Turing Java Developer Interview Questions and Answers

Learn fundamentals, masted dsa and oop. after create 2 professional projects

Q1. 2 code and 2 MySQL query
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It's a coding round where they will give you the problem and you have top write classes and functions around it, Also ask you to run that on any IDE.

Basic aptitude with tracing program

3 problem with easy to hard

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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General aptitude focused on mathematics.