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Nodejs Interview Questions · IT Interview Practice
Home
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#Nodejs
#Nodejs
14 questions
What is Node.js and what is it good for?
Node.js
#runtime
Junior
›
What is npm and what do package.json and the lockfile do?
Node.js
#tooling
Junior
›
What is the process object and what can it do?
Node.js
#runtime
Junior
›
How do you work with the file system in Node?
Node.js
#core
Junior
›
How do you create a basic HTTP server in Node?
Node.js
#core
Junior
›
What are Buffers in Node.js?
Node.js
#core
Junior
›
Why use the path module instead of string concatenation?
Node.js
#core
Junior
›
What is the EventEmitter and how is it used?
Node.js
#events
Middle
›
How does Express middleware work?
Node.js
#framework
Middle
›
How do you run external processes with child_process?
Node.js
#process
Middle
›
How do you manage configuration and secrets in Node?
Node.js
#framework
Middle
›
What are npm scripts and lifecycle hooks?
Node.js
#tooling
Middle
›
How do you implement graceful shutdown?
Node.js
#reliability
Senior
›
How do you approach logging and monitoring in production Node?
Node.js
#reliability
Senior
›