Turing Full Stack Software Developer Interview Questions and Answers

Q1. Tell me about yourself.
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Q1. Basic js question and they focus more on browser internal workings how browser work and how js work.
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Q2. DSA question, basic networking knowledge (DNS,Http),also web crawling related questions
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Q1. Build an sample app server with express.js
Ans. 
Build a sample app server using express.js
• Install express.js using npm

• Create a new express app

• Set up routes and middleware

• Start the server to listen on a specific port
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Q2. How do you make connection with database in your project
Ans. 
I use JDBC (Java Database Connectivity) to establish connection with the database in my project.
• Use JDBC API to connect to the database

• Load the JDBC driver

• Create a connection object

• Create a statement object

• Execute SQL queries
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Q3. Write multer middleware code.
Ans. 
Multer is a middleware for handling multipart/form-data, used for file uploads in Node.js.
• Install multer package using npm: npm install multer

• Require multer in your Node.js file: const multer = require('multer')

• Set up multer middleware with desired options: const upload = multer({ dest: 'uploads/' })

• Use the upload middleware in your route handler to process file uploads
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2 Graph question of leetcode

Q1. DSA Questions of leetcode
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Q2. DSA Questions
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Q1. Coding question leetcode medium
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Q1. Coding question
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Q2. Leetcode medium
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Medium level array question was asked on hackerrank.

Q1. Simple string question was asked which required a little thinking and simple implementation.
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Q1. This was a coding round. I was given a screenshot which has dropdowns in it and I had to make the UI of it using react.js
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Q1. Coding questions was leecode replace 3 concurrent character in string until there is none
Ans. 
Remove consecutive characters in a string until no three consecutive characters remain.
• Use a stack to keep track of characters and their counts.

• Iterate through the string, pushing characters onto the stack.

• If the top of the stack has the same character, increment its count.

• If the count reaches 3, pop that character from the stack.

• Finally, reconstruct the string from the stack.
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Q2. You can google the answer
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Q1. Here also leetcode easy
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Q2. Easily solvable
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