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?

610

What are commonjs modules?

511

In which language node js is written?

525

How node js read the content of a file?

465

What do you understand by middleware?

493

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

469

How to generate unique uuids/ guid in node js?

502

What is difference between put and patch?

516

How to authenticate users in express js?

439

Explain ecmascript?

502

Why zlib is used in node js?

567

Write the steps for setting up an express js application.

518

Explain the difference between readfile and createreadstream in node js?

569

Who is the author of node js?

521

Which template engine is supported by express js?

481

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Un-Answered Questions { Node.js }

How to get post data in node.js?

575

What is piping in node js?

482

Is it free to use node.js?

471

List down the major benefits of using node.js?

528

How do you create an environment variable?

508

How many types of api functions are available in node.js?

595

How to check the already installed dependencies using npm?

494

Explain event loop in node js?

509

How node.js can be made more scalable?

604

Is node a single threaded application?

491

What is NPM?

527

How to send data from node js to html?

528

What is Node.js?

486

What is an event emmitter?

534

What is EventEmitter in Node.js?

508

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