Open Access Technology India UI Developer Interview Questions, Process, and Tips

JavaScript has some disadvantages that developers should be aware of.

• JavaScript is an interpreted language, which can lead to slower performance compared to compiled languages.

• JavaScript has limited support for multithreading, making it difficult to perform complex tasks efficiently.

• JavaScript can be prone to security vulnerabilities, such as cross-site scripting (XSS) attacks.

• JavaScript code can be difficult to mainta...read more

Ajax is a technique used to update parts of a web page without reloading the entire page.

• Ajax stands for Asynchronous JavaScript and XML.

• It allows for asynchronous communication between the client and server.

• Ajax uses XMLHttpRequest object to send and receive data from the server.

• It can update the content of a web page dynamically without refreshing the whole page.

• Ajax is commonly used for creating interactive web appl

webCompliance rules are guidelines that ensure websites meet legal and regulatory requirements. webForm 2.0 is a web development framework.

• webCompliance rules are used to ensure websites adhere to accessibility, privacy, and security standards.

• These rules help websites avoid legal issues and provide a better user experience.

• Examples of webCompliance rules include WCAG (Web Content Accessibility Guidelines) for accessib...read more

HTML5 provides several types of storage for web applications.

• Local Storage: Stores data with no expiration date.

• Session Storage: Stores data for one session only.

• IndexedDB: Stores large amounts of structured data.

• Web SQL Database: Stores data in a structured manner using SQL queries.

• Cookies: Stores small amounts of data that can be accessed by both the server and client.

A breadcrumb is a navigation element that shows the user's current location within a website or application.

• A breadcrumb typically appears horizontally at the top of a page or below the navigation bar.

• It consists of a series of links, with each link representing a higher-level page or section.

• The last link in the breadcrumb represents the current page or section and is often not clickable.

• Breadcrumb navigation helps us...read more

The figure tag is used to group media content with a caption, while the img tag is used to display an image.

• The figure tag is used to group media content, such as images, videos, or illustrations, with a caption.

• The img tag is used specifically to display an image on a web page.

• The figure tag can contain multiple media elements, while the img tag is used for a single image.

• The figure tag provides semantic meaning and a...read more

Create 10 checkboxes in JavaScript and display the count of checked checkboxes below. Update count on unchecking.

• Use JavaScript to create checkboxes

• Add event listener to checkboxes to track changes

• Update count of checked checkboxes on change

• Display count below checkboxes

Call, Apply, and Bind are methods in JavaScript used to manipulate the value of 'this' in a function.

• Call: Invokes a function with a specified 'this' value and arguments provided individually.

• Apply: Invokes a function with a specified 'this' value and arguments provided as an array.

• Bind: Creates a new function with a specified 'this' value and arguments provided as a list.

Closure is a function that has access to its own scope, the outer function's scope, and the global scope.

• Closure allows a function to access variables from its outer function even after the outer function has finished executing.

• It helps in creating private variables and functions in JavaScript.

• Closures are created every time a function is created, and they store references to the variables in their lexical environment.

• ...read more