1 What is Node.JS?A Node.js is a web server.B Node.js is a JavaScript based framework/platform built on Google Chrome's JavaScript V8 Engine.C Node.js is a java based framework.D None of the above.Answer : BQ 2 Which of the following command will show all the modules installed locally.A $ npm ls -gB $ npm lsC $ node ls -gD $ node lsAnswer : BQ 3 Node js is a single threaded application but supports concurrency.A trueB falseAnswer : AQ 4 Which of the following statement is valid to use a Node module fs in a Node based application?A var fs = require("fs");B var fs = import("fs");C package fs;D import fs;Answer : AQ 5 Which method of fs module is used to delete a file?A fs.delete(fd, len, callback)B fs.remove(fd, len, callback)C fs.unlink(path, callback)D None of the above.Answer : CQ 6 Which of the following module is required for operating system specific operations?A os moduleB fs moduleC net moduleD None of the above.Answer : AQ 7 Which of the following code print the total system memory of operating system?A console.log('total memory : ' + os.totalmem() + " bytes.");B console.log('total memory : ' + os.totalmem + " bytes.");C console.log('total memory : ' + os.getTotalMemory() + " bytes.");D None of the above.Answer : AQ 8 net.isIP(input) returns 4 for IP version 4 addresses.A trueB falseAnswer : A Hide AnswerQ 9 What REST stands for?A REpresentational State TransferB Resource Efficient State TransferC Real Elegant State TransferD Resource Elegant State TransferAnswer : AQ 10 Which of the following is true about RESTful webservices?A - Webservices based on REST Architecture are known as RESTful web services.B - Webservices uses HTTP methods to implement the concept of REST architecture.C - Both of the above.D - None of the above.Answer : C1 What are scopes in AngularJS?A - Scopes define the accessibility of a javascript variable.B - Scopes are objects that refer to the model. They act as glue between controller and view.C - Scopes are objects that refer to the controller.D - Scopes are objects that refer to the views.Answer : BQ 2 Do AngularJS provide reusable components?A falseB - trueAnswer : BQ 3 AngularJS expressions are written using.A double braces like {{ expression}}B single braces like {expression}C small bracket like (expression)D capital bracket like [expression]Answer : AQ 4 Which of the following is true about ng-show directive?A ng-show directive can show a given control.B ng-show directive can hide a given control.C Both of the above.D None of the above.Answer : CQ 5 $http service is used to make an Ajax call to server.A falseB trueAnswer : BQ 6 Which of the following is true about AngularJS service?A Services are JavaScript functions.B Services are responsible to do specific tasks onlyC Inbuilt services are always prefixed with $ symbol.D- All of the above.Answer : DQ 7 Custom directives are used in AngularJS to extend the functionality of HTML.A trueB falseAnswer : AQ 8 Being JavaScript only framework, application written in AngularJS are not safe and secure.A trueB falseAnswer : AQ 9 AngularJS Expressions are written inside double braces like {{ expression}}.A- falseB trueAnswer : BQ 10 In controllers, model data is accessed via $scope object.A falseB trueAnswer : B