CSS CSS Industry Standards 2

Question 1

Which organization is responsible for developing and maintaining the official CSS specifications?

Accepted Answer

W3C

Answer

The World Wide Web Consortium (W3C) develops and maintains CSS specifications through its CSS Working Group.

Question 2

What does the BEM methodology stand for in CSS naming conventions?

Accepted Answer

Block Element Modifier

Answer

BEM stands for Block, Element, Modifier, a naming convention for writing maintainable CSS class names.

Question 3

Which CSS specification maturity level indicates a stable, finished standard?

Accepted Answer

Recommendation (REC)

Answer

A W3C Recommendation (REC) is the most mature, stable stage of a specification.

Question 4

What is the recommended industry practice for ensuring cross-browser compatibility of newer CSS properties?

Accepted Answer

Use vendor prefixes or feature queries

Answer

Vendor prefixes and @supports feature queries allow safe progressive use of newer CSS features.

Question 5

Which methodology emphasizes single-responsibility, reusable utility classes applied directly in markup?

Accepted Answer

Utility-first (e.g., Tailwind)

Answer

Utility-first CSS uses small single-purpose classes composed directly in HTML.

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