thereby ensuring that their candidates are effectively screened so that they can choose the ideal candidates.

Test Dome

Test Dome is another well-established developer of Java online tests, and their assessments are used by companies around the world to screen job applicants. Test Dome prides itself on offering technical testing that is as simple as it is straightforward.

There are numerous assessment options that employers can choose from, and all are designed by subject-matter experts, are concise, and don’t take a tremendous amount of time to complete.

Additionally, Test Dome’s pre-employment screening tests are designed to replicate the pressure that candidates would encounter in the workplace, should they be hired for the positions they are applying for.

An Overview of Test Dome’s Java Assessment Tests

The Java pre-screening tests that Test Dome offers are ideal for employers who are looking to hire back-end developers, Java developers, and web developers.

The following are some of the advantages that Test Dome offers and why so many employers use the providers’ pre-employment screening assessments:

  • More than 150 tests. Web development, database admin, customer support, and project management; employers can choose from a library of more than 150 pre-made screening tests.
  • More than 90 skills assessed. Test Dome’s pre-employment screening tests can be used to assess more than 90 skills. Examples of skills that employers can analyze using Test Dome’s assessments include JavaScript, customer support, and SQL.
  • Multi-skills testing. Employers also have the option to combine questions to test different sets of skills on a single assessment. They have the option to include customized questions on their tests, too.

Sample Online Java Assessment Questions

The kinds of questions that candidates will encounter depend on the specific type of Java pre-employment screening test they are taking, as well as the developer who created the test that they will be taking. With that said, however, the following are examples of a multiple-choice question and a programming question that test-takers may encounter on an assessment:

Multiple Choice Example Question

  • Which of the following belongs to the part of the Java system that is responsible for executing Java programs?
  1. RTS
  2. JDC
  3. JDK
  4. JNDI
  5. JVM

Programming Example Question

  • Given a string S, 1<=len(s) <= 1000, containing only alphabets and digits, find the number of lowercase alphabets, uppercase alphabets, and digits in it. The output format is
    Count(lower_alpha):count(upper_alpha):count(digit).Example:Input: HelloWorld420Output: 8:2:2

How To Prepare For The Java Online Assessment Test

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As with any test that you would take, in order to improve your chances of success, preparing in advance for the Java online assessment test is key. By properly preparing, you can familiarize yourself with the format of the examination.

You should understand the kinds of questions you can expect to encounter, as well as the time limits in which you will be expected to complete the evaluation.

Moreover, preparing in advance for the exam will boost your confidence level. These factors combined can help to increase your outcome and thus, can increase the likelihood that you will advance to the next stage of the recruitment process: receiving an invitation for an interview with your prospective employer.

The following tips can help you prepare for the Java online assessment test:

  • Take practice tests. One of the best ways to prepare for an online Java assessment pre-employment screening test is by completing as many practice tests as you can. There are several companies that offer practice tests, but Job Test Prep is one of the best, as they offer a wide range of high-quality, highly comprehensive, and affordably priced practice assessments.
  • Set timers. You will be expected to complete the exam within a specific timeframe. Setting a timer while taking practice exams will surely help to ensure you are better prepared.
  • Rest. Prior to the exam, make sure you get plenty of rest. A good night of sleep in the days leading up to the exam will ensure you are well-rested so that you have a clear mind and can concentrate on the assessment.


If you are applying for a position that requires Java, chances are you will be required to take a Java online pre-employment screening exam. By familiarizing yourself and preparing in advance for the test, you can increase your chances of success and increase the likelihood that you will be invited to proceed to the next stage of the recruitment process.