Node.js Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Node.js Interview Questions

Questions Answers Views Company eMail

What is Node.js? What is it used for?

524

What is Event-driven programming?

504

What is Event loop in Node.js work? And How does it work?

507

What is REPL in Node.js?

540

What is the purpose of module.exports in Node.js?

487

What is require in Node.js? How will you load external files and libraries in Node.js?

503

What is the difference between Asynchronous and Non-blocking?

528

What is Tracing in Node.js?

492

How will you debug an application in Node.js?

510

Difference between setImmediate() vs setTimeout()?

527

What is process.nextTick()

526

What is package.json? What is it used for?

603

What is libuv?

490

What is Node.js?

482

Who has developed Node.js?

484

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Un-Answered Questions { Node.js }

How to write files in node.js?

492

Difference between cluster and child_process modules?

1164

List down the major benefits of using node.js?

527

How to protect node js source code?

566

What are Node.js Http module limitations?

572

What is the difference between node.js and ajax?

477

Explain the difference between const and let in node js?

483

Which companies use mean stack?

453

Is node js good for enterprise?

494

What is an error-first callback in node.js?

502

What language does uber use?

447

How node.js and javascript are related?

457

can you explain the difference between readfile vs createreadstream in nodejs.

497

Why node js is so popular?

526

What is chaining in node.js?

521

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