CSS

Question 1

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

Answer 1

Selector, declaration block, -> property, value

Question 2

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

Answer 2

dot (.)

Question 3

In CSS, how do you select elements by their tag name?

Answer 3

name of the element (element selector)

Question 4

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

Answer 4

pound/hashtag (#)

Question 5

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

Answer 5

RGB, Hex, Color names, Hue, Saturation (Amount of gray in a color), Brightness (How much black is in a color).

Question 6

What CSS properties make up the box model?

Answer 6

Border, Margin, and 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

Its a keyword added to a selector

Question 10

What are CSS pseudo-classes useful for?

Answer 10

It allows the users to have a better interaction/engagement with the browser.
Better functionality

Question 11

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

Answer 11

px, percentages, rem (changes the width of the letter m)

Question 12

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

Answer 12

Font-family

Question 13

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

Answer 13

Row

Question 14

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

Answer 14

No wrap (nowrap)

Question 15

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

Answer 15

Static

Question 16

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

Answer 16

No change

Question 17

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

Answer 17

There is no change.

Question 18

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

Answer 18

It acts if it doesn’t exist in the document flow
It won’t have an affect on other elements

Question 19

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

Answer 19

It appears on the top left

Question 20

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

Answer 20

Any non static position property

Question 21

What are the four box offset properties?

Answer 21

top, bottom, right, left

Question 22

What are the four components of “the Cascade”.

Answer 22

specificity, source order, inheritance, and importance.

Question 23

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

Answer 23

When there is styling for an element of the same property, the last one on the stylesheet will be applied.

Question 24

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

Answer 24

inheritance

Question 25

List the three selector types in order of increasing specificity.

Answer 25

type < class < id

Question 26

Why is using !important considered bad practice?

Answer 26

!important will reverse the cascade order of stylesheets.
It can interrupt the work flow of other developers if they’re working on the code. if !important is used.
If it’s used, a comment should be left on why it was used.

Question 27

What does the transform property do?

Answer 27

Transform property lets you rotate, scale, skew, or translate an element. It modifies the coordinate space of the css.

Question 28

Give four examples of CSS transform functions.

Answer 28

4 CSS transform functions: rotate(), translateY(), scale(), skew(), matrix(),

Question 29

The transition property is shorthand for which four CSS properties?

Answer 29

transition-property, transition-duration, transition-timing-function, and timing-delay

Question 30

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

Answer 30

color
width

Question 31

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

Answer 31

viewport