Question 1What can a JavaScript library like jQuery do for you? 1 pointDebug HTML errors Save development time Save data to a database Help in version control 2.Question 2True or false? Inversion of control helps you to create standardized apps. 1 pointFalse True 3.Question 3Which of the following is performed by a build tool? 1 pointInstalling packages Storing code Providing code for reuse Transforming source code into binaries 4.Question 4Fill in the blank. Package managers make the end-user’s life easy by _______________. 1 pointfixing errors in code automatically backing up data downloading and installing packages from repositories securing applications 5.Question 5True or false? Software stacks always consist of the following three layers: presentation, business logic, and data. 1 pointTrue False

What is jQuery?*A programming languageA database management systemA JavaScript libraryAn operating system

1.Question 1Which of the following is a back-end technology?1 pointWeb APIHTMLBrowserCSS2.Question 2What quality makes it possible for you to run JavaScript applications without compiling?1 pointJavaScript is an interpreted language.The language syntax resembles Java.You can use a text editor to develop JavaScript applications.All modern browsers support JavaScript.3.Question 3Which of the following applications intercepts the call when JavaScript sends a web service request to the Node.js server?1 pointEnterprise JavaREST Web ServiceCSSJSON4.Question 4Which of the following is a difference between ES and CommonJS modules?1 pointCommonJS is a JavaScript language whereas ES is a module specificationCommonJS module files use a .mjs extension whereas ES modules use .jsCommonJS modules are written in JavaScript whereas ES modules are not ES modules use the import() statement whereas CommonJS modules use require(). 5.Question 5How do you handle operation results with Node.js?1 pointSpecify a relative path to the Node.js script from the module directoryWrite callback functions to handle results when the operations completeUse blocking on asynchronous I/O operationsCreate an instance of a web server application6.Question 6What do you use the http.createServer function for?1 pointTo create an instance of a web serverTo develop an anonymous function to handle requests and responsesTo import a Node.js moduleTo specify a main script for your module7.Question 7Which core Node.js module can be used for input and output (I/O)?1 pointutilfsURLhttp8.Question 8Which is an aspect of Node Package Manager (NPM)?1 pointIt manages the versioning of source codeIt creates a package.json file in the project’s root directoryIt functions as a command line interface for installing packagesIt writes metadata to a package.json file9.Question 9What do you use the require function for?1 pointTo specify a main script for your moduleTo import a Node.js moduleTo develop an anonymous function to handle requests and responsesTo create an instance of a web server10.Question 10What happens when a module does not have a package.json file?1 pointThe require statement assumes that scripts have a file extension of js.The relative path to the Node.js script changes to an absolute path from the module directory.There is no module manifest.Node.js assumes that the main class is named index.js.

List some advantages of javascript.

Imagine you’re starting a CRM project today. This project requires heavy usage of JavaScript. Which JS framework would you choose and why?*Your answer

Question 1 Which of the following is true about jQuery plugins? (Select all that apply.) 1 point They add additional functionality to jQuery They are one of the features that make learning jQuery worthwhile They are too difficult to use to be worthwhile There are thousands of them available