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Netwin Systems & Software Java Developer Interview Questions, Process, and Tips
Netwin Systems & Software Java Developer Interview Experiences
1 interview found
I applied via Naukri.com and was interviewed in Aug 2023. There was 1 interview round.
(4 Questions)
- Q1. Can we make constructor private ?
- Ans.
Yes, we can make a constructor private in Java.
Private constructors are used to prevent instantiation of a class from outside the class itself.
Private constructors are commonly used in singleton design pattern.
Private constructors can be used in utility classes where all methods are static and no instance creation is needed.
- Q2. How can we create object of class of private constructor?
- Ans.
You can create an object of a class with a private constructor by using a static method within the class.
Create a static method within the class that returns an instance of the class.
Call the static method to create an object of the class.
- Q3. How can you secure api
- Ans.
Securing an API involves using authentication, authorization, encryption, and input validation.
Use authentication methods like OAuth, JWT, or API keys to verify the identity of clients accessing the API.
Implement authorization to control what actions different users can perform within the API.
Encrypt data transmission using HTTPS to protect sensitive information from being intercepted.
Validate and sanitize input data t...
- Q4. What is Have clause?
- Ans.
HAVING clause is used in SQL to filter the results of a GROUP BY clause.
Used with GROUP BY to filter grouped results
Filters rows after grouping
Similar to WHERE clause but operates on grouped data
Interview Preparation Tips
- Core Java
- Spring Boot
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I appeared for an interview before Aug 2016.
Interview Preparation Tips
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments
Round: Test
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments
Total Questions: 15
Round: Test
Experience: See my mentality
Tips: No comments
Duration: 45 minutes
Round: Group Discussion
Experience: Communication
Tips: No comments
Skills: Communication And Confidence
Interview Questionnaire
1 Question
- Q1. Difference between for and for each
- Ans.
For loop is used for iterating over a range of values while for each loop is used for iterating over elements of an array.
For loop is used when the number of iterations is known beforehand.
For each loop is used when the number of iterations is not known beforehand.
For loop can be used with any iterable object.
For each loop can only be used with arrays and other iterable objects.
For loop uses an index variable to access...
Software Developer Interview Questions & Answers
BigStep Technologies
Anonymous
posted on 19 Nov 2021
I applied via Naukri.com and was interviewed in May 2021. There was 1 interview round.
Interview Questionnaire
4 Questions
- Q1. To find if a number is Prime or not and optimise your written code.
- Ans.
Check if a number is prime and optimize the code.
Start by checking if the number is less than 2, in which case it is not prime.
Iterate from 2 to the square root of the number and check if any of them divide the number evenly.
If a divisor is found, the number is not prime. Otherwise, it is prime.
- Q2. Css question related to flex box, Grid and cross browser compatibility
- Q3. To call an API in react and optimise your written code.
- Ans.
To optimise API calls in React, use asynchronous functions and caching techniques.
Use async/await to handle API calls
Implement caching to reduce network requests
Use memoization to avoid unnecessary re-renders
Consider using a state management library like Redux
Use performance profiling tools like React DevTools
- Q4. Questions on JS concepts like Objects and Prototype Inheritance.
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Skills evaluated in this interview
Software Developer Interview Questions & Answers
BigStep Technologies
Anonymous
posted on 9 Feb 2022
I applied via Campus Placement
Online Coding Test included some aptitude questions, technical questions followed by 3 coding questions
(1 Question)
- Q1. My technical interview included an introduction about myself followed by my background, projects I've made, internships I've done, and in which language I was comfortable. and the interviewer asked me to w...
Interview Preparation Tips
Software Developer Interview Questions & Answers
Hummingbird Web Solutions
Anonymous
posted on 27 Jun 2023
Selected
I applied via Company Website and was interviewed in May 2023. There were 3 interview rounds.
30 min test on simple google form
Half hour conding round on basic javascript questions
One hour coding round on little bit intermediate javascript questions
Software Developer Interview Questions & Answers
Zidio Development
Hiring Manager
posted on 6 Jan 2025
Selected
I applied via LinkedIn and was interviewed in Dec 2024. There were 2 interview rounds.
Based on JavaScript and Java.
A task based on JavaScript.
Software Developer Interview Questions & Answers
Hummingbird Web Solutions
Anonymous
posted on 26 Mar 2024
Selected
I applied via Approached by Company and was interviewed in Feb 2024. There was 1 interview round.
(2 Questions)
- Q1. Leetcode Hard questions
- Q2. IPO Leetcode Hard
Michael Wilson
Selected
I appeared for an interview before Mar 2024.
The aptitude test mainly covered logical reasoning, quantitative aptitude, and basic programming concepts. Questions were of moderate difficulty, with some time-based problem-solving challenges. Practicing common aptitude topics like puzzles, numerical ability, and coding fundamentals can help in preparation.
The group discussion round focused on general topics related to technology, current affairs, and workplace scenarios. The evaluators were looking for clarity of thought, communication skills, and how well candidates could present their points while engaging with others. Staying confident and actively participating helped in getting selected.
Interview Preparation Tips
Software Developer Interview Questions & Answers
BigStep Technologies
Anonymous
posted on 11 Feb 2022
I applied via Campus Placement and was interviewed in Aug 2021. There were 4 interview rounds.
1st test was aptitude and a easy coding test
The 2nd test was pure coding based test on hacker rank platform and contains 2 easy and 2 medium question
(1 Question)
- Q1. Round 3 was technical interview and asked from basics of computer programming and architecture
(4 Questions)
- Q1. What is your family background?
- Q2. Why are you looking for a change?
- Q3. What are your strengths and weaknesses?
- Q4. Tell me about yourself.
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