(MCQs for web) MCQ on Front-end Development

How can you rewrite this function using arrow function syntax?

Which line of code, if applied to all flex items in a flex container, would cause each flex item to take up an equal share of the total width of the container? For example, if there are four items, they would get 25% of each/

Which CSS property will not trigger layout recalculation?

In normal flow, some elements display as block elements default and others inline. which choice contains only block-level by default elements?**

Which choice is not a value of the type attribute of the <input> element?

What will this loop print?

let max = 3;
     for (i = 0; i > max; i++) {
       document.write("skrt ");
     }

What does the === comparison operator do?

What will be the value of selected?

let pocket = ['turnip', 'stone', 'log', 'apple'];
let selected = pocket[1];

Which statement is true when an HTML tag has been deprecated?

In the context of this code, how would you describe user?

const user = {
  given_name: 'Joe',
  family_name: 'Bloggs',
  age: 40,
}

Which choice is not part of CSS box model

Why would you surround a piece of text with <h1></h1> tags?

Which choice is a correct use of the parseInt() function in Javascript that parses a string and return an integer?

In this code, what is the term for the h1?

h1 {
  color: red;
  font-size: 5em;
}

Which part of the URL https://app.uniswap.org/pool specifies the domain name

How many columns will there be, given this code?

.container {
  width: 600px;
  column-width: 200px;
  column-gap: 50px;
}

When might an empty alt attribute be the correct value?

How does the rem unit represent a font size?

Lighthouse is a tool for auditing your website. Which choice is not a category of report offered by Lighthouse?

You have placed an image in a directory named images and want to reference it from a page located in the root of your site. Which choice would correctly display the image on the page?

In the following code, the variable fruit has been assigned a value of apple. How would you change the value to plum?

let fruit = 'apple';

Which description correctly describes the initial values of flex items if the only thing you have done is apply display: flex to their parent?

A video on your webpage does not display and the console shows an error about mixed content. What is happening?

You have a set of images that are slightly different sizes and aspect ratios. You don't mind if you crop off some of the image, but you want each image to completely fill a square box without being distorted. Which property and value would achieve this?

What is the correct way to initialize an array of galaxies in JavaScript?

Which HTML element represents either a scalar value within a known range a fractional value?

Which HTML element is not considered a landmark element?

A webpage has rel="preconnect" added to a link resource. What will this do?

<link rel="preconnect" href="https://example.com">

You find this code in a stylesheet. What is it being used for?

.cf::after {
  content: '';
  display: block;
  clear: both;
}

what does the CSS selector a[href$="org"] select?

What is the <label> element used for?

Variables declared with the let keyword have what type of scope?

Which choice is not a render blocking resource?

What is Webpack primarily used for?

The browser finds some CSS that it does not understand. What is likely happen?

You have used dispaly: none in your stylesheet. Which users will be able to see or hear this content?

Which HTML will result in text being highlighted in yellow?

.highlight {
  background-color: yellow;
}

Which attribute must have a unique value each time it is used in an HTML document?