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 is repl in context of node?

523

How will you write a file using node?

533

How will you open a file using node?

588

Is it free to use node.js?

497

What is chaining in node?

545

How will you close a file using node?

548

How do you write a file using node.js?

565

What is a callback hell?

545

How prevents blocking code in node.js?

588

What is the name of the events fired by streams?

551

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

535

What is the use of variable in node.js?

552

Is node.js a single threaded application?

562

Which framework is most commonly used in node.js?

549

What is an asynchronous api in node.js?

610

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Un-Answered Questions { Node.js }

What is REPL in Node.js?

567

Why we have to keep separate express app and server?

509

What is node js and how does it work?

506

How to debug the code using Node.js Built-In debugger?

629

What are node packages and how to install/uninstall them?

569

How will you delete a file using node?

586

can you explain the difference between readfile vs createreadstream in nodejs.

537

Can a user access dom in a node.js?

632

What is ‘Callback’ in node.js?

513

Is it possible to access dom in node?

566

Why node js is faster?

541

What is global installation of dependencies?

561

Does uber use node.js?

561

How to check the already installed dependencies using npm?

531

What is piping in node?

583

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