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Nous Infosystems Java Developer Interview Questions and Answers

Updated 23 Dec 2022

Nous Infosystems Java Developer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Approached by Company and was interviewed in Nov 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
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
Round 2 - Aptitude Test 

The questions given were related to logical, English etc if you have practice can succeed this round easily

Round 3 - Technical 

(3 Questions)

  • Q1. Oops concepts, oops concepts types to be explained with a example
  • Q2. Call by reference and call by value
  • Q3. About variables they asked
Round 4 - Group Discussion 

GD round was a common talk they gave us one logical question to solve after that he checked whether our communication is good he talked to us for about 45mints well I didn't felt it a difficult one . Totally the HR round was full of interaction.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared, confident , hope for the best . Know about the company and the position u have applied and prepare a valid answers related to it mainly know about one coding language and DSA.

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Difference between Hashset and Treeset
  • Q2. Final Finally and finalize difference
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected
Round 1 - Technical 

(1 Question)

  • Q1. Basic java and API
Round 2 - HR 

(1 Question)

  • Q1. Normal Question
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Springboot related
  • Q2. MySql questions
Round 2 - Technical 

(2 Questions)

  • Q1. Coding questions on java 8
  • Q2. Previous Project
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. How hashmap works internally

Java Developer Interview Questions & Answers

KGISL user image R V Razzpurohit

posted on 28 Jun 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Getting apptitude test

Round 2 - Technical 

(2 Questions)

  • Q1. Spring Boot Question
  • Q2. Spring Boot inter view Question

Interview Preparation Tips

Interview preparation tips for other job seekers - good
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Mar 2024. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Based on the resume
Round 2 - Technical 

(1 Question)

  • Q1. Scenario based questions
Round 3 - HR 

(1 Question)

  • Q1. Package discussion
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Naukri.com and was interviewed in Oct 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
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
Round 2 - One-on-one 

(8 Questions)

  • Q1. Explain OOPs concepts.
  • Ans. 

    OOPs concepts are fundamental principles of object-oriented programming that help in designing and implementing software solutions.

    • Encapsulation: Bundling data and methods together in a class.

    • Inheritance: Creating new classes by inheriting properties and behaviors from existing classes.

    • Polymorphism: Ability of an object to take on many forms.

    • Abstraction: Hiding complex implementation details and providing a simplified ...

  • Answered by AI
  • Q2. Write a program to count occurance the letter in a string.
  • Ans. 

    This program counts the occurrence of each letter in a given string.

    • Use a HashMap to store the count of each letter.

    • Iterate through the characters of the string and update the count in the HashMap.

    • Finally, print the count of each letter.

  • Answered by AI
  • Q3. Write a SQL query to find third highest salary from employee table.
  • Ans. 

    SQL query to find third highest salary from employee table.

    • Use the ORDER BY clause to sort the salaries in descending order

    • Use the LIMIT clause to limit the result to the third row

    • Use a subquery to exclude the highest and second highest salaries

  • Answered by AI
  • Q4. Difference between Array and arraylist.
  • Ans. 

    Array is a fixed-size data structure while ArrayList is a dynamic-size data structure in Java.

    • Array has a fixed length, while ArrayList can grow dynamically.

    • Array can store both primitive types and objects, while ArrayList can only store objects.

    • Array uses square brackets [] for declaration, while ArrayList uses angle brackets <>.

    • Array provides direct access to elements using index, while ArrayList provides methods for...

  • Answered by AI
  • Q5. Explain working of Arraylist.
  • Ans. 

    ArrayList is a dynamic array that can grow or shrink in size. It stores objects and provides methods for adding, removing, and accessing elements.

    • ArrayList is part of the Java Collections Framework.

    • It is implemented as a resizable array.

    • Elements can be added using the add() method.

    • Elements can be accessed using the get() method.

    • Elements can be removed using the remove() method.

    • The size() method returns the number of el...

  • Answered by AI
  • Q6. What is the default size of an arraylist.
  • Ans. 

    The default size of an ArrayList is 10.

    • The default initial capacity of an ArrayList is 10.

    • If the number of elements exceeds the initial capacity, the ArrayList automatically increases its size.

    • The capacity of an ArrayList can be increased manually using the ensureCapacity() method.

  • Answered by AI
  • Q7. Some questions from my resume about my previous experience.
  • Q8. The interviewer was stupid and in my opinion they are just wasting your precious time. After the interview they don't provide any updates about the interview.

Interview Preparation Tips

Interview preparation tips for other job seekers - Study core Java in depth and some famous SQL questions.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Oct 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(5 Questions)

  • Q1. Inheritance,polymorphism,local storage,abstraction, features of java,Jit,wrapper class
  • Q2. Object oriented programming system
  • Q3. Structured query language
  • Q4. Database in sql
  • Ans. 

    A database in SQL is a structured collection of data that is stored and accessed using SQL queries.

    • SQL stands for Structured Query Language, used to interact with databases.

    • Tables are used to store data in a database, with rows representing individual records and columns representing attributes.

    • Queries can be used to retrieve, insert, update, and delete data from a database.

    • Primary keys uniquely identify each record in...

  • Answered by AI
  • Q5. Awt,jre,json,storage

Interview Preparation Tips

Interview preparation tips for other job seekers - I am java developer for fresher

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Mainly focus on project and collection and oops concept

Nous Infosystems Interview FAQs

How many rounds are there in Nous Infosystems Java Developer interview?
Nous Infosystems interview process usually has 4 rounds. The most common rounds in the Nous Infosystems interview process are Resume Shortlist, Aptitude Test and Technical.
How to prepare for Nous Infosystems 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 Nous Infosystems. The most common topics and skills that interviewers at Nous Infosystems expect are Java, Spring Boot, J2Ee, JSON and Software Development.
What are the top questions asked in Nous Infosystems Java Developer interview?

Some of the top questions asked at the Nous Infosystems Java Developer interview -

  1. Oops concepts, oops concepts types to be explained with a exam...read more
  2. call by reference and call by va...read more
  3. About variables they as...read more

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Nous Infosystems Java Developer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more
Nous Infosystems Java Developer Salary
based on 4 salaries
₹2.6 L/yr - ₹6 L/yr
20% less than the average Java Developer Salary in India
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