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Question 21

Given the following JavaScript code:
```javascript
<script>
var enabled = true;
</script>
```
Which code segment tests the variable value and displays an alert message?

A.```javascript
if enabled {
alert('ok');
}
```
B.```javascript
if (enabled == true){
alert('ok');
}
```
C.```javascript
if(enabled){
alert('ok');
}
```
D.```javascript
if enabled == true {
alert('ok');
}
```

Question 22

Which HTML elements support the `<script>` tag to invoke JavaScript code?
Choose 2 answers:

A.body
B.head
C.form
D.meta
E.title

Question 23

Which HTML segment should a developer use to enable the Offline AppCache application programming interface (API)?

A.`<meta cache="date.appcache">`
B.`<html cache="date.appcache">`
C.`<meta manifest="date.appcache">`
D.`<html manifest="date.appcache">`

Question 24

Which technique should a developer use for text-based hyperlink on mobile web page?

A.Padding the clickable area around the link
B.Keeping links uniform
C.Deploying graphical links
D.Using dynamic page elements neat the link

Question 25

Which of the following best describes the programming paradigm of JavaScript?

A.Function-driven
B.Object-based
C.Object-oriented
D.Event-driven