Node.js Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Node.js Interview Questions

Questions Answers Views Company eMail

Why node js is different from angular js?

528

How to send email using node.js?

595

How we can secure http cookies against xss attacks?

502

What is stub in node js?

542

What is test pyramid? Explain with an example?

548

Explain event loops in node js?

524

What is the role of buffer class in node?

530

What do you mean by “streams”?

513

How we can close a file in node js?

559

How can you uninstall a dependency using the npm?

556

How to call multiple promises?

542

What is the use of module.exports in node.js?

534

What are lts releases? Why are they important?

489

How many types of api in node js?

552

Difference between operational and programmer errors in node js?

498

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Un-Answered Questions { Node.js }

What is global installation of dependencies?

565

Why Node.js is based on single threaded architecture?

480

What is a node js callback?

549

What do you mean by “streams”?

513

What is a node process?

524

Mention the framework most commonly used in node.js?

580

What are node.js unit testing frameworks?

579

What is process.nextTick()

567

What is environment variable in node js?

536

Explain v8 engine?

478

Why node js is faster than php?

518

What are the limitations of node.js?

632

Explain what is npm?

546

Can you create http server in nodejs, explain with code

548

Are browsers single threaded?

545

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