Welcome to the Performance Measures in JavaScript MCQs Page

Dive deep into the fascinating world of Performance Measures in JavaScript with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Performance Measures in JavaScript, a crucial aspect of JavaScript. In this section, you will encounter a diverse range of MCQs that cover various aspects of Performance Measures in JavaScript, 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 Performance Measures in JavaScript. 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 Performance Measures in JavaScript. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Performance Measures in JavaScript MCQs | Page 4 of 7

Explore more Topics under JavaScript

01

Basics of JavaScript

02

Arrays and Functions

03

Classes and Modules

04

Server Side and Client Side Scripting

05

Document Object Model and Event Handling

06

Graphics and Rendering

07

Socket Programming with JavaScript

08

Parsing, Benchmarking and Logging

09

Invocation and Performance

10

Caching and Debugging

11

JavaScript Animation

Q31.

Which of the following can be used for a deeper analysis of the web page's performance?

WebPageTest

FireBug

YSlow

All of the mentioned

Discuss

Answer: (c).YSlow

Q32.

How many rules are there in the YSlow version 2.0?

Discuss

Answer: (a).23

Q33.

Which of the following is mandatory to run before running YSlow?

WebPageTest

FireBug

Both WebPageTest and FireBug

None of the mentioned

Discuss

Answer: (b).FireBug

Q34.

How does the YSlow for Mobile work as?

Bookwise

Booklet

Bookmaklet

All of the mentioned

Discuss

Answer: (c).Bookmaklet

Q35.

Which network allows you to distribute static assets like images, etc?

Content Delivery Network

Content Receiving Network

System Area Network

None of the mentioned

Discuss

Answer: (a).Content Delivery Network

Q36.

When does WebPageTest become necessary?

To run any common website

To run private websites

To run QA testing

All of the mentioned

Discuss

Answer: (b).To run private websites

Q37.

What is the purpose of Auth tab in the testing platform?

To specify credentials

To authorize a page

To run the test

None of the mentioned

Discuss

Answer: (a).To specify credentials

Q38.

What is the purpose of the Script tab?

To edit the coding

To run on multiple servers

To run more complex tests

None of the mentioned

Discuss

Answer: (c).To run more complex tests

Q39.

Which is the command that is used to spoof the client user agent?

setUserAgent

spoofAgent

spoofClientUserAgent

none of the mentioned

Discuss

Answer: (a).setUserAgent

Q40.

What is the purpose of the Block tab?

To block the response

To block the request

To block the mouse pointer

None of the mentioned

Discuss

Answer: (b).To block the request

Page 4 of 7

Welcome to the Performance Measures in JavaScript MCQs Page

Performance Measures in JavaScript MCQs | Page 4 of 7

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

Socket Programming with JavaScript

Parsing, Benchmarking and Logging

Invocation and Performance

Caching and Debugging

JavaScript Animation

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