My HashCode Interview Questions and Answers

General aptitude test with math and logic related questions. there were also coding questions which were given more weightage than the other questions.

Q1. Standard linked list questions like finding the middle of a linked list, checking if the linked list is a loop etc
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Q2. Max heap related questions.
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Q1. This interview was mostly math related questions. for eg: prove if a number is irrational.
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Math, logical and verbal question's

Simple question on recursion, array, Graph, Dynamic programming, linkedlist and 2 pointer

Q1. Previous experience project on resume previous internships / intrest
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Q1. Why did you choose this field to build your career?
Ans. 
I chose software engineering for its blend of creativity, problem-solving, and the impact it has on everyday life.
• Passion for technology: I have always been fascinated by how software can solve complex problems and improve efficiency.

• Creative outlet: Software engineering allows me to express my creativity through coding and designing innovative solutions.

• Impact on society: I want to contribute to projects that enhance ...read more
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Q2. What will you define as success for yourself 6 months into this role?
Ans. 
Success in this role means achieving technical proficiency, contributing to team goals, and fostering positive relationships.
• Achieve proficiency in the tech stack used by the team, such as mastering React and Node.js.

• Contribute to at least two major projects, delivering features that enhance user experience.

• Build strong relationships with team members through collaboration and effective communication.

• Receive positive f...read more
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Q1. Basic Question on Tree Traversals
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Q2. Questions of Linked List
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Question related to tree and graph

Question related to array and tree

Q1. Question related to projects, puzzles, one dsa as well
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Aptitude questions with 2-3 coding questions

Q1. Input-wwwrrrrttttuu Output - w3r4t4u2
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Q2. Interpreter vs compiler
Ans. 
Interpreter executes code line by line, compiler translates code into machine code before execution.
• Interpreter translates code into machine code line by line during runtime

• Compiler translates code into machine code before execution

• Interpreted languages include Python, JavaScript

• Compiled languages include C, C++
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Good communication skills

Understanding topics

Q1. Why you are good fit the job?
Ans. 
I have a strong background in data analysis, with experience in utilizing various tools and techniques to derive insights from data.
• Extensive experience in data analysis

• Proficient in using tools like SQL, Python, and Tableau

• Strong problem-solving skills

• Ability to communicate complex findings to non-technical stakeholders
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Q2. What is the salary expectation?
Ans. 
Salary expectations are based on experience, skills, location, and industry standards.
• Consider factors like your experience, skills, education, location, and the industry norms when determining your salary expectation.

• Research the average salary range for Data Analysts in your area and industry to have a realistic expectation.

• Be prepared to negotiate based on the job responsibilities and benefits offered by the employe
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