Core Java Online Test – Java 8

Candidates Assessed

15362+

Organisations Served

119+

Our Core Java online test is ideal for technical recruiters & hiring managers to hire job-fit candidates for Core Java Developer role. This pre-employment test evaluates candidates’ knowledge on Core Java 8, Exception handling, Oops, Lambda function and JDBC. Core Java assessment test can reduce time-to-hire by 45% by enabling employers identify top talent early in the recruitment process. 

Core Java Online Test

About Core Java Online Test – Java 8

Core Java online test for experienced candidates helps technical recruiters and hiring managers to effortlessly assess technical knowledge of senior candidates in Core Java. Java 8 online test is designed & validated by experienced Java experts to assess & hire Core Java developers as per the industry standards.   
   
Why use iMocha’s core Java online test for experienced?   
   
Core Java online test helps employers in many ways including hiring a job-fit experienced candidates within a short period, taking unbiased employee performance appraisal decisions and reducing hassles in mass recruitment. This AI-powered Java 8 assessment test reduces technical screening time by 85%.  

Are you a jobseeker looking to sharpen your skills?

Test Summary

Core Java assessment test helps to screen the candidates who possess traits as follows:    

  

  • Extensive experience in implementing object-oriented concepts & knowledge   

  • Ability to use advanced class features like polymorphism, class overriding, and interfacing to develop efficient and reusable code   

  • Strong knowledge of Java 8 Lambda, Streams, Optional and other Functional interfaces   

Employers can use intelligent & powerful Test Insights that will help to identify job fit candidates more accurately with score distribution & section analysis features. Assessing candidates with a Core Java online assessment test is secure and reliable. You can use our role-based access control feature to restrict system access based on the roles of individual users within the recruiting team. Features like window violation and webcam proctoring help detect cheating during the test.   

Java 8 online test is designed considering EEOC guidelines, it will help you assess & hire diverse talent without any bias.    

Java 8 test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, LogicBox (AI-based Pseudo-Coding Platform), Coding Simulators, True or False Questions, etc. 

Test Duration: 20 minutes

No. of Questions: 10

Level of Expertise: Expert

Useful for hiring

  • Core Java Developer
  • Core Java Programmer
  • Java Developer with 1-3 yrs of experience

Topics Covered


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Core Java 8

It includes a huge upgrade to the Java programming model and a coordinated evolution of the JVM, Java language, and libraries

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Java oops

 OOPs in Java organize a program around various objects and well-defined interfaces. The OOPs Concepts in Java are abstraction, encapsulation, inheritance, and polymorphism.

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String data handling

 In Java, string is basically an object that represents sequence of char values. An array of characters works same as Java string

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Lambda Function

 Java lambda expressions are Java's first step into functional programming. A Java lambda expression is thus a function which can be created without belonging to any class

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JDBC

 JDBC makes it possible to do establish a connection with a data source, send queries and update statements, and process the results

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Streamed API

 The Stream API is used to process collections of objects

Sample Questions

Choose from our 100,000+ question library or add your own questions to make powerful custom tests

Question types:

Multiple Option

Topic:

Java 8 - Generics

Difficulty:

Hard


Q 1. You have extracted an element from a list and cast it to a string A. What is likely to be the result of this operation?
An unchecked error might be thrown.
A ClassCastException is thrown.
A ClassErasureException is thrown.
An UnIdentifiedTypeCast error is thrown.

Sample Report

View Full Report . . .

Skill wise performance report by iMocha

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You can customize this test by

difficulty level
Setting difficulty level of test      

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

multiple skills
Combining multiple skills into one test

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

adding own skill
Adding your own questions to the test

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

tailor made test
Requesting a tailor-made test                  

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

Trusted By

Vipin Sharma, Mobile Programming
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“Thanks to Customer Success Team of iMocha, they have shared the best practices of quick test creation & also helped us in training all our recruiters for various functionalities of the tool. Now my team of 25 recruiters has adopted this measure & it has done wonders for our clients.”

Vipin Sharma, Mobile Programming

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Frequently Asked Questions

What is Core Java?

Core Java is the part of Java programming language which covers basic concepts of Java. Java Standard Edition (J2SE) is categorized as Core Java which is used to develop general-purpose applications. Core Java mainly covers concepts like OOPs concepts (Data Abstraction, Encapsulation, Inheritance, Polymorphism), Basic Java constructs like loops and data types, String handling, Collection framework, Multithreading, and Exception handling etc.

Why use iMocha's core Java online test

iMocha's core Java online test helps recruiter & hiring managers to assess core Java programming skills of the candidates. Our test is designed to assess experienced candidates and help recruiters to:

  • Reduce hiring cost by 40% with automated Core Java test
  • Reduce technical screening time by 80%.
  • Take data driven hiring decisions with comprehensive and comparative reports of the assessments

What are the key skills that recruiter should look for while hiring core Java developer?

You need to consider the key skills below while hiring Core Java developer:

Technical Skills:

  • Handling Exceptions
  • Multithreading
  • Class Fundamentals
  • Data Types
  • String handling

Soft Skills:

  • Interpersonal Skills
  • Work Ethics
  • Analytical Thinking
  • Good Communication
  • Learning concepts and using them solve problems

What are a few interview questions that recruiter/hiring manager should ask while hiring core Java developer?      

Here are few interview questions that you can ask to Java developers & predict their technical proficiency:

  • What are the features of Core JAVA?
  • What is Java virtual machine?
  • What is meant by the Local variable and the Instance variable
  • What are the main differences between the Java platform and other platforms?
  • What is platform independent feature in Java?
  • What is classloader?
  • What is Method Overriding in Core Java?
  • What do you mean by package in Core Java?
  • What is Externalizable interface?
  • What is Session Management in Core Java?

How do you assess the core Java skills?

iMocha’ MCQ based core Java assessment includes over 500 questions with various topics like Java OOPs, string data handling, Lambda function, and streamed API which helps to assess practical knowledge of candidates. This helps to quantify core Java developer's skills and select the right candidate amongst all.

How do you conduct technical skills assessment?

You can conduct remote technical skills assessments with 4 easy steps with iMocha:

  • Select from 1000+ technical skills tests or Job role-based assessments from iMocha’s skill library. Ensure test integrity by adding cheating prevention measures like image, audio, video proctoring, and window lock, etc.
  • Invite candidates through an email by sharing assessment link
  • Get comprehensive and shareable reports upon completion of the online technical assessment
  • Identify right candidates for further interviews