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WITS Innovation Lab Interview Questions, Process, and Tips

Updated 18 Feb 2025

Top WITS Innovation Lab Interview Questions and Answers

WITS Innovation Lab Interview Experiences

Popular Designations

7 interviews found

Interview experience
2
Poor
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I was interviewed in Jan 2025.

Round 1 - One-on-one 

(2 Questions)

  • Q1. How can two arrays be sorted in O(n) time complexity? Note that the interviewer did not provide any explanation.
  • Q2. Intermediate sql questions

Interview Preparation Tips

Interview preparation tips for other job seekers - The interviewer was rude and seemed to be in a hurry; she did not introduce herself, chose not to share her camera, and had an unfriendly tone.

Java Developer Interview Questions asked at other Companies

Q1. Sort 0 and 1 Problem Statement Given an integer array ARR of size N containing only integers 0 and 1, implement a function to sort this array. The solution should scan the array only once without using any additional arrays. Input: The firs... read more
View answer (3)

Sdet Lead Interview Questions & Answers

user image Anonymous

posted on 25 Oct 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    Experienced SDET Lead with a passion for automation testing and improving software quality.

    • Over 8 years of experience in software testing and test automation

    • Strong expertise in leading testing teams and implementing best practices

    • Proficient in various testing tools and technologies such as Selenium, JUnit, and TestNG

    • Proven track record of successfully delivering high-quality software products

    • Passionate about continuous...

  • Answered by AI
  • Q2. Diff betweeen cse and it
  • Ans. 

    CSE focuses on computer science and engineering principles, while IT focuses on the practical application of technology in business settings.

    • CSE involves the study of algorithms, data structures, and computer architecture.

    • IT involves the implementation and management of technology systems in organizations.

    • CSE professionals typically work on developing new technologies, while IT professionals focus on using existing tec

  • Answered by AI

Sdet Lead Interview Questions asked at other Companies

Q1. write a palindrome program without using any in-build method. if there are 500 test cases and need to run only 50 test cases, then how to approach and do it? what is the framework used in your project? how will you handle if a team member w... read more
View answer (1)
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Javascript simple questions
  • Q2. What are Promise
  • Ans. 

    Promises are objects representing the eventual completion or failure of an asynchronous operation.

    • Promises are used to handle asynchronous operations in JavaScript.

    • They can be in one of three states: pending, fulfilled, or rejected.

    • Promises can be chained together using .then() method.

    • They help in avoiding callback hell and writing cleaner asynchronous code.

  • Answered by AI
Round 2 - Coding Test 

Change key value in nested object key is provided

Round 3 - Technical 

(2 Questions)

  • Q1. What is Prototype
  • Ans. 

    Prototype is an object that is associated with every functions and objects by default in JavaScript.

    • Prototype is used to add new properties or methods to existing objects or functions.

    • It allows objects to inherit properties and methods from other objects.

    • Changing the prototype of an object affects all instances of that object.

  • Answered by AI
  • Q2. What's middle ware
  • Ans. 

    Middleware is software that acts as a bridge between different applications or components, allowing them to communicate and interact with each other.

    • Middleware is used to handle tasks such as authentication, logging, error handling, and more in web applications.

    • It can modify incoming requests, outgoing responses, or both.

    • Examples of middleware in Node.js include Express.js middleware like body-parser and morgan.

  • Answered by AI

Skills evaluated in this interview

Node JS Developer Interview Questions asked at other Companies

Q1. 2. What are the main modules of Node.js? Explain in detail.
View answer (3)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Question on DSA and basic flutter questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare problem solving

Flutter Developer Interview Questions asked at other Companies

Q1. Write the code on paper how to intigrate the api in your flutter app?
View answer (2)

WITS Innovation Lab interview questions for popular designations

 Sdet Lead

 (1)

 Software Engineer

 (1)

 Node JS Developer

 (1)

 Business Development Executive

 (1)

 Software Developer

 (1)

 Java Developer

 (1)

 Flutter Developer

 (1)

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. What has been your experience in your current role?
  • Ans. 

    I have successfully identified and pursued new business opportunities, resulting in significant revenue growth.

