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Welcome to the Caching and Debugging MCQs Page

Dive deep into the fascinating world of Caching and Debugging with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Caching and Debugging, a crucial aspect of JavaScript. In this section, you will encounter a diverse range of MCQs that cover various aspects of Caching and Debugging, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within JavaScript.

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Check out the MCQs below to embark on an enriching journey through Caching and Debugging. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of JavaScript.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Caching and Debugging. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Caching and Debugging MCQs | Page 7 of 11

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Q61.
What is the necessity to have API?

a.

Guide to performing activities

b.

Describe particular task

c.

Both performing activities and Describe particular task

d.

None of the mentioned

Discuss
Answer: (b).Describe particular task
Q62.
What is the purpose of the event onAirEvent?

a.

Content is played

b.

Content is transfered

c.

Both Content is played and transfered

d.

None of the mentioned

Discuss
Answer: (a).Content is played
Q63.
What is the purpose of the event disconnectionEvent?

a.

Player demands for disconnection

b.

Player disconnects from the channel

c.

There is no user interaction

d.

None of the mentioned

Discuss
Answer: (b).Player disconnects from the channel
Q64.
When does one use the event ready?

a.

Before loading

b.

During loading

c.

After loading

d.

None of the mentioned

Discuss
Answer: (c).After loading
Q65.
When does one use the method startOverlays()?

a.

Edit ad request

b.

Delete ad request

c.

Create ad request

d.

None of the mentioned

Discuss
Answer: (c).Create ad request
Q66.
What is the reason for avoiding the attributes property in the HTML DOM?

a.

Found unncessary

b.

Attributes don't have attributes

c.

Attributes have attributes

d.

None of the mentioned

Discuss
Answer: (b).Attributes don't have attributes
Q67.
What is the purpose of the method nodeMap.setNamedItem()?

a.

Sets ID

b.

Sets attribute node

c.

Sets element name

d.

None of the mentioned

Discuss
Answer: (b).Sets attribute node
Q68.
How is everything treated in HTML DOM?

a.

Node

b.

Attributes

c.

Elements

d.

All of the mentioned

Discuss
Answer: (a).Node
Q69.
What does the NamedNodeMap object represent in the HTML DOM?

a.

Unordered collection of elements

b.

Unordered collection of attributes

c.

Unordered collection of nodes

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q70.
What is the purpose of the Attr object in the HTML DOM?

a.

Used to focus on a particular part of the HTML page

b.

HTML Attribute

c.

Used to arrange elements

d.

None of the mentioned

Discuss
Answer: (b).HTML Attribute
Page 7 of 11

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