The HTML code given in the image, when executed, should create a button and hovering over this button should display ‘New Button'. Which of the following code snippets should replace '??' in the given code to obtain the desired result?

Study the following code snippet and determine which code line contains an error. 1. var connect =require('connect'), 2. http = require('http'); 3. var app = connect(); 4. http.createServer(http).listen(3000); 5. console.log('port 3000');

Which of the following HTTP methods for collection URLs is used to replace the entire collection with a new collection?

Carefully study the following code snippet and answer the question that follows: var http = require('http'); var server = http.createServer(function (request1, result1) { console.log('This is request Header'); console.log(request1.headers); result1.write('Working with HTTP'); result1.end(); }).listen(3000); console.log('This is a sample'); When a client request is made, which of the following outputs is obtained on a web browser?

What is the default port number on which a node process in debug mode listens for accepting the incoming connections for the purpose of debugging?

Which of the given statements is correct about the following program? function mSync (ar1, ar2) { if (ar1){ ar2('Data Cached') } else { setTimeout(function () { ar2('Data Loaded ') }, 2000); } } mSync(true, function (value) { prg1(); }); prg2(); function prg2(){console.log('Good Morning')} function prg1(){console.log('Good Evening')}

Which of the following statements is true about the process object in Node.js?

What does the following command do? npm view version

Which of the following will copy a file in Node.js?

Which node module is used to make API request?

Which of these are valid ways to apply middleware in Express?