What would be the value after that the timeouts has been fired? var x = 0; function callback(err,result){ if (err) { x--; return; } x++; } setTimeout(callback,10); setTimeout(callback,10,"Error");

In Express, which of these would NOT expose the variable 'title' to the template renderer?

Which of these is NOT a global object?

Which of these is a valid way to output the contents of a file?

Which express 3 middleware has _NOT_ been moved into its own module in express 4.

If the Connect node package module is updated from version 2.8.5 to version 3.1.0 which dependency in your package.json file may break your application on update?

Choose True or False. In MongoDB, it is possible to insert two values with same_id values into a collection.

What will be the output of the following Node.js code snippet? var EventEmitter = require('events').EventEmitter; Var er = new EVentEmitter(); var handler1 = function () { console.log('Called the handler'); er.removeListener('example', handler1); }; er.on('example', handler1); er.emit('example'); er.emit('example');

Which of the following is/are true about the http.ServerResponse object in Node.js? 1. It is created by an HTTP server. 2. It is passed as f‌irst parameter to the 'request' event. 3. It is a writable stream.

Suppose we have the following code in a Node.js f‌ile.

var path = require('path');

var completePath ='lexample/test/f‌irsthtml';

Which of the following lines of code should be added to the above code so that the output 'f‌irst.html' is displayed?

What output will be generated on the execution of the following code snippet in Node.js? function Test() {} console.log(Test.prototype.constructor === Test);