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

Node.js Interview Questions

Questions Answers Views Company eMail

Describe node.js event loop and event driver architecture?

610

How can plain html be rendered in express js?

571

How can you use middleware in node js?

633

Write a simple code to enable cors in node js?

591

Explain the difference between process.tick() and setimmediate()?

583

Explain module.exports in node js?

624

What is closures?

561

what is libuv in node js?

680

List some features of express js?

562

How promises are better than callbacks?

559

Explain what is libuv in node js?

597

How to use aggregation in mongoose?

633

What is piping in node js?

434

How to use async await with promises in node js?

479

What is v8 engine in node js?

461

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Un-Answered Questions { Node.js }

Mention the steps by which you can async in Node.js?

484

How can you set default node version using nvm?

511

What are the main advantages and disadvantages of using Node.js?

484

What is a node js callback?

472

How does Node.js work?

455

What is the purpose of module.exports in Node.js?

453

What are the exit codes in node.js? Can you list a few exit codes?

475

What is the purpose of cleartimeout function?

446

When should I use node js?

439

What is the use of cleartimeout() function in node.js?

447

What are the uses of npm in node js?

475

Is nodejs scalable?

486

What is odm in node.js?

500

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

469

How will you truncate a file using node?

506

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