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NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee Interview Questions and Answers

Updated 28 Sep 2024

NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
-
Result
Selected Selected
Round 1 - One-on-one 

(2 Questions)

  • Q1. What is polymorphism
  • Ans. 

    Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.

    • Polymorphism allows objects of different classes to be treated as objects of a common superclass.

    • It enables a single interface to be used for different data types or classes.

    • Examples include method overloading and method overriding in object-oriented programming.

  • Answered by AI
  • Q2. What is global variable in c++ and how de we access it
  • Ans. 

    Global variables in C++ are variables that are declared outside of any function and can be accessed and modified by any function in the program.

    • Global variables are declared outside of any function in C++

    • They can be accessed and modified by any function in the program

    • To access a global variable, simply refer to it by its name

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Core Subjects Simple question and about Resume and Programming languague basics
Level -easy

Skills evaluated in this interview

Interview questions from similar companies

I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Coding Test 

1 hour

Round 2 - One-on-one 

(1 Question)

  • Q1. About Ds and Linux commands

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare datastructres and alogorithms and linux commands properly .

I appeared for an interview in Oct 2016.

Interview Questionnaire 

8 Questions

  • Q1. C,C++, Programming Concepts
  • Q2. Resume Based
  • Q3. Puzzle Questions
  • Q4.  OS, Database, Networking, Computer Architecture based question
  • Q5. Project Based- Briefs, Details
  • Q6. What are your hobbies
  • Ans. 

    My hobbies include hiking, playing guitar, and cooking.

    • Hiking: I enjoy exploring nature trails and challenging myself physically.

    • Playing guitar: I love learning new songs and improving my skills.

    • Cooking: I like experimenting with different recipes and creating delicious meals.

  • Answered by AI
  • Q7. Where do you see yourself in 5 years
  • Ans. 

    In 5 years, I see myself as a senior software developer leading a team and working on complex projects.

    • Leading a team of developers

    • Working on complex projects

    • Continuously learning and improving my skills

    • Contributing to the growth and success of the company

  • Answered by AI
  • Q8. Why do you want to join DELL.
  • Ans. 

    I want to join DELL because of their innovative technology solutions and strong reputation in the industry.

    • DELL is known for their cutting-edge technology solutions which align with my passion for software development.

    • I admire DELL's strong reputation in the industry and their commitment to customer satisfaction.

    • I believe joining DELL will provide me with opportunities for growth and career advancement.

  • Answered by AI

Interview Preparation Tips

Round: Resume Shortlist
Experience: CGPA>9.0

Skills: Technical Skills
College Name: KIIT University

I appeared for an interview in Jan 2017.

Interview Preparation Tips

Round: Group Discussion
Experience: All got different topics to discuss on gd.
Tips: Plan before you speak. Be sure whether you are to or against.
Duration: 5 minutes

Round: Test
Experience: More questions on blood relationship, ages
Tips: Os db on technical
Duration: 1 hour

Skills: Technical Questions, Manage A Difficult Situation, Technical Knowledge(ML

I appeared for an interview in Sep 2016.

Interview Preparation Tips

Round: Test
Experience: There was an online test having 3 section, one for aptitude testing, one for logical testing and the last one for technical testing.
Aptitude and logical questions were very basic.
Technical questions included : C C++ Java DS DBMS DAA
Tips: For aptitude and logical part, you need to prepare regularly. Nothing comes out of the box, but you just have to be quick in solving the questions.
For the technical part, prepare well by revising your course materials. Basic one word questions are asked.
Duration: 1 hour
Total Questions: 60

Round: Coding
Experience: This round consists of multiple sets of coding. One question per paper. It's on your luck, which question you'll get. Also,net is allowed. You have to complete the code and show it to the invigilator.
Tips: This round is generally not there in placement drives of DELL. It is on your luck.

Skills: Communication, Data Structures, Basic Knowledge Of DBMS
College Name: Manipal University Jaipur

I applied via Campus Placement and was interviewed before Feb 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Quant , Logical REASONING , Java

Round 2 - HR 

(3 Questions)

  • Q1. Why should we hire you?
  • Q2. What is your family background?
  • Q3. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Great company to work for , Be honest and well rounded discussions on CV

I applied via Company Website and was interviewed before Mar 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. They ask all about besic and some advanced question.
  • Q2. Dont be hyper

Interview Preparation Tips

Interview preparation tips for other job seekers - be true and simple

I appeared for an interview before Apr 2021.

