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Adobe Exam AD0-E720 Topic 1 Question 35 Discussion

Actual exam question for Adobe's AD0-E720 exam
Question #: 35
Topic #: 1
[All AD0-E720 Questions]

An Adobe Commerce developer wants to initialize a JS component via Layout XML in custom reference block test. component. Which Layout XML instruction would be used to initialize this JS component?

A)

B)

C)

Show Suggested Answer Hide Answer
Suggested Answer: A

To customize a JavaScript component that is written as a function, the developer can use option A. This option will use the prototype property of the function to extend its functionality and add new methods or properties. For example:

function Component() { // Component logic }

Component.prototype.customMethod = function() { // Custom method logic };

This will create a new method called customMethod on the prototype of the Component function, which can be accessed by any instance of the Component object. The developer can also override existing methods or properties on the prototype by reassigning them with new values.

Option B is not correct because it will not extend the native JavaScript function, but create a new function that wraps the original function. This will not allow the developer to access or modify the properties or methods of the original function. Option C is not correct because it will not extend the native JavaScript function, but create a new object that inherits from the original function. This will not allow the developer to customize the original function itself, but only its instances.


Contribute your Thoughts:

Gayla
5 days ago
You know, if this was a test on dad jokes, I'd totally pick Option C. 'Cause that's the real way to 'layout' the JavaScript component, am I right?
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Willard
9 days ago
As an Adobe Commerce developer, I can say with confidence that Option B is the correct answer. Initializing components through Layout XML is a well-established practice.
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Sharika
11 days ago
Haha, I bet the exam writers are trying to trick us with these options. Option B is definitely the way to go, unless they're feeling extra devious today.
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Layla
12 days ago
I'm not sure, but Option C seems more like it's using the component in a template rather than initializing it. Option B feels like the right choice here.
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Scarlet
15 days ago
Why do you think Option C is correct?
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Sabrina
19 days ago
Option B looks like the correct way to initialize the JS component via Layout XML. The `

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