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 what is a javascript engine?

567

Explain cli?

521

Is node js single-threaded?

566

How can you set default node version using nvm?

621

What function are arguments available to express js route handlers?

524

What is difference between return and callback in javascript functions?

604

What is the revealing module pattern?

543

How does promise and queue work?

548

Explain event loop in node js?

539

Since node is a single threaded process, how to make use of all cpus?

543

Explain v8 engine?

479

Name the type of web applications which can be built using express js.

498

What is the use of express js?

636

How can models be defined in express js?

652

What is jit and how is it related to node js?

587

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Un-Answered Questions { Node.js }

what is the use of underscore in nodejs?

547

What is REPL in Node.js?

572

Explain 'Stub'?

600

What are the fundamental difference between node.js and ajax?

508

How we can install node js?

543

What is the difference between setImmiediate vs nextTick?

523

What is the difference between node and nodejs?

623

How node js read the content of a file?

494

How do nodes work in a network?

573

What are differences between synchronous and asynchronous method of fs module?

641

List some exit codes?

493

What is File System module in Node.js?

542

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

549

Describe node.js event loop and event driver architecture?

683

Why do we use npm?

531

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