Round 1 - Telephonic Call 

(2 Questions)

Round duration - 45 Minutes
Round difficulty - Medium

It was in the mid day and since I applied for a Frontend role the discussion was majorly around data structure and bit of Javascript.
The interviewer was helping and good listener.

  • Q1. 

    Merge Two Sorted Linked Lists Problem Statement

    You are provided with two sorted linked lists. Your task is to merge them into a single sorted linked list and return the head of the combined linked list.

    ...
  • Ans. 

    Merge two sorted linked lists into a single sorted linked list without using additional space.

    • Create a dummy node to start the merged list

    • Compare the values of the two linked lists and add the smaller value to the merged list

    • Move the pointer of the merged list and the pointer of the smaller value list

    • Continue this process until one of the lists is fully traversed

    • Append the remaining elements of the other list to the me

  • Answered by AI
  • Q2. 

    Sort 0 1 2 Problem Statement

    Given an integer array arr of size 'N' containing only 0s, 1s, and 2s, write an algorithm to sort the array.

    Input:

    The first line contains an integer 'T' representing the n...
  • Ans. 

    Sort an array of 0s, 1s, and 2s in linear time complexity.

    • Use three pointers to keep track of 0s, 1s, and 2s while traversing the array.

    • Swap elements based on the values encountered to sort the array in-place.

    • Time complexity should be O(N) and space complexity should be O(1).

  • Answered by AI
Round 2 - Face to Face 

(3 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

It was more of a in depth round on the framework I'm working on and problem solving.

  • Q1. What is the event loop and what is its significance?
  • Ans. 

    The event loop is a mechanism in programming that allows for asynchronous execution of code.

    • The event loop is a key component in JavaScript's runtime environment, responsible for handling asynchronous operations.

    • It continuously checks the call stack for any pending tasks and executes them in a non-blocking manner.

    • The event loop ensures that the program remains responsive by allowing other code to run while waiting for ...

  • Answered by AI
  • Q2. Can you provide examples of output-based questions in JavaScript that utilize browser APIs?
  • Ans. 

    Output-based questions in JavaScript using browser APIs

    • Example 1: Write a script that uses the Geolocation API to display the user's current location on a map

    • Example 2: Create a program that uses the Web Audio API to play a sound when a button is clicked

    • Example 3: Develop a web page that uses the Canvas API to draw a simple animation

  • Answered by AI
  • Q3. How would you design a system to support localization in a mobile app?
  • Ans. 

    Designing a system to support localization in a mobile app

    • Use resource files to store localized strings for different languages

    • Implement a language selection feature for users to choose their preferred language

    • Utilize localization libraries or frameworks to streamline the process

    • Consider cultural differences when localizing content, such as date formats and currency symbols

  • Answered by AI
Round 3 - Face to Face 

(3 Questions)

Round duration - 75 Minutes
Round difficulty - Hard

It was more of a fitment/managerial round.
Didn't had any coding questions, but was asked more on approaches and optimisations.
Discussions on the project you have worked on.

  • Q1. You need to find the fastest 3 horses out of a group, given that you can only race 5 horses at a time. How would you approach this problem?
  • Ans. 

    To find the fastest 3 horses out of a group with 5 horses racing at a time, we can use a tournament style approach.

    • Divide the horses into groups of 5 and race them against each other. This will give you the fastest horse in each group.

    • Take the winners from each group and race them against each other. The top 3 horses in this final race will be the fastest 3 overall.

    • Keep track of the results and compare the timings to d

  • Answered by AI
  • Q2. How do you debug the root cause of lag on a screen?
  • Ans. 

    To debug lag on a screen, analyze code, check for memory leaks, optimize rendering, and use profiling tools.

    • Analyze code to identify any inefficient algorithms or operations causing lag.

    • Check for memory leaks that could be impacting performance.

    • Optimize rendering by reducing the number of draw calls, optimizing shaders, and minimizing overdraw.

    • Use profiling tools like Xcode Instruments or Android Profiler to identify p

  • Answered by AI
  • Q3. Can you explain the architecture of the app you have recently worked on?
  • Ans. 

    The app I recently worked on is a social media platform for sharing photos and connecting with friends.

    • The app follows a client-server architecture, with the client being the mobile app and the server handling data storage and processing.

    • The client side is built using React Native for cross-platform compatibility.

    • The server side is implemented using Node.js with a MongoDB database for storing user data and photos.

