N+A Software Developer Interview Questions and Answers

Q1. This was for internship. The first questions were 10 questions based on guessing output of c program
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Q2. 2 coding questions with easy to medium difficulty based on strings and mathematical knowledge
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Q1. This was a virtual interview round which had basic HR type questions.
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Q1. This was code for good hackathon
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Q1. They grind u in javascript,typescript
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Q2. Html css, angular
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Q3. Deep preparation needed
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Q1. Project Architecture
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Q1. Informatica tech questions
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Question Related to the DP and the Graph

Q1. Kth Max Element in a Array
Ans. 
Find the Kth maximum element in an array of strings.
• Sort the array in descending order.

• Return the element at index K-1.
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Q2. Coin Change and optimization through DP
Ans. 
Coin change problem can be solved using dynamic programming to find the minimum number of coins needed to make a certain amount of change.
• Use dynamic programming to build up solutions for smaller subproblems

• Start by initializing an array to store the minimum number of coins needed for each amount from 0 to the target amount

• Iterate through each coin denomination and update the array with the minimum number of coins need
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Q1. Project include in your Resume
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Q2. HR common question
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Two sum problem DSA fromleetcode

Q1. Event Loop, how does event loop work.
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Q2. Lib UV, explain the function of libuv
Ans. 
Libuv is a multi-platform support library with a focus on asynchronous I/O.
• Provides event loop, networking, and file system access APIs

• Supports asynchronous operations for handling I/O events efficiently

• Used in Node.js for handling non-blocking I/O operations
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Q3. Async programming in JS
Ans. 
Async programming in JS allows for non-blocking operations, improving performance and user experience.
• Use async/await to write asynchronous code in a synchronous manner

• Promises are a common way to handle asynchronous operations

• Callbacks can also be used for async programming, but can lead to callback hell

• Utilize setTimeout and setInterval for delayed and repeated tasks
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