CSS

Question 1

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

Answer 1

rule set, selector, property, value

Question 2

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

Answer 2

.

Question 3

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

Answer 3

write the name of the element

Question 4

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

Answer 4

#

Question 5

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

Answer 5

the name RGB and hexcodes.

Question 6

What CSS properties make up the box model?

Answer 6

margin, border, padding, content

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 pseudo class is expressed by adding a colon (:) after a selector in CSS, followed by a pseudo-class such as “hover”, “focus”, or “active

Question 10

What are CSS pseudo-classes useful for?

Answer 10

CSS pseudo-classes are used to add styles to selectors, but only when those selectors meet certain conditions

Question 11

what is :nth-child()

Answer 11

The :nth-child() CSS pseudo-class matches elements based on their position in a group of siblings.

Question 12

Name at least two units of type size in CSS.

Answer 12

percentage, rem

Question 13

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

Answer 13

font family

Question 14

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

Answer 14

row

Question 15

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

Answer 15

nowrap

Question 16

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

Answer 16

they are block elements

Question 17

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

Answer 17

row

Question 18

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

Answer 18

static

Question 19

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

Answer 19

it doesn’t. relative positioning doesn’t affect the layout, the positioned element is still in its initial place

Question 20

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

Answer 20

it appears relative to where it used to be

Question 21

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

Answer 21

An absolutely positioned element no longer exists in the normal document flow. Instead, it sits on its own layer separate from everything else.

Question 22

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

Answer 22

An element with position: absolute; is positioned relative to the nearest positioned ancestor

Question 23

What are the four box offset properties?

Answer 23

top, bottom, left, right

Question 24

What are the four components of “the Cascade”.

Answer 24

specificity, order important, source order, inheritance

Question 25

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

Answer 25

top to bottom code in css

Question 26

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

Answer 26

same class name or comma, inheritance

Question 27

List the three selector types in order of increasing specificity.

Answer 27

,element .class, id

Question 28

Why is using !important considered bad practice?

Answer 28

its too strong, and cant be overwritten

Question 29

What does the transform property do?

Answer 29

translate rotate etc etc

Question 30

Give four examples of CSS transform function

Answer 30

rotate, translate, skew, scale

Question 31

Give two examples of media features that you can query in an @media rule.

Answer 31

min width, color(basically creating a conditional statement)

Question 32

Which HTML meta tag is used in mobile-responsive web pages?

Answer 32

viewport metatag

Question 33

What is a breakpoint in responsive Web design?

Answer 33

the places in which the media queries are introduced

Question 34

What is the advantage of using a percentage (e.g. 50%) width instead of a fixed (e.g. px) width for a “column” class in a responsive layout?

Answer 34

they are responsive

Question 35

If you introduce CSS rules for a smaller min-width after the styles for a larger min-width in your style sheet, the CSS rules for the smaller min-width will “win”. Why is that?

Answer 35

source order