    • The a...

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in GurgaonEligibility criteriaNo criteriaCars24 interview preparation:Topics to prepare for the interview - Data Structures Algorithms, Javascript, System DesignTime required to prepare for the interview - 1 MonthInterview preparation tips for other job seekers

Tip 1 : Get your JS fundamentals right (if applying for a Frontend role, https://javascript.info/ is a good start)
Tip 2 : Apart from preparing data structures, practise on the communication skills as well (prepare your introduction, be a good listener and on spot improvisation plays key roles)

Application resume tips for other job seekers

Tip 1 : highlight projects related to the job profile in your resume and mention what was your contribution in them precisely in 1/2 lines.
Tip 2 : Include URLs to applications/projects that you have build and your achievements/blog (if any)

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Indeed and was interviewed before Jun 2021. 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 

It was easy aptitude test , can be cracked easily

Round 3 - Technical 

(1 Question)

  • Q1. Basic question of coding lang
Round 4 - HR 

(1 Question)

  • Q1. Tell me about yourself and why you want to work in IT comapny

Interview Preparation Tips

Interview preparation tips for other job seekers - ALWAYS BE PREPARED FOR BEHAVIRALE QUESTIONS BECAUSE ON THE BASIS OF THAT ONLY YOU WILL BE HIRED

I appeared for an interview before Nov 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 90 Minutes
Round difficulty - Medium

It was in the morning at our institute. There were technical and aptitude problems.

  • Q1. 

    Star Pattern Generation

    Develop a function to print star patterns based on the given number of rows 'N'. Each row in the pattern should follow the format demonstrated in the example.

    The picture illustra...

  • Ans. 

    Function to print star patterns based on the given number of rows 'N'.

    • Iterate through each row from 1 to N

    • For each row, print spaces (N-row) followed by stars (2*row-1)

    • Repeat until all rows are printed

  • Answered by AI
Round 2 - Face to Face 

(1 Question)

Round duration - 30 Minutes
Round difficulty - Medium

It was actually a Techno HR round. I was asked some technical questions about OS, OOPS, COMPUTER NETWORKING, WEB DEVELOPMENT. He went through my whole resume, asked about all the projects and past working experiences. The interviewer was really good, we talked about so many other topics, from Women empowerment to Water Crises. I felt really confident while speaking because he made me so comfortable.

  • Q1. 

    Selection Sort Algorithm

    Selection sort is a sorting technique that works by repeatedly finding the minimum element (considering ascending order) from the unsorted part and placing it at the beginning of ...

  • Ans. 

    Selection Sort Algorithm sorts an array by repeatedly finding the minimum element and placing it at the beginning of the unsorted part.

    • Iterate through the array to find the minimum element and swap it with the first unsorted element.

    • Repeat this process for each element in the array until it is fully sorted.

    • Time complexity of Selection Sort is O(n^2) making it inefficient for large arrays.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from MKSSS's Cummins College of Engineering For Women, Pune. I applied for the job as SDE - 1 in BangaloreEligibility criteriaAbove 7 CGPADell India interview preparation:Topics to prepare for the interview - Data structures and Algorithms, DBMS, OOPS, OS, NETWORKING, WEB DEVELOPMENTTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Study data structures thoroughly and practice coding regularly. Do practice it on Leetcode as it has a lot of test cases, I personally find it really helpful. 
Tip 2 : Learn new skills and make projects with them to get the most out of them. 
Tip 3 : Do study other basic and very important subjects like Oops, DBMS, OS.

Application resume tips for other job seekers

Tip 1 : Do mention your achievements and other co curricular activities. 
Tip 2 : Your projects are a big highlight, keep them crisp and be prepared to explain them thoroughly.

Final outcome of the interviewSelected

Skills evaluated in this interview

NATIONAL INSTITUTE OF ELECTRONICS Interview FAQs

How many rounds are there in NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee interview?
NATIONAL INSTITUTE OF ELECTRONICS interview process usually has 1 rounds. The most common rounds in the NATIONAL INSTITUTE OF ELECTRONICS interview process are One-on-one Round.
What are the top questions asked in NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee interview?

Some of the top questions asked at the NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee interview -

  1. what is global variable in c++ and how de we access...read more
  2. what is polymorph...read more

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NATIONAL INSTITUTE OF ELECTRONICS Web Developer Trainee Interview Process

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Interview experience

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Excellent
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