LearningMate Solutions Lead UX Designer Interview Questions and Answers

3 coding question around prime number arrays and strings

Q1. Introduce youself
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Q2. Question around project and skill in the resume and one coding question to solve
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Q1. Question on project and skill in resume
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Q2. 2 question arouond data structer and algorithm
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Q1. Check if string is palindrome
Ans. 
Check if a string is the same forwards and backwards
• Iterate through the string from both ends and compare characters

• Use built-in functions like reverse() to check for palindrome

• Ignore spaces and punctuation when checking for palindrome
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Two dynamic programming challenges at the hard level on LeetCode and 10 medium-level SQL challenge.

Number system,30 min duration

Q1. What is promises
Ans. 
Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used in JavaScript to handle asynchronous operations.

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

• Promises can be chained together using .then() to handle success or failure.

• They help avoid callback hell and make asynchronous code more readable.

• Example: const myPromise = new Promise((res
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Q2. What is html and css
Ans. 
HTML and CSS are languages used for creating and styling web pages.
• HTML (Hypertext Markup Language) is used for structuring content on a web page.

• CSS (Cascading Style Sheets) is used for styling the appearance of the content.

• HTML uses tags to define elements like headings, paragraphs, images, and links.

• CSS allows for customization of colors, fonts, layouts, and more.

• Both HTML and CSS are essential for creating visually
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Basic numeric ability and reasoning

Easy to medium level problems of dsa

Q1. It was one and a half hour long round basically what ever your have written down on your resume they will ask you
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Two Medium DSA problem to solve

Q1. Design scalable Streaming pipeline and
Ans. 
Design a scalable streaming pipeline for processing large volumes of data.
• Use a distributed streaming framework like Apache Kafka or Apache Flink for real-time data processing.

• Implement data partitioning and parallel processing to handle high data throughput.

• Utilize cloud services like AWS Kinesis or Google Cloud Pub/Sub for scalability and reliability.

• Include fault tolerance mechanisms like checkpointing and data repl...read more
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Q1. LLD round , write classes and its methods
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Q1. Salary and benefits discussion
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Medium to hard level DSA from leetcode

Medium to hard level DSA from leetcode

Q1. General HR questions.
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Q1. Machine coding round design drivezy app. It should be demoable.
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Q1. Add 2 linked list and return final linked list
Ans. 
Add 2 linked lists and return final linked list
• Create a new linked list to store the sum

• Traverse both linked lists simultaneously and add the corresponding nodes

• Handle carry over while adding nodes

• If one linked list is longer than the other, add the remaining nodes to the sum list
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Q2. Find a Element in rotated sorted array
Ans. 
Finding an element in a rotated sorted array.
• Use binary search to find the pivot point where the array is rotated.

• Determine which half of the array the target element is in.

• Perform binary search on that half of the array to find the target element.

• Handle edge cases such as when the target element is at the pivot point.
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Q1. Matrix chain multiplication
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Q2. Find word in matrix.
Ans. 
Given a matrix of characters and a word, find if the word exists in the matrix.
• Traverse the matrix and check if the first letter of the word matches any cell.

• If it does, check if the adjacent cells match the next letter of the word.

• Repeat until the entire word is found or no match is found.
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Q1. Stock buy sell problem to maximize profit.
Ans. 
Algorithm to maximize profit by buying and selling stocks.
• Iterate through the array of stock prices

• Keep track of the minimum price seen so far

• Calculate the profit if sold at current price

• Update maximum profit seen so far

• Return maximum profit
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