Web Development Basics assessment

Test what you learned across the Web Development Basics path. Every answer comes with an explanation, and you can retry as often as you like.

This assessment covers

8 questions • 70% to pass • Practice only, no certificate

1.What does DNS do when you visit a website?
Stores the website's imagesTranslates a domain name into the server's IP addressStyles the pageEncrypts your password
2.Which language is responsible for the structure and meaning of web page content?
CSSHTMLJavaScriptSQL
3.Which element best represents the main navigation links of a site?
<div><nav><span><section>
4.Which selector targets every element with class="card"?
#card.cardcard*card
5.What does this media query do?
CODE
```
@media (min-width: 768px) {
  .grid { display: flex; }
}
```
Hides .grid on small screensApplies display flex to .grid only when the viewport is at least 768px wideApplies the rule only on phonesMakes .grid 768px wide
6.Which keyword declares a JavaScript variable whose binding should never be reassigned?
varletconststatic
7.What does addEventListener('click', handler) do?
Calls handler immediatelyRuns handler each time the element is clickedDeletes the elementSubmits a form to the server
8.Why should every image have a meaningful alt attribute?
It makes the image load fasterIt describes the image for screen-reader users and when the image fails to loadIt is required for CSS to workIt adds a border

0 of 8 answered