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.

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 8 of 11

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Performance Measures in JavaScript

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Q71.

What is the work of the form control elements in the HTML DOM?

User Interface elements

All the possible elements

Debugging elements

None of the mentioned

Discuss

Answer: (a).User Interface elements

Q72.

How are the objects organized in the HTML DOM?

Class-wise

Queue

Hierarchy

None of the mentioned

Discuss

Answer: (c).Hierarchy

Q73.

Which of the following is a type of HTML DOM?

Legacy DOM

W3C DOM

IE4 DOM

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q74.

What is the purpose of the Legacy DOM ?

Makes the scripting easier

Allows access to few keys and elements

All of the mentioned

None of the mentioned

Discuss

Answer: (b).Allows access to few keys and elements

Q75.

Which object is the top of the hierarchy?

Window Object

Document Object

Form Object

Form Control Elements

Discuss

Answer: (a).Window Object

Q76.

In which part does the form validation occur?

Client

Server

Both Client and Server

None of the mentioned

Discuss

Answer: (b).Server

Q77.

What would happen if the data in the client had been wrong?

Sends back the data

Waits for correction

Sends back the data and Waits for correction

None of the mentioned

Discuss

Answer: (c).Sends back the data and Waits for correction

Q78.

What is the purpose of the basic validation?

Data correctness

Mere data existence

Both Data correctness and Mere data existence

None of the mentioned

Discuss

Answer: (b).Mere data existence

Q79.

What is the purpose of data format validation?

Data correctness

Mere data existence

Both Data correctness and Mere data existence

None of the mentioned

Discuss

Answer: (a).Data correctness

Q80.

Which is the function that is called to validate a data?

validate()

valid()

validation()

none of the mentioned

Discuss

Answer: (d).none of the mentioned

Page 8 of 11

Welcome to the Caching and Debugging MCQs Page

Caching and Debugging MCQs | Page 8 of 11

Explore more Topics under JavaScript

Basics of JavaScript

Arrays and Functions

Classes and Modules

Server Side and Client Side Scripting

Document Object Model and Event Handling

Graphics and Rendering

Performance Measures in JavaScript

Socket Programming with JavaScript

Parsing, Benchmarking and Logging

Invocation and Performance

JavaScript Animation

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