LumenData Junior Data Analyst Interview Questions and Answers

Q1. What is debugging
Ans. 
Debugging is the process of identifying and fixing errors or bugs in software code.
• Identifying and isolating issues in the code

• Using tools like breakpoints and print statements to track down bugs

• Fixing errors to ensure the code runs correctly

• Testing the code to verify that the bugs have been resolved
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Q2. How debugging can be achieved
Ans. 
Debugging can be achieved by identifying and fixing errors in the code.
• Use debugging tools like breakpoints to pause the code execution and inspect variables

• Review the code logic and look for syntax errors or logical mistakes

• Utilize logging to track the flow of the program and identify issues

• Test the code with different inputs to reproduce and isolate the bugs

• Collaborate with team members to get fresh perspectives on t
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Q3. Tell me about Yourself
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Q1. Like css js and php
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Q2. Basic of php, css, js
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Basic questions of javascript and php

Q1. Freecodecamp basic javascript dsa qus
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Q1. Intermediate dsa javascript qus and some knowledge about slice, splice
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Assignment for complete the all qus of freecodecamp

Q1. Asking qus of mege sort, insertion sort, quick sort then one qus on individual divisor
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Given a pattern and we need to complete the pattern within 40mins, also allows completing this problem in any language ( c,c++, python, java).

Q1. Went through a technical interview, and was asked to solve some coding questions(4 - 5), and some technical stuff. It is one on one interview.
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Q2. Also, test our reasoning skills and explanation of an algorithm.
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Q1. Another technical round.
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Q1. This is the final phase of the recruitment
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Q2. Tell me about your family, friends, and intermediate.
Ans. 
I have a close-knit family and a supportive group of friends. I also have intermediate skills in various programming languages.
• My family is very important to me and we have a strong bond.

• I have a few close friends who have always been there for me.

• In terms of programming, I have intermediate skills in languages like Java, Python, and JavaScript.
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Get good handson for basics program of java on array, string

Q1. Constructor,static variable, interface,what are the types for creating objects, collection and collections difference etc..
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Q2. Overloading and overriding difference
Ans. 
Overloading is having multiple methods in the same class with the same name but different parameters. Overriding is having a method in a subclass with the same name and parameters as a method in the superclass.
• Overloading involves multiple methods with the same name but different parameters.

• Overriding involves a method in a subclass with the same name and parameters as a method in the superclass.

• Overloading is resolved...read more
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Q1. - Current company details - Self Introduction
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Q1. - Js Questions - React js development questions - database Management Questions
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Q1. Salary related discussion
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Basic to intermediate aptitude questions

In This you will be given basic 3-5 questions of freecodecamp

Q1. In Technical round is Face to fave or online 45 to 60 mints Here u will be asked 7 8 basic and intermediate Array, String, Numbers, Object, DSA questions in javascript
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- Basic Data Structure Programs
- Conceptual Programs in JavaScript, Python or any other language

Q1. What motivates you?
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Q2. Can you provide an example of a time you faced a conflict while working on a team? How did you handle it?
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Q3. Tell me about a time you had to learn a new skill or technology to succeed in a role.
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Q4. What steps do you take to ensure accuracy in your work?
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Q5. Tell me about a time you failed. How did you handle the situation, and what did you learn from it?
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