Leena AI Senior Software Developer Interview Questions and Answers

Q1. Coding questions were asked
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Q1. Design thinking questions
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Q1. Behavioral round related question
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Aptitude of from all topics

Q1. Node js & javascript coding question
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Q2. Array related questions
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First round is the aptitude round - they ask basic to advanced level coding questions

Basic DSA questions, best time to buy and sell stock and its variation

Q1. Basic nosql vs sql questions
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Q2. Designing system for google playstore
Ans. 
Designing a system for Google Playstore involves creating a platform for users to browse, download, and review apps.
• Implement a user-friendly interface for browsing and searching apps

• Develop a secure payment system for purchasing apps

• Include a review and rating system for users to provide feedback on apps

• Ensure scalability to handle a large number of users and apps

• Integrate analytics to track app performance and user b
Answered by AI
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First round was an online test comprising of four different sections. Those were OOPs , Java, Data Interpretation, and Aptitude section. Each section had 12 questions which has to be solved in 11 minutes.

Q1. Second round was technical round and it was Face to Face round. They asked me questions based on OOP, OS, and on my projects.
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Q1. Tell me something about your self ?
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Q2. What are your strengths?
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Q3. Why are you interested in this job?
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Three coding problems were asked one was to print frequency of each character in a string, second was also similar to this problem unable to recall it and third problem was given an array of string and range from L to R find the nth character if all strings from L to R is concatenated and sorted. Apart from these three coding problems there were 10 easy MCQ's.

Q1. Basic questions on java and spring boot, annotations, oops concept.
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Q2. Code LRU cache(with no updates), just to implement push and pop operation with given window size of 4.
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Q1. It was a design round where I was asked to write class models of a in memory session management system without using tools like redis.
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Print duplicate values using java 8