Adaface Public Java Questions
🧐 Question | 🔧 Skill | 💪 Difficulty | ⌛ Time |
---|---|---|---|
Custom Exception - What does the following code o | Java | Easy | 2 min |
Holding References - What does the following Java c | Java | Medium | 2 min |
Abstract Interface - Given following interface: | Java | Medium | 2 min |
Garbage Collection - After which line is "bs" objec | Java | Medium | 2 min |
Static Init Blocks - What does the following code o | Java | Medium | 2 min |

The hiring managers felt that through the technical questions that they asked during the panel interviews, they were able to tell which candidates had better scores, and differentiated with those who did not score as well. They are highly satisfied with the quality of candidates shortlisted with the Adaface screening.
Human Resources Manager
Singapore Government
Adaface Java questions are used by enterprises worldwide
About Adaface Java Questions
Questions are designed by experts in the Java programming language to test for on-the-job skills. Some of the popular topics the questions will cover are:
- Data types, variables, and arrays
- Operators and control statements
- Java Environment and OOP concepts
- Arrays
- Functions
- Classes and methods
- Inheritance
- Regular expressions
- Loops
- Abstract Classes
- String handling
- OOPS
- Design patterns
- Multithreading
- Exceptions
Types of Java Questions to expect at Adaface:
The following statements describe the type of Java questions one can expect when using Adaface's pre-assessment tool:
- Practical implication based Java queries
- Real on-the-job Java specific scenario-based problems
- Evaluations to test analytical thinking while solving problems
- Progressive difficulty based Java problems
What Topics are Adaface Java questions based on:
The Adaface Java questions cover a variety of diverse topics to help assess the most ideal Java candidate
- Instance Variables
- Local Variables
- Data Encapsulation
- Constructor overloading
- Method overloading
- Method Overriding
- Multiple Catch blocks
- Object Cloning
- Exception
- Inheritance
- Synchronization
- Double Brace Initialisation
- Garbage Collection in Java
- Looping
- Hashmap
- Hashtable
- Enumeration
How are Adaface Java questions customized?
- Adaface Java questions are customized for different difficulty levels and solving durations
- Customized to assess Ideal candidate personas for right jobs
- Tests for specific on-the-job Java skills
- Non-googleable questions to prevent cheating during tests
Do’s and Don’ts of selecting Java questions for assessments:
Do’s
- Use diversified questions from varied Java topics to test the skill range of candidates
- Utilize questions of different difficulty levels to test candidates
- Include questions that are related to on-the-job skill requirements
- Pick questions that are relevant for the experience level you are targeting
- Make sure the questions can be understood by a non-native English speaker (easy-to-read questions because programmers should spend time solving the question, not understanding it)
- Ensure that the questions have a granular (non-binary) scoring
- Use aptly timed assessments that can be fulfilled within 45-60 mins to make the most optimal use of the time utilized
Don’ts
- Avoid using trick questions to test the candidates as they are ineffective in testing their on-the-job skills
- Avoid using lengthy questions as they do not provide an ideal scenario to test the candidates
- Avoid unnecessary puzzle trends as they are ineffective in assessing the skills required for the job
- Avoid questions that test very niche concepts that a strong candidate might or might not have come across on-the-job
- Do not include unnecessarily difficult questions that might or might not test the candidates potential
🧐 Question | 🔧 Skill | 💪 Difficulty | ⌛ Time |
---|---|---|---|
OUTPUT - Which of the following stateme | SAS | Medium | 2 min |
Classes and Constructors - What is the output of the foll | C# | Medium | 2 min |
Email on Friday evening - Emily spent the entire week at | Situational Judgement | Easy | 2 min |
Net cash receipt on issued bonds - Gajni Inc. issued 2000 $100 9% | Finance | Medium | 3 min |
Liquid array - What would the output of this | Shopify | Easy | 2 min |
Jobs file - Assuming the following Hive st | Hive | Medium | 2 min |
Expressions - What does this shell script ou | Shell Scripting | Easy | 2 min |
We evaluated several of their competitors and found Adaface to be the most compelling. Great default library of questions that are designed to test for fit rather than memorization of algorithms.

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