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?

546

How can we avoid Callback Hell in Node.js?

468

What is the difference between Node.js vs Ajax?

553

What is File System in Node.js?

548

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

543

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

544

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

503

What are Global objects in Node.js?

572

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

532

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

514

What is Buffer in Node.js?

519

How to test your code in Node.js?

495

What is the difference between setImmiediate vs nextTick?

487

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

477

Why do you use forever with Node.js ?

470

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Un-Answered Questions { Node.js }

Is node js synchronous or asynchronous?

509

What are the functionalities of npm in node.js?

506

Does node.js run on windows? Yes!

506

How do you delete a file using node.js?

579

Where you can deploy node application?

486

How will you delete a directory?

504

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

486

How to debug the Node.js code using IDE debuggers?

491

What are buffers?

473

How to config properties in express js?

609

What is test pyramid? Explain with an example?

502

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

595

Difference between cluster and child_process modules?

1164

What are the different types of Streams in node.js?

502

What is the difference between Node.js vs Ajax?

553

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