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Showing posts with the label JavaScript

Interview Question of Advanced SharePoint SPFx

1. What is WebPack? A module bundling system built on top of Node. js framework is known as a WebPack. It is capable to handle the combination and minification of JavaScript and CSS files, also other files such as images by using plugins. WebPack is the recommended way of bundling the files in JS framework and .Net frameworks. in the SPFx it is used with React Js. 2. What is PowerShell.? PowerShell is a platform introduced by Microsoft to perform cross-platform task automation and configuration management framework, it is made up of a command-line shell, a scripting language. it can be run on Windows, Linux, and macOS. 3. What is bundling and Minification? The terms bundling and minification are the processes of code compressing, which is used to improve the load and request time, It is used in modern JavaScript frameworks and .Net frameworks. It improves the load time by reducing the number of requests to the server and reducing the size of requested such as CSS and JavaScript. it dec

Interview Questions of JavaScript

Introduction:  JavaScript is a very popular and powerful client-side scripting language, which are used by every developer. Initially, the motto to implement it was to make dynamic pages and web components but now the day is used in a wide area of software development on the client-side and on the server-side where the JavaScript Engine is available. Some of the few frequently asked questions come from an interview 1. What is a higher-order function in JavaScript? In JavaScript, the higher-order function is a kind of function that can accept another function as an argument or returns a function as a return value or both, just like the delegates in .net. const varfirstOrderFunction = () => console. log ('HI!! this is first order'); const varHigherOrderFunction = ReturnFirstOrderFunction => ReturnFirstOrderFunction(); varHigherOrderFunction( varfirstOrderFunction ); 2. What is Immediately Invoked Function Expression( IIFE) in JavaScript? It is a JavaScript function Immediat