Adobe Commerce Front-End Developer Expert (AD0-E720) Free Practice Test

Question 1

An Adobe Commerce developer needs to modify the width and height of all product images inside the theme Vendor/theme. What file inside the theme is responsible for these changes?

A. Vendor/theme/etc/view.xml

B. Vendor/theme/etc/images.xml

C. Vendor/theme/etc/theme.xml

Correct Answer: A

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 2

An Adobe Commerce developer has just installed an extension via composer. When running, bin/magento module: status Vendor_Module, the status is returned as Module is disabled.
Which two CLI commands need to be run to make the extension work properly? (Choose two.)

A. bin/magento setup:upgrade

B. composer update vendor/module

C. composer install

D. bin/magento module:enable Vendor_Module --clear-static-content

Correct Answer: A,D

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Question 3

What is the difference between styles-l.less and styles-m.less ?

A. styles-i.less is used to generate desktop-specific styles and stytes-m.less is used to generate basic and mobile-specific styles.

B. styles-i.less is used to generate basic and mobile-specific styles and stytes-m.less is used to generate desktop-specific styles.

C. styles-i.less is used to generate desktop-specific styles and stytes-m.less is used to generate only mobile-specific styles.

Correct Answer: A

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Question 4

An Adobe Commerce developer needs to debug an issue, where the path of the block template was invalid and the warning was added to a log file. Which mode are errors only written to a log file and not displayed?

A. default and production

B. developer only

C. developer and default

Correct Answer: A

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Question 5

An Adobe Commerce developer has created a system configuration field:

Using Layout XML, how can the visibility of a block be controlled by a system configuration?

A. <block name="block.name" template="Vendor_Module::template.phtml="
ifconfig="vendor/general/enable" />

B. <block name="block.name" template=''Vendor_Module:
:template.phtml"ifconfig="module/general/enable" />

C. <block name="block.name" template="Vendor_Module::template.phtml"
ifconfig="general/module/enable" />

Correct Answer: A

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 6

An Adobe Commerce developer needs to improve the time of first render of the pages. How would the developer achieve this?

A. Enable JavaScript minification

B. Enable CSS file merging

C. Use the quick static files deployment strategy

D. Enable CSS critical path

Correct Answer: D

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

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Adobe Commerce Front-End Developer Expert (AD0-E720) Free Practice Test