Answer & Solution
<script>
element and is accessible within the script, printing 'Hello' when using console.log.
element and is accessible within the script, printing 'Hello' when using console.log.",
"answerCount": 4,
"dateCreated": "2024-05-24",
"author": {
"@type": "Organization",
"name": "MYTAT"
},
"suggestedAnswer": [
{
"@type": "Answer",
"text": "Hello"
},
{
"@type": "Answer",
"text": "Undefined"
},
{
"@type": "Answer",
"text": "Error"
},
{
"@type": "Answer",
"text": "'Hello'"
}
],
"acceptedAnswer": {
"@type": "Answer",
"text": "Hello",
"dateCreated": "2024-05-24",
"author": {
"@type": "Organization",
"name": "MYTAT"
}
}
}
}
<br>
<br>
<script>
<br>
var globalVar = 'Hello'; <br>
console.log(globalVar); <br>
</script>
<script>
element and is accessible within the script, printing 'Hello' when using console.log.
Which statement accurately describes the scope of global variables declared in HTML?
A). Global variables are accessible only within the <script>
element where they are declared
B). Global variables are accessible only within the <body>
element where they are declared
C). Global variables are accessible throughout the entire HTML document
D). Global variables are accessible only within the <head>
element where they are declared
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
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 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
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 CSS?
A). To store values that can be reused throughout a CSS stylesheet
B). To restrict the scope of variables within specific CSS rules
C). To override default browser styles
D). To prevent conflicts between CSS selectors
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 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>
How can you mitigate the risk of naming conflicts when using global variables within HTML documents?
A). By using unique and descriptive names for global variables
B). By using shorter variable names
C). By using the global attribute to specify global variables
D). By using the namespace attribute to define variable namespaces
Which HTML element is commonly used to define global variables in HTML?
A). <div>
B). <variable>
C). <script>
D). <global>