CSS (Selectors, Appearance, & Files) 4

Question 1

Which file extension is used for an external CSS stylesheet?

Accepted Answer

.css

Answer

External stylesheets use the .css file extension.

Question 2

What does the selector ".btn.primary" match?

Accepted Answer

Elements having both btn and primary classes

Answer

Chained class selectors with no space match elements carrying all listed classes.

Question 3

Which pseudo-class styles a link that the user has already visited?

Accepted Answer

:visited

Answer

The :visited pseudo-class targets links the user has previously visited.

Question 4

How do you add a CSS comment?

Accepted Answer

/* comment */

Answer

CSS comments are wrapped in slash-asterisk delimiters.

Question 5

Which property makes text bold?

Accepted Answer

font-weight

Answer

font-weight with a value like bold or 700 controls boldness.

CSS Language Practice Test