Adobe AD0-E704 問題集

質問 1：
You are debugging an issue where the staged product custom attribute value is not displayed properly. The attribute backend type is varchar. How does Magento store scheduled values for varchar attributes?
A. By creating a new record in the cataiog_product_entity table with the same entity_id and different rowjd and it creates a new record in the catalog_product_entity_varchar table connected to the new row-id
B. By creating a new table cataiog_product_entity_varchar_<version> where the scheduled attribute value is located
C. By creating a new website called staging_<version and saving the new attribute value for that website in the catalog_produt_entity_varchar table with the same entity_id
D. By creating a new record in the table cataiog_product_entity_varchar with a new row_id connected to the same entity_id
正解：A

質問 2：
After the installation of several 3rd-party extensions to the merchant's store, it was noticed the admin panel authentication consistently fails with the credentials used before. Where do you start debugging to understand why the authentication is failing?
A. \Magento\Backend\App\Act ion\Observer\Authentication::execute
B. \Magento\Backend\App\Act ion\Plugin\Authentication::aroundDispatch
C. \Magento\Backend\App\Act ion\AuthenticationWrapper::dispatch
D. \Magento\Backend\App\Action\Composite\Authentication::dispatch
正解：C

質問 3：
You are integrating an external system from which products and categories will be synchronized with Magento.
To keep the category tree synchronized, an identifier attribute needs to be added to the catalog_category entity. The identifier value is generated by the external system as an unsigned 3 byte integer and is global in scope. Your code will run many concurrent queries to select categories based on this ID in order to synchronize changes.
Keeping performance in mind, what attribute backend type do you choose when creating the EAV attribute?
A. text
B. static
C. int
D. varchar
正解：C

質問 4：
You are working on a project which uses Staging for different entities. You are considering the option to stage and rollback different entities independently. What is the scope of a Staging version in Magento?
A. Group of entities (catalog, customer, cms), which makes only possible to stage and rollback the whole group
B. Table, which makes it possible to stage and rollback the data from each table separately
C. Website, such that all entity values for the website are affected with a stage and rollback
D. Global, such that stage and rollback affect the whole database
正解：D

質問 5：
You defined a custom layout file 1column-2footers.xml under /view/frontend/layouts.xml. Now, what is the conventional path to creating the custom layout file 1column-2footers.xml?
A. <module_dir>/view/frontend/layout
B. <module_dir>/etc/frontend/page_layout/
C. <module_dir>/view/frontend/page_layout
D. <module_dir>/etc/frontend/layout
正解：C

質問 6：
After enable the content security policy in a magento site, you see below warnings/errors in the browser console. "[Report Only] Refused to load the script 'https://cdn.jquery.com/jquery.js' because it violates the following Content Security Policy directive: "script-src assets.adobedtm.com".What could be the standard fix of this problem?
A. Add etc/csp_whitelist.xml in a custom module and whitelist it under policy id="link-src"
B. Add etc/config.xml in a custom module and set report only to 1, to let the browser load all script urls without error.
C. Add etc/csp_whitelist.xml in a custom module and whitelist it under policy id="script-src"
D. Disable the module Magento_Csp to let the browser load all script urls without error.
正解：C

質問 7：
You are creating a module that creates a Catalog Price Rule. You have written this code to specify the conditions:

After saving the catalog rule, the second and third condition do not seem to fall under the combine condition.
How do you fix the issue?
A. The array keys are incorrect they need to be 1--1 and 1--2
B. The () operator in the third condition is invalid, which prevents the conditions from being saved correctly
C. The value field in the first condition is changed to "2. 3"
D. The type of the third condition needs to be Magento\CatalogRule\Model\Rule\Condition\Category since you are checking on category_ids
正解：B