Nineleaps Technology Solutions Senior Data Engineer Interview Questions and Answers

Q1. Where do you envision yourself in the next five years?
Ans. 
In the next five years, I envision myself leading a team of software engineers, working on cutting-edge technologies, and making significant contributions to the company's success.
• Leading a team of software engineers

• Working on cutting-edge technologies

• Making significant contributions to the company's success
Answered by AI
Add your answer
Q2. What interests you about this job?
Ans. 
I am excited about the opportunity to work on complex software projects and contribute to innovative solutions.
• Opportunity to work on complex software projects

• Contribute to innovative solutions

• Excited about the challenges and learning opportunities
Answered by AI
Add your answer

Q1. What are the various data types available in JavaScript?
Ans. 
Various data types in JavaScript include string, number, boolean, object, array, null, and undefined.
• String: 'hello'

• Number: 42

• Boolean: true or false

• Object: { key: value }

• Array: [1, 2, 3]

• Null: null

• Undefined: undefined
Answered by AI
Add your answer
Q2. What is hoisting in JavaScript?
Ans. 
Hoisting in JavaScript is the behavior where variable and function declarations are moved to the top of their containing scope during the compilation phase.
• Variable declarations are hoisted to the top of their scope, but not their assignments.

• Function declarations are fully hoisted, meaning they can be called before they are declared.

• Hoisting can lead to unexpected behavior if not understood properly.
Answered by AI
Add your answer

3 SQL and 2 Python questions were asked, SQL was moderate, Python was tough

Dsa problems dp and tress problem

Q1. Tell me about your self
Add your answer
Q2. Projects and intership
Add your answer

Codechef easy level questions

Q1. Few domain related questions
Add your answer
Q2. Virtual don vs actual Dom etc
Ans. 
Virtual DOM is a lightweight copy of the actual DOM used for efficient updates in web development.
• Virtual DOM is a concept used in web development to improve performance by minimizing actual DOM manipulations.

• Actual DOM refers to the real structure of the HTML elements on a webpage.

• Virtual DOM is a representation of the actual DOM in memory that gets updated when changes are made, and then efficiently updates the actua...read more
Answered by AI
Add your answer
Q3. Frontend related question as this was for frontend role
Add your answer

Q1. Salary discussion
Add your answer

Python slq apti path json sksa

Q1. Problem solving in python
Add your answer
Q2. Solving problems in oython
Add your answer

Q1. Frontend basic HTML, CSS, Javascript, Angular technical questions
Add your answer

Q1. Frontend advance HTML, CSS, Javascript, Angular technical questions
Add your answer

Q1. Regarding Expected CTC
Add your answer

Two coding questions and 15 mcq

Q1. Questions on priority queue
Add your answer
Q2. Question on dp , stack were askef
Add your answer

Q1. Graph related questions
Add your answer
Q2. Database related questions
Add your answer

Q1. If you are fine with flexible timings
Ans. 
Yes, I am fine with flexible timings as it allows me to manage my work-life balance effectively.
• I am comfortable with flexible timings as it helps me accommodate personal commitments.

• I believe in focusing on productivity rather than strict working hours.

• I am adaptable and can work efficiently regardless of the time of day.

• I can provide examples of times when flexible timings have benefited my work performance.
Answered by AI
Add your answer
Q2. Discussed about projects
Add your answer