Answer / Rohit Rai

Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. It allows executing JavaScript on the server-side and runs JavaScript code outside a web browser, enabling the creation of scalable network applications.

Explain the tasks of terms used in node repl?

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How to check a file/directory existence in node.js?

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What role does repl play in node.js?

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Can we build a REST service in Node.js?

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

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How to check the already installed dependencies which are globally installed using npm?

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What is the difference between operational and programmer errors?

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

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What are various node.js web development frameworks?

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What function are arguments available to express js route handlers?

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

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Difference between cluster and child_process modules?

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