Appscrip Front end Developer Interview Questions, Process, and Tips

World Wide Web

• Stands for World Wide Web

• A system of interlinked hypertext documents accessed via the Internet

• Commonly used to browse websites and access information

The web is a system of interconnected documents and resources accessed via the internet.

• The web is made up of websites, web pages, and web applications.

• It allows users to access information, communicate, and interact with others online.

• The web relies on protocols like HTTP and HTML to function.

• Examples include websites like Google, Facebook, and Wikipedia.

Mobile numbers are typically 10 digits long to ensure uniqueness and standardization for easy identification and communication.

• Standardization: Having a fixed length of 10 digits makes it easier for systems to validate and process mobile numbers.

• Uniqueness: With 10 digits, there are a large number of possible combinations, reducing the likelihood of duplicate numbers.

• International compatibility: Many countries have ado...read more

To center an item without flex and grid, use text-align center for inline elements and margin auto for block elements.

• For inline elements, use text-align: center on the parent element

• For block elements, use margin: 0 auto on the element you want to center

• For inline-block elements, set text-align: center on the parent and display: inline-block on the child

Using flexible units like percentages and viewport units, along with fluid layouts and max-width properties.

• Use percentages for widths instead of fixed pixels

• Use viewport units like vw and vh for font sizes and container dimensions

• Implement fluid layouts that adjust based on screen size

• Set max-width properties to prevent content from becoming too wide on larger screens

Promises are objects representing the eventual completion (or failure) of an asynchronous operation, while callbacks are functions passed as arguments to be executed after a task is completed.

• Promises provide a more structured way to handle asynchronous operations compared to callbacks.

• Promises can be chained together to handle multiple asynchronous tasks in a more readable manner.

• Callbacks can lead to callback hell, w...read more