In a Node.js application, the 'optimist' module is installed. If the following program is executed in a JavaScript file of this application, then what will be the output?

var a1 = require('optimist').argv;

delete a1['$0'];

console.log(a1);

Carefully study the following code snippet and answer the question that follows: new_function (true, function (data){ func1(); }); func2(); function func1(){console.log('Clouds')} function func2(){console.log('Sunshine')} function new_function (ar1, ar2) { if (ar1) { ??? } else { setTimeout(function () { ar2() }, 1000); } } Which of the given code lines should be written in place of '???' in the above program so that the following output is obtained?

What will be the output of the following code snippet in Node.js? var x = 2.4; var y = 9; console.log(y/x)

The program given in the image should create a web page with a simple label 'Enter name', a text-box and a button. Initially, the text-box should display 'NAME' as its content. The content of the text-box should be cleared each time the button is clicked. However, the program contains some errors. Identify which code lines contain an error.

Which of the following classes is/are always used for connecting to a MongoDB server?

The following program was designed to create an Express app that displays the output 'Working with Express' on the web browser. But the program contains some errors. Identify which code lines contain an error. 1) var exp1= require('express'); 2) var http: require('http‘); 3) var newapp = exp1() 4) use(function(req. res. next) [ 5) res.end('Working with Express'); 6) i): 7) https.createServer(newapp).listen(3000);

What command is used to end a Node.JS process?

Which of these is definitely true of Node.js?

var http_server = require('http'); how can you create a server?

Is it possible to use jQuery on Node.js?

The process object is an instance of____?