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 to config properties in express js?

558

What are commonjs modules?

463

In which language node js is written?

477

How node js read the content of a file?

425

What do you understand by middleware?

438

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

431

How to generate unique uuids/ guid in node js?

463

What is difference between put and patch?

469

How to authenticate users in express js?

390

Explain ecmascript?

452

Why zlib is used in node js?

518

Write the steps for setting up an express js application.

458

Explain the difference between readfile and createreadstream in node js?

496

Who is the author of node js?

470

Which template engine is supported by express js?

440

Post New Node.js Questions

Un-Answered Questions { Node.js }

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

428

What is the purpose of node.js module.exports?

451

How do nodes work in a network?

495

Why is it called node js?

462

Explain the process to implement test pyramid in terms of http apis.

448

What is the use of method – “spawn()”?

443

What are the purposes of console object in node.js?

465

Why is node.js single-threaded?

461

How do callbacks work?

408

What is npm? What is the main functionality of npm?

425

What is the command for import external libraries in node js?

541

What is the purpose of __filename variable?

474

How Grunt and Gulp deal with Task Automation?

471

What is odm in node.js?

499

Explain event loops in node js?

453

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