Introduction to CSS: Cascading Style Sheets

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Questions and Answers

Who is credited with developing Cascading Style Sheets (CSS) while working at CERN?

Jonas Salk
Håkon Wium Lie (correct)
Tim Berners-Lee
Robert Cailliau

What is the primary purpose of Cascading Style Sheets (CSS)?

To create interactive web pages
To define the syntax of a programming language
To describe the presentation of a document written in a markup language (correct)
To describe the structure of a document written in HTML or XML

What does the term 'cascading' in CSS refer to?

The order in which CSS rules are written
The use of multiple stylesheets in a single document
The process of styling a single HTML element
The way styling rules are applied in a hierarchical manner (correct)

What is the purpose of a CSS selector?

To 'find' or select the HTML elements to style (A) Signup and view all the answers

What is the syntax of a CSS declaration?

Property: value (D) Signup and view all the answers

What is the purpose of a CSS declaration block?

To group multiple CSS declarations together (A) Signup and view all the answers

What is the main difference between pseudo-classes and pseudo-elements?

Pseudo-classes use a single colon (:), while pseudo-elements use a double colon (:) (B) Signup and view all the answers

What is the purpose of the margin in the CSS box model?

To clear an area outside the border (B) Signup and view all the answers

What is the difference between intrinsic and extrinsic sizing?

Intrinsic sizing refers to the size of the content, while extrinsic sizing refers to the natural size of an element (D) Signup and view all the answers