EPIKInDiFi Interview Questions and Answers for Experienced

It was good and to the point

Q1. Just about the previous job
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Q2. Projects and stuff about the previous job
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Q1. Platform: Google forms integrated with Mercer Mettel Proctor: Proctored using webcam, audio and screen recorder. Question type: MCQ Aptitude level: Okayish Coding level: Moderate (PHP Language) Miscel...read more
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Q1. A week later after first round, got a call from the HR regarding the profile, qualifications, salary and location. Interview was scheduled in 1.5hours, and there was no room to reschedule. 🤡🤡🤡
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Q1. Platform: Google Meet Duration: 90 minutes Type: Hard DSA problems Note: Problems need to be solved on the platform like Codeforces, leetcode, FreeCodeCamp etc while sharing the screen. All Test cases nee...read more
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Q1. Platform: Google Meet Duration: 30 minutes Type: Solely DSA based Note: No discussion on projects or the domain applied for. The interviewer joined 20 minutes late. Really unprofessional, but hey, it's u...read more
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Q1. Basic HR question
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Q2. Basic HR Questions, and then she showed me the compensation and the location. They wanted immediate joiners, but I guess 15 days is immediate only. Nobody can and I quote "Packs your bags and catch the fl...read more
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Q1. Tell me about yourself and past internship
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I am a Full Stack Developer with experience in web development and past internship at a tech startup.
• Completed internship at XYZ Tech Startup, where I worked on developing and maintaining web applications

• Proficient in front-end technologies like HTML, CSS, JavaScript, and React

• Skilled in back-end technologies like Node.js, Express, and MongoDB

• Familiar with version control systems like Git and project management tools l
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Q2. Tell about your B.tech project
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Developed a web application for online book rental system
• Used HTML, CSS, JavaScript for front-end development

• Implemented PHP and MySQL for back-end functionality

• Included features like user registration, book search, and rental management
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Q1. What is useState in React.js
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useState is a React hook that allows functional components to manage state.
• useState is imported from React: `import React, { useState } from 'react';`

• It initializes state in functional components: `const [count, setCount] = useState(0);`

• The first element is the current state value, and the second is a function to update it.

• State updates are asynchronous and can be batched for performance.

• Example of updating state: `set...read more
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Q2. Difference between useState and useEffect
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useState manages state in functional components; useEffect handles side effects like data fetching and subscriptions.
• useState is a Hook that allows you to add state to functional components.

• Example: const [count, setCount] = useState(0);

• useEffect is a Hook that lets you perform side effects in function components.

• Example: useEffect(() => { document.title = `Count: ${count}`; }, [count]);

• useState is synchronous and u...read more
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Basic Aptitude Test

Q1. Basic Javascript Question from freecodecamp
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Q2. Asked about the Tech Stack you are Baised towards
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Q1. The Database performance is becoming a bottleneck and the team needs to horizontally scale the database. Which design approach should they use to scale the database efficiently?
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Q2. The app needs to send a beyond time notification to user about driver status. The status are asked, arrived, cancelled or completed. Each notification must be processed asynchronously to avoid blocking oth...read more
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