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

Node.js Interview Questions

Questions Answers Views Company eMail

Explain what is a javascript engine?

517

Explain cli?

460

Is node js single-threaded?

519

How can you set default node version using nvm?

560

What function are arguments available to express js route handlers?

488

What is difference between return and callback in javascript functions?

551

What is the revealing module pattern?

496

How does promise and queue work?

498

Explain event loop in node js?

492

Since node is a single threaded process, how to make use of all cpus?

499

Explain v8 engine?

428

Name the type of web applications which can be built using express js.

456

What is the use of express js?

602

How can models be defined in express js?

597

What is jit and how is it related to node js?

532

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Un-Answered Questions { Node.js }

What is promise-all in node.js?

486

What is a callback?

496

Explain node.js event loop?

493

Why node.js is quickly gaining attention from java programmers?

516

Mention the command to stop repl in node.js?

529

Why we have to keep separate express app and server?

469

How to uninstall the dependency using npm?

507

What is jasmine?

516

What is zlib? How do you compress a file in Node.js?

504

What is behavior driven development (bdd)?

465

What is closures?

597

What is the punycode in node.js?

536

What is repl? What purpose it is used for?

524

What does emitter do and what is dispatcher?

584

Is it possible to access dom in node?

497

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