Codilar Technologies Support Engineer Interview Questions and Answers

They mostly ask some basic dsa questions in the automated interview

Q1. The interviewer was very friendly and ask me some basic of react js and some basic of how internet works
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Q1. Was very easy they ask me really basic ye questions
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Q1. Just basic questions about you and why you want to join This organisation
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Q1. Nothing big, simple array related questions,
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Q1. Just showcase your college/personal projects and random array questions
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General coding test includes basic DSA, understanding of FE, BE, DB, etc.,

Q1. 1:1 discussion to understand the candidate's profile
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Q1. Salary, policies, engagements discussion
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Simple coding test. LC medium

Q1. Basics of work experience. Slight changes to questions asked in round 1 and scenario-based questions
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There was an automated machine coding round where i had to solve multiple problems as well as answer multiple questions related to Javascript and the development process as a whole.

Q1. Explain promises in JS and async/await.
Ans. 
Promises in JS are objects representing the eventual completion or failure of an asynchronous operation. Async/await is a syntactic sugar for working with promises.
• Promises are used to handle asynchronous operations in JavaScript.

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

• Async/await is a modern way to work with asynchronous code in JavaScript, making it easier to read and write.

• Async functions...read more
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Q1. Core Java Related question Like , what is constructor, Java Collection, opps concept, Spring boot,some question from e-commerce domain.
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Q2. What is the Java code to remove duplicate characters from an array?
Ans. 
Use a HashSet to remove duplicate characters from an array of strings in Java.
• Create a HashSet to store unique characters.

• Iterate through each string in the array and convert it to a char array.

• Add each character to the HashSet, as it will automatically remove duplicates.

• Convert the HashSet back to a string array to get the result.
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