81. What is the primary purpose of an HTTP server in Node.js?
Answer:Handling HTTP requests and providing responses
82. In Node.js, which core module is commonly used to create HTTP servers?
83. What does "HTTP" stand for in "HTTP server" in Node.js?
Answer:HyperText Transfer Protocol
84. What is a key characteristic of an HTTP server in Node.js?
Answer:It can handle multiple simultaneous HTTP requests and responses.
85. Which method is commonly used to create an HTTP server in Node.js and start it on a specified port?
86. How can you listen for incoming HTTP requests on a specific port using the http module in Node.js?
Answer:By calling the http.listen method on the server object
87. What is the default port for HTTP communication in most web applications?
88. In an HTTP server created with Node.js, what is the primary purpose of a request handler function?
Answer:To process incoming HTTP requests and generate appropriate responses
89. What HTTP status code is typically returned when a requested resource is not found on the server?
Answer:404 (Not Found)
90. In Node.js, what is the purpose of the res object in an HTTP request handler function?
Answer:To represent the HTTP response that will be sent back to the client
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