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 create an Http server using Express?

475

How to create an Http Server using Node.js?

475

How to check a file/directory existence in node.js?

454

Give an example of readable stream with flowing mode b?

443

What are WebSockets in node.js?

463

What events are supported by readable streams in node.js?

486

What are node.js unit testing frameworks?

510

What are the two types of API functions in Node.js ?

485

How to create a simple chat app using socket.io in node.js?

510

What events are supported by writable streams in node.js?

484

What functions are provided by fs module to perform I/O operations on a file in node.js?

476

What functions are provided by path module in Node.js?

542

What is socket.io in node.js?

475

What is Express in node.js?

478

Which types of network application you can build using node.js?

488

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Un-Answered Questions { Node.js }

What is the difference between synchronous and asynchronous programming?

452

How long will it take to learn node js?

471

Does nodejs use threads?

488

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

467

How to pass an array in insert query using node js?

451

What is the difference between setImmiediate vs nextTick?

446

What are commonjs modules?

465

Explain the difference between const and let in node js?

442

What is the difference between node and nodejs?

524

Why node js is different from angular js?

438

How to use promises in node js?

449

What is the passport in Node.js?

452

Is node.js on multi-core machines?

451

Differentiate between process.nexttick() and setimmediate()?

460

What is SSL/TLS in node.js?

442

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