    • Identified potential clients through market research and networking

    • Developed and maintained relationships with key stakeholders

    • Negotiated contracts and closed deals to meet sales targets

    • Implemented strategies to increase market share and expand client base

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It's an excellent opportunity to begin your career.

Business Development Executive Interview Questions asked at other Companies

Q1. scenario based: if I am a teacher in a government school and my child is getting +90% marks, then why should i buy byjus course
View answer (14)
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. All simple questions which u have mentioned in ur CV and 1 coding problem

Interview Preparation Tips

Interview preparation tips for other job seekers - Don’t t waste ur time by giving interview here, interviewer doesn’t know how to interact with the candidate ,
he will just ask u some questions which he has already noted down and doesn’t even care what u r answering, if it is pre planed to reject the candidates then ur answer will be thrown to dustbin,

in my case I answered almost questions asked by interviewer but he dint even listen so i got rejected

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)

Jobs at WITS Innovation Lab

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

I applied via LinkedIn and was interviewed before Nov 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. High Order Functions
  • Q2. What are closures
  • Ans. 

    Closures are functions that have access to their own scope, as well as the scope in which they were defined.

    • Closures can access variables from their outer function even after the outer function has finished executing.

    • Closures can be used to create private variables in JavaScript.

    • Example: function outerFunction() { let outerVar = 'I am outer'; return function innerFunction() { console.log(outerVar); }; }

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Why do you want to join us?
  • Q2. Salary Discussion

Software Engineer Interview Questions asked at other Companies

Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be used when crossing the bridge. Person... read more
View answer (196)

Interview questions from similar companies

I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Questions on Java,SQL,some trending technologies(IOT,Big data),pattern questions, programming questions with different approaches.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basics of DSA, have knowledge about the databases, some common dml ,ddl statements, programming knowledge of a particular language like C,Java, python,etc...have good command on oops concepts... little bit of frameworks knowledge will also help

I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Java questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic questions

I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.

Round 2 - Technical 

(3 Questions)

  • Q1. Explain OOPs w.r.t Java
  • Ans. 

    OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.

    • OOPs stands for Object-Oriented Programming System

    • Java is a class-based OOPs language

    • Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs

    • Objects have state and behavior

    • Java supports interfaces, which allow for multiple inheritance

    • Example: A car can be represented as an object wit...

  • Answered by AI
  • Q2. Explain about the projects that you have worked on
  • Q3. Explain how Java solves machine dependency of code execution
  • Ans. 

    Java solves machine dependency by using bytecode and virtual machine.

    • Java code is compiled into bytecode which is platform-independent

    • The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific

    • JVM translates bytecode into machine code for the specific platform

    • This allows Java code to run on any platform with a JVM installed

    • Example: A Java program compiled on Windows can run on Linux or Mac as

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. Why should we hire you?
  • Q2. Tell me about yourself.

Interview Preparation Tips

Topics to prepare for Infosys System Engineer interview:
  • Java
Interview preparation tips for other job seekers - Keep it simple, Prepare basics of 1st preferred Programming Language.

Skills evaluated in this interview

WITS Innovation Lab Interview FAQs

How many rounds are there in WITS Innovation Lab interview?
WITS Innovation Lab interview process usually has 1-2 rounds. The most common rounds in the WITS Innovation Lab interview process are Technical, HR and Coding Test.
How to prepare for WITS Innovation Lab 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 WITS Innovation Lab. The most common topics and skills that interviewers at WITS Innovation Lab expect are MongoDB, Java, MySQL, TypeScript and Javascript.
What are the top questions asked in WITS Innovation Lab interview?

Some of the top questions asked at the WITS Innovation Lab interview -

  1. What is Protot...read more
  2. What's middle w...read more
  3. What are closu...read more

Tell us how to improve this page.

WITS Innovation Lab Interview Process

based on 7 interviews

Interview experience

3.6
  
Good
View more

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WITS Innovation Lab Reviews and Ratings

based on 30 reviews

3.6/5

Rating in categories

3.8

Skill development

3.5

Work-life balance

3.4

Salary

4.4

Job security

3.6

Company culture

3.2

Promotions

3.3

Work satisfaction

Explore 30 Reviews and Ratings
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