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 we can read a file in node js?

535

In node.js, which framework is used commonly?

541

What is node.js and why it is used?

591

Why node.js is used?

603

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

621

How to use promises in node js?

543

List some exit codes?

487

What do you mean by “streams”? What are the different types of streams in node.js?

590

What is nodemon and how it can we used?

551

What is a reactor pattern in node.js?

550

How we can delete a file in node js?

569

List some tools and ides that are used in node.js

508

How we can update npm to new version in node.js?

554

What is the difference between nodejs and jquery?

601

What are the differences between synchronous and asynchronous methods of the fs module?

685

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Un-Answered Questions { Node.js }

Who developed node js?

523

What are the most popular Node.js ORM?

522

Is callback function asynchronous?

557

Differentiate between spawn() and fork() methods in node.js?

504

How to use aggregation in mongoose?

722

How to share a variable between node.js modules?

540

What function are arguments available to express js route handlers?

520

How to config properties in express js?

659

Is node a single threaded application?

520

What is promise-all in node.js?

525

Does facebook use node.js?

576

Is it free to use node.js?

497

Is console a global object?

503

Tell me how to use underscore.js as a template engine?

513

What is process.nextTick()

565

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