Crayon Data UI Engineer Interview Questions and Answers

Javascript/HTML/CSS based coding

Q1. What is a closure in js?
Ans. 
A closure in JavaScript is a function that retains access to variables from its parent scope even after the parent function has finished executing.
• A closure allows a function to access and manipulate variables from its outer scope.

• Closures are created whenever a function is defined within another function.

• Example: function outerFunction() { let outerVar = 'I am outer'; return function innerFunction() { console.log(oute
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Q2. Design using HTML/CSS
Ans. 
Design a webpage using HTML/CSS
• Use semantic HTML tags for better accessibility and SEO

• Create a responsive layout using CSS Grid or Flexbox

• Apply CSS styling for colors, fonts, and spacing

• Use media queries for different screen sizes

• Optimize images for faster loading times
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