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

Node.js Interview Questions

Questions Answers Views Company eMail

How can you avoid callback hells?

492

How much does it cost to develop an app like uber?

473

Where is npm?

455

Why are callback functions used?

499

What is req res?

418

What is the difference between spawn and fork?

464

What is callback function in nodejs?

467

What is repl? What purpose it is used for?

494

What is rest api in node js?

450

What is a node process?

455

What is difference between javascript and nodejs?

469

What is node js web server?

502

What is difference between node and server?

500

Who owns nodejs?

465

What is process env port?

500

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Un-Answered Questions { Node.js }

How to create a self-signed certificate in Node.js?

522

What is repl in context of node?

457

Where you can deploy node.js web application?

519

What is REPL in Node.js?

504

Differentiate between readfile vs createreadstream in node.js?

480

What are globals in node.js?

448

Why is node required for angular?

451

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

463

Which database is best for node js?

530

Is nodejs a language?

461

Is node js only for web development?

479

What is blocking and nonblocking API in Node.js and how does it affect the architecture of your applications?

438

Why to use MEAN stack?

460

What are the important events of net.Socket in Node.js?

492

Why do we use __filename in Node.js?

454

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