Q
Which CSS function is used to access the value of a global variable defined in HTML?

Answer & Solution

Answer: Option A
Solution:
The var() function is used in CSS to access the value of a global variable defined in HTML, allowing the variable's value to be used as a property value within CSS rules.
Related Questions on Average

What is the purpose of using the defer attribute in a <script> element in HTML?

A). To delay the loading of the script until after the HTML content is parsed

B). To prevent the script from executing unless triggered manually

C). To execute the script asynchronously

D). To specify the script's global variables

What is the output of the following HTML code snippet? <br> <br> <script> <br>var globalVar = 'Hello'; <br>console.log(globalVar); <br> </script>

A). Hello

B). Undefined

C). Error

D). 'Hello'

Which HTML element is commonly used to define global variables in HTML?

A). <div>

B). <variable>

C). <script>

D). <global>

How can you access a global data attribute defined in an HTML element using JavaScript?

A). By using the getAttribute() method

B). By using the data() method

C). By using the setDataAttribute() method

D). By using the getGlobalAttribute() method

Which attribute is used to declare a global variable inside a <script> element in HTML?

A). data-global

B). global

C). globalvar

D). name

What is the purpose of using global variables in HTML?

A). To store data temporarily within a specific HTML element

B). To store data that needs to be shared and accessed across different parts of an HTML document

C). To restrict access to variables within a specific HTML element

D). To prevent accidental modification of variables

Which of the following best describes the relationship between global variables in HTML and CSS?

A). Global variables in HTML can be accessed directly within CSS using custom CSS properties

B). Global variables in HTML must be converted to CSS variables before they can be used in CSS

C). Global variables in HTML and CSS are unrelated and cannot interact with each other

D). Global variables in HTML can only be accessed within the HTML document and cannot be used in CSS

What is the correct syntax for accessing a global data attribute named 'global-var' from an HTML element with the ID 'myElement' using JavaScript?

A). document.querySelector('#myElement').getAttribute('data-global-var');

B). document.getElementById('myElement').getAttribute('global-var');

C). document.getElementById('myElement').getAttribute('data-global-var');

D). document.querySelector('#myElement').getAttribute('global-var');

What is the correct syntax for defining a global variable in HTML using the <script> element?

A). <script globalVar='value'>

B). <script var='globalVar' value='value'>

C). <script global var='globalVar' value='value'> </script>

D). <script global='globalVar' value='value'> </script>

What is a global variable in HTML?

A). A variable declared inside a function

B). A variable declared outside of any function or block

C). A variable declared within an HTML element

D). A variable declared with the global attribute