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 buffers?

553

What are buffers?

507

What is repl terminal?

569

Who are using node.js for their development?

533

What is an event loop in node.js ?

526

What is package.json file in node project?

527

What are the useful shortcuts of repl terminal?

533

What is mocha?

519

Where you can deploy node application?

513

What ides you can use for node.js development?

510

What is callback hell and how to avoid it?

519

What is behavior driven development (bdd)?

510

What is the advantage of using node.js?

519

What do you mean by the term i/o ?

556

Explain node.js event loop?

527

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Un-Answered Questions { Node.js }

What is MEAN stack?

565

Which database is best for node js?

592

Write a program to print 0 to n element in pyramid shape?

498

How to debug node.js applications?

526

What do you mean by the term i/o in node.js?

561

What is the name of the flags used in read/write operation on files?

531

What are the limitations of node.js?

627

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

498

Explain npm in node.js?

542

What are callback functions in node js?

578

How to get started with node.js?

564

How can you avoid callbacks?

514

What is req res?

498

Write a simple code to enable cors in node js?

656

How to define routes using Express?

529

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