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

Node.js Interview Questions

Questions Answers Views Company eMail

Explain libuv.

464

Explain repl in the context of node.js.

460

Is cryptography supported in node.js?

541

What is an event loop in node.js and how does it work?

522

List down the steps using which “control flow” controls the function calls in node.js?

508

List down the major benefits of using node.js?

524

What do you understand by eslint?

463

What do you understand by an event emitter in node.js?

504

Explain the working of the control flow function.

466

What is an error-first callback in node.js?

502

Differentiate between node.js vs ajax?

501

Explain the purpose of expressjs package?

538

List down the various timing features of node.js.

460

What do you understand by callback hell?

491

Define the concept of the test pyramid. Explain the process to implement them in terms of http apis.

511

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Un-Answered Questions { Node.js }

What do you mean by the term i/o ?

527

How "control flow" controls the functions calls?

507

Does node.js use ajax?

472

How does nodejs single threaded work?

462

How will you delete a directory?

504

How long will it take to learn node js?

507

What is jasmine?

526

How to authenticate users in express js?

439

What is the timing features of node.js? Explain some timers modules?

490

What is node.js and why it is used?

561

Is node js better than java?

491

What is the use of the underscore variable in repl?

478

How do nodes work in a network?

545

What are lts releases? Why are they important?

460

What are Grunt and Gulp?

466

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