• In Express.js , explain the purpose and usage of the `express.json()` and `express.urlencoded()` middleware functions . Question For - Mid Level Developer

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  • How do the cluster and worker_threads modules differ in their approach to concurrency in Node.js ? Question For - Mid Level Developer

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  • How can you declare and access variables globally within a Node.js application? Question For - Mid Level Developer

  • How do global variables behave differently in a Node.js environment compared to a browser environment ?(Question For - Mid Level Developer)

  • How does the `assert` module help in writing robust Node.js applications ? (Question For - Mid Level Developer)

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  • ExplainMocha's role and purposewithin theNode.js ecosystem. Question For - Mid Level Developer

  • In a Node.js project, when would you choose the built-in assert module over third-party assertion libraries such as Chai ?Question For - Mid Level Developer

  • What does the "@" symbol signify in the context of npm packages ? Expertise Level: Mid Level Developer

  • Node.js Q49 - In what scenarios is leveraging theNode.js cluster moduleadvantageous? Question For - Mid Level Developer

  • Why would you use the `pm2 save` command? Question For - Mid Level Developer

  • What are the common approaches for running a Node.js application as a daemon or background process?Expertise Level: Mid Level Developer

  • Does Node.js's EventEmitter operate synchronously or asynchronously ?(Question For - Mid Level Developer)

  • In Node.js , if multiple event listeners are attached to the same event, what determines the sequence in which they are executed?Question For - Mid Level Developer

  • How do you specify a single, primary export from a JavaScript module?Question For - Mid Level Developer

  • How do the module loading mechanisms require() and import differ in a Node.js environment? (Question For - Mid Level Developer)

  • How does Node.js use `module.exports` to expose functionality from a module, and can you illustrate this with a basic example? Question For - Mid Level Developer

  • When might choosing Node.js for a project be a less suitable option? Question For - Mid Level Developer

  • What are the key advantages of using Node.js for server-side development? Question For - Mid Level Developer

  • In what scenarios would you leverage the Node.js vm module ? Question For -Mid Level Developer

  • How do synchronous and asynchronous file operations differ in Node.js's `fs` module? Question For - Mid Level Developer

  • In what scenarios would leveraging Node.js's EventEmitter be advantageous? Question For - Mid Level Developer

  • In what scenarios would Node.js be the preferred choice for backend development? Mid Level Developer