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 Child Process and Cluster? What are the difference?

538

How can we avoid Callback Hell in Node.js?

462

What is the difference between Node.js vs Ajax?

544

What is File System in Node.js?

542

What is the difference between readFile vs createReadStream in Node.js?

531

How to support multi-processor platforms in Node.js?

536

How to install a node module locally and globally? How to add them into package.json?

494

What are Global objects in Node.js?

563

What is crypto in Node.js? How do you cipher the secured information in Node.js?

524

What is zlib? How do you compress a file in Node.js?

504

What is Buffer in Node.js?

510

How to test your code in Node.js?

489

What is the difference between setImmiediate vs nextTick?

478

What is blocking and nonblocking API in Node.js and how does it affect the architecture of your applications?

470

Why do you use forever with Node.js ?

466

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Un-Answered Questions { Node.js }

How do you delete a file using node.js?

567

Who use node js?

470

Is let and const hoisted?

448

What is node.js and why it is used?

547

What is template engine?

499

How to get started with node.js?

529

What is the use of express js?

604

Where you can deploy node.js web application?

556

What is File System module in Node.js?

492

How to uninstall the dependency using npm?

507

How can we secure cookies in Node.js?

488

What are the uses of __filename and __dirname variables in node.js?

583

What is a piping in node.js?

532

How to generate unique uuids/ guid in node js?

495

What is req res?

442

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