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Wissen Java Developer Interview Questions and Answers
Updated
7 Mar 2024
2 interviews found
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Popular
Junaid Ahmed
Interview experience
Average
Difficulty level
Moderate
Duration
-
Result
No response
2 Interview Rounds
1
Resume Shortlist Round
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
2
Technical Round (2 Questions)
- Q1. 1.Explain abt HashMap? View Answers (1)
- Q2. 2.How to add customized object in HashMap? View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - Prepare on Collections well and Basics of Java , Exceptional handling
Skills evaluated in this interview
Anonymous
Interview experience
Average
Difficulty level
Moderate
Duration
-
Result
Selected
I applied via Naukri.com and was interviewed in Feb 2024.
1 Interview Round
1
Coding Test Round
Average coding question to convert a number series into camel string
Interview questions from similar companies
Interview experience
Excellent
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Company Website and was interviewed in Nov 2024.
2 Interview Rounds
1
Technical Round (7 Questions)
- Q1. Create one Spring boot controller from end to end. No need to create a spring boot project we just want to see the structure and end to end implementation. View Answers (3)
- Q2. Write a java 8 program to get the characters from a string whose count is 2 or more than 2
e.g. input: baseball , output: b, a, l. Add Answer
- Q3. Why you left your previous organization. Add Answer
- Q4. What is the functional interface Add Answer
- Q5. What are the OOPS concepts. and some questions related to inheritance. Add Answer
- Q6. Asked about the project mentioned in CV (Client project) and asked its architecture. Add Answer
- Q7. Various SQL join types Add Answer
2
HR Round (3 Questions)
- Q1. Are you ready to relocate to job location Add Answer
- Q2. Why are you leaving your previous organization. Add Answer
- Q3. Expectation about salary Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - Do your basics strong, and keep hands on problems.
Interview experience
Good
Difficulty level
Easy
Duration
Less than 2 weeks
Result
-
I applied via Referral and was interviewed in Nov 2024.
2 Interview Rounds
1
Technical Round (11 Questions)
- Q1. Internal working of HashMap View Answers (2)
- Q2. Features of java8 Add Answer
- Q3. Use of synchronized keyword Add Answer
- Q4. Difference between failsafe and fail fast and also its implementation Add Answer
- Q5. Coding question : sort an array, use of streams to find names from employee object whose salary is greater than 50000 Add Answer
- Q6. Difference between concurrent and generic collection Add Answer
- Q7. What is string pool. What is string literal? Add Answer
- Q8. Security measures used in your project Add Answer
- Q9. What is difference between rest and soap Add Answer
- Q10. What do u mean by REST state Add Answer
- Q11. What is serialization? What is the way to stop serialization? Add Answer
2
Manegerial Round Round (4 Questions)
- Q1. Difference between failsafe and faifast Add Answer
- Q2. Difference between concurrent and generic collection Add Answer
- Q3. Security measures used in current project Add Answer
- Q4. Why you are leaving your current organization and follow up questions on that Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - Please prepare well on your project and java 8 features(if you are using java8). also please brush up knowledge on collections, multithreading, and oops concept
Interview experience
Excellent
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Selected
I applied via Naukri.com and was interviewed in Dec 2024.
1 Interview Round
1
Technical Round (6 Questions)
- Q1. Java 8 , java 11 and java 17 features? View Answers (1)
- Q2. Dispatcher servlet, design patterns Add Answer
- Q3. @SpringbootApplication annotation, actuators Add Answer
- Q4. String Coding question with java 8 features such as lambda function and stream api Add Answer
- Q5. Number of words in a string View Answers (1)
- Q6. Microservice design patterns Add Answer
Interview experience
Bad
Difficulty level
Moderate
Duration
4-6 weeks
Result
No response
I applied via Naukri.com and was interviewed in Oct 2024.
1 Interview Round
1
Technical Round (5 Questions)
- Q1. Coding questions on java8 Add Answer
- Q2. Regarding microservices Add Answer
- Q3. Internal working of circuit breaker View Answers (1)
- Q4. Frequency of occurrence of words View Answers (1)
- Q5. How spring boot will work two databases View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - If you don't get any update from them don't give interview.
Skills evaluated in this interview
Interview experience
Average
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
No response
I applied via Naukri.com and was interviewed in Nov 2024.
1 Interview Round
1
One-on-one Round (3 Questions)
- Q1. Difference between hashmap and hash table View Answers (1)
- Q2. Static block related questions Add Answer
- Q3. Arraylist and linkedlist question Add Answer
Skills evaluated in this interview
Interview experience
Average
Difficulty level
Moderate
Duration
6-8 weeks
Result
Not Selected
I applied via Job Fair and was interviewed in Oct 2024.
4 Interview Rounds
1
Aptitude Test Round
Onlin test consist pf easy numerical questions
2
Coding Test Round
Easy questions not so difficult
3
Technical Round (3 Questions)
- Q1. Java oops concept Add Answer
- Q2. Basic sprophramming questions Add Answer
- Q3. Networking firewall cisco Add Answer
4
HR Round (2 Questions)
- Q1. Personal questions Add Answer
- Q2. Whetehr to willing to work in any locations View Answers (1)
Interview Preparation Tips
Topics to prepare for Tech Mahindra Java Developer interview:
- Networking
Interview experience
Average
Difficulty level
Moderate
Duration
-
Result
Not Selected
I was interviewed in Oct 2024.
1 Interview Round
1
Technical Round (5 Questions)
- Q1. Spring boot architechture Add Answer
- Q2. Streams coding questions Add Answer
- Q3. Second highest salary sql View Answers (1)
- Q4. Solid priciples Add Answer
- Q5. Acid properties View Answers (1)
Interview experience
Good
Difficulty level
Moderate
Duration
2-4 weeks
Result
No response
I applied via Company Website and was interviewed in Oct 2024.
3 Interview Rounds
1
Aptitude Test Round
First round is quit easy
2
Coding Test Round
2 coding question based on dsa
3
Technical Round (2 Questions)
- Q1. Explain different phases of sdlc View Answers (1)
- Q2. 4 paillers of datastructure. View Answers (1)
Skills evaluated in this interview
Wissen Interview FAQs
How many rounds are there in Wissen Java Developer interview?
Wissen interview process usually has 1-2 rounds. The most common rounds in the Wissen interview process are Coding Test, Resume Shortlist and Technical.
How to prepare for Wissen Java Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Wissen. The most common topics and skills that interviewers at Wissen expect are Core Java, Java, Multithreading, Application Development and Business Intelligence.
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