Learnyst Software Engineer Interview Questions and Answers

Test consist of 25 Apatitude Question and 10 Coding problems of Debugging code, Find Output, Set Matrixs, Valid Matrix, Height of N-ary Tree, Sorting, Linked List etc. So prepare well with standard dsa problems of any sheet (striver sheet)

Q1. Technical Round consist of one coding question and detailed discussion on my smart india hackathon project and counter question on it with some of question on performance and security.
Ans. Performance Technique in React/Node ReactJS Interview Question
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Q2. Find 2nd Largest Element in array
Ans. 
Iterate through array to find 2nd largest element
• Iterate through array and keep track of largest and second largest elements

• Handle edge cases like empty array or array with less than 2 elements

• Example: ['3', '5', '2', '7', '1'] should return '5'
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Q3. Question on Redux also asked to pass information in reactjs.
Ans. Before interview refer redux documentation and standard interview question.
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Q4. Authentication and Authorization question on my project
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Q5. Security issues in your project
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My name is amar reverse the string without using inbuilt method

Q1. What is nodejs and what is promise. What is closures
Ans. 
Node.js is a runtime environment for executing JavaScript code outside of a web browser. Promises are objects representing the eventual completion or failure of an asynchronous operation. Closures are functions that have access to their own scope, as well as the scope in which they were defined.
• Node.js is a runtime environment that allows you to run JavaScript on the server-side.

• Promises are used in asynchronous progra...read more
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Both Aptitude and coding

Q1. Basic Java questions
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Q1. Salary discussion only
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Object oriented programming questions

Combination of all letters in a word

Basic question of indiabix topics and 10 code questions

Q1. Resume based questions,coding questions,core subject questions
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Q2. What is indexing in dbms?
Ans. 
Indexing in DBMS is a technique to improve the performance of queries by allowing faster retrieval of data.
• Indexing creates a data structure that allows for quick lookups of data based on specific columns.

• It helps in reducing the time taken to retrieve data from a database table.

• Examples of indexing methods include B-tree, Hash indexes, and Bitmap indexes.
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Q3. Secondlargest element
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Q4. Pascal triangle
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Logical reasoning and non verbal questions

Basic dsa concepts and find the syntax error

Q1. Basics about oops dsa question and question related to your projects
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They have an Online Aptitude cum coding test which contains some 20-30 Question to be done in 3Hrs.
20 Questions of Aptitude and 10 Questions of coding(Which includes Display output and correct the program Questions)

Easy Interview lasting about 30-45 Mins
They mostly ask questions based on projects and they like to see some certifications.
DSA questions were easy to medium.