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 does emitter do and what is dispatcher?

562

What's the first argument passed to a node js callback handler?

551

List out some new features introduced in es6?

446

Explain what is npm?

478

List types of streams available in node js?

430

Why to use express.js?

437

How to stop master process without suspending all of its child processes?

1708

what do you mean by express js?

458

How to create a simple server in node js that returns hello world?

469

Difference between cluster and child_process modules?

1127

Explain modules in node js?

548

List types of http requests?

426

What are streams? List types of streams available in node js?

434

How can you check the installed version of node js?

750

List the types of application you can build using node js?

462

Post New Node.js Questions

Un-Answered Questions { Node.js }

Is let and const hoisted?

422

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

473

Why node.js is single threaded?

486

Explain v8 engine?

399

What do you understand by middleware? How can you use middleware in node js?

441

What is process.nextTick()

490

How to get a user's ip address in node js?

437

What is a callback hell?

476

What is the use of node_env?

487

Does facebook use node.js?

496

What is the role of buffer class in node?

450

Give an example of readable stream with flowing mode b?

448

How will you delete a file using node?

483

Explain exit codes in Node.JS? List out some exit codes?

471

What is Streams piping in node.js?

457

For More Un-Answered { Node.js } Questions Click Here