Q
Which of the following is NOT a valid CSS selector?

Answer & Solution

Answer: Option B
Solution:
The selector '1stParagraph' is not valid in CSS as selectors cannot start with a digit. Valid selectors include IDs (#), classes (.), elements, descendant selectors, child selectors, attribute selectors, etc.
Related Questions on Average

Which CSS property is used to control the spacing between lines of text?

A). A) line-height

B). B) text-spacing

C). C) line-spacing

D). D) spacing

Which CSS property is used to add shadows to elements?

A). A) box-shadow

B). B) shadow

C). C) text-shadow

D). D) element-shadow

In CSS, which property is used to change the font size?

A). A) font-size

B). B) text-size

C). C) size

D). D) font-style

What does the 'Cascading' in CSS refer to?

A). A) Style cascades from one element to another

B). B) Styles cascade downwards in the document

C). C) Stylesheets cascade in a specific order

D). D) None of the above

What is the purpose of the CSS box model?

A). A) To provide a graphical representation of CSS rules

B). B) To define the layout and design of a webpage

C). C) To control the appearance of text

D). D) To specify the padding and border of an element

What is the purpose of CSS resets?

A). A) To remove all styling from elements

B). B) To reset the layout of a webpage

C). C) To normalize styles across browsers

D). D) To optimize CSS performance

Which CSS property is used to specify the color of text?

A). A) text-color

B). B) color

C). C) font-color

D). D) text-style

Which CSS unit is based on the font size of the root element?

A). A) em

B). B) px

C). C) %

D). D) vw

What does CSS stand for?

A). A) Cascading Style Sheets

B). B) Creative Style Solutions

C). C) Centralized Styling System

D). D) Computerized Styling Service

What does the CSS property 'display: none;' do?

A). A) Hides the element but reserves its space

B). B) Hides the element and removes its space

C). C) Shows the element

D). D) Displays the element with reduced opacity