css

Question 1

What are the names of the individual pieces of a CSS rule?

Answer 1

Selector and declaration, property: value

Question 2

In CSS, how do you select elements by their class attribute?

Answer 2

.class

Question 3

In CSS, how do you select elements by their type?

Answer 3

element name

Question 4

In CSS, how do you select an element by its id attribute?

Answer 4

id

Question 5

Name three different types of values you can use to specify colors in CSS.

Answer 5

RGB values, hex codes, color names

Question 6

What CSS properties make up the box model?

Answer 6

border margin padding

Question 7

Which CSS property pushes boxes away from each other?

Answer 7

Margin

Question 8

Which CSS property add space between a box’s content and its border?

Answer 8

padding

Question 9

What is a pseudo-class?

Answer 9

a keyword added to a selector that specifies the state of the element

Question 10

What are CSS pseudo-classes useful for?

Answer 10

Applying styles to an element in relation to the content of the document tree and external factors
ex) hover, checked, visited, nth-child

Question 11

Name two types of units that can be used to adjust font-size in CSS.

Answer 11

pixels or percentages or rem

Question 12

What CSS property controls the font used for the text inside an element?

Answer 12

font-family

Question 13

What are the four components of “the Cascade”.

Answer 13

Source order, Inheritance, Specificity, and !important

Question 14

What does the term “source order” mean with respect to CSS?

Answer 14

The order in which the style is written, the last ruleset will be applied.

Question 15

How is it possible for the styles of an element to be applied to its children as well without an additional CSS rule?

Answer 15

The styles can be inherited from the parent from already being an inherited property or by specifying inheritance.

Question 16

List the three selector types in order of increasing specificity.

Answer 16

Element name, class, id

Question 17

Why is using !important considered bad practice?

Answer 17

Hard to debug because it disrupts natural css cascading.

Question 18

What is the default flex-direction of a flex container?

Answer 18

row, left to right

Question 19

What is the default flex-wrap of a flex container?

Answer 19

nowrap

Question 20

Why do two div elements “vertically stack” on one another by default?

Answer 20

because divs are block elements that take all the horizontal space provided

Question 21

What is the default flex-direction of an element with display: flex?

Answer 21

row ltr

Question 22

What is the default value for the position property of HTML elements?

Answer 22

position static

Question 23

How does setting position: relative on an element affect document flow?

Answer 23

It does not affect the position of surrounding elements.

Question 24

How does setting position: relative on an element affect where it appears on the page?

Answer 24

It moves the element from where it would have been in normal flow.

Question 25

How does setting position: absolute on an element affect document flow?

Answer 25

Other elements flow as if the absolutely positioned element does not exist.

Question 26

How does setting position: absolute on an element affect where it appears on the page?

Answer 26

It positions the element in relation to its containing element-first nonstatic parent.

Question 26

How do you constrain an absolutely positioned element to a containing block?

Answer 26

set parent to relative

Question 27

What are the four box offset properties?

Answer 27

top, bottom, left, right