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Welcome to the Invocation and Performance MCQs Page

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

Invocation and Performance MCQs | Page 9 of 9

Explore more Topics under JavaScript

Q81.
What is the parameter of the method getElementsbyTagName() if we need to get an image?

a.

image

b.

src

c.

img

d.

imageurl

Discuss
Answer: (c).img
Q82.
How do we stop blocking of loading and executing the perfLogger, a logging type data?

a.

Inlining the perfLogger

b.

Removing the perfLogger

c.

Placing the perfLogger before the 'script' tag

d.

None of the mentioned

Discuss
Answer: (a).Inlining the perfLogger
Page 9 of 9

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