Salesforce Salesforce Certifications B2C-COMMERCE-DEVELOPER Questions & Answers

• Question 71:

  The following code performs poorly in the storefront.

  

  Considering best practices, what is the main problem with this code?

  A. The code performs post-query processing in an inefficient manner. The nested for-loops should be changed to more efficient code.

  B. The code uses ProductSearchModel, which performs a database search.

  C. The code invokes dw.catalog.ProductSearchModel directly. It is more efficient to use the following code and then invoke the method. var ProductSearchModel = require (dw.catalog.ProductSearchModel);

  D. The code performs post-query processing, which is inefficient and should be avoided

  Correct Answer: C

• Question 72:

  A merchant reports that a particular landing page loads slowly. As a result, there is a significantly higher visitor departure rate in the analytics that appears to correlate with this. They anticipate this will impact revenues and want to resolve as

  soon as possible.

  In order to diagnose and remedy this, the merchant asks their developer to investigate caching settings on the page in an attempt to determine the root cause.

  How can the developer quickly inspect the page components to understand the caching?

  A. Open the request logs to inspect the caching information

  B. Utilize the debugger to inspect the caching information

  C. Use the Storefront Toolkit cache info tool to inspect page components

  D. Inspect the caching properties of the page component in an IDE

  Correct Answer: C

  Reference: https://documentation.b2c.commercecloud.salesforce.com/DOC3/index.jsp?topic=% 2Fcom.demandware.dochelp%2Fcontent%2Fb2c_commerce%2Ftopics%2Fstorefront_toolkit% 2Fb2c_storefront_toolkit_tools.html

• Question 73:

  A client sells its product in single-brand stores as well as in multi-brand stores. When shown in the store locator list, the client wants the single-brand stores to have a particular background color to highlight them. Which Business Manager action should be completed to allow the developer to apply different styling to the single-brand stores?

  A. Add a Boolean custom attribute to the Store system object

  B. Configure the existing Store custom object type definition

  C. Adjust the relevant Site Preference in the Stores group

  D. Create a new SingleBrandStore custom object configuration

  Correct Answer: D

• Question 74:

  A developer is given a task to implement a new Page Designer layout component that doesn't accept certain asset components. How should the developer achieve the above task?

  A. Add layout_type_exclusion in the other asset components json configuration

  B. Add component_type_inclusion in the layout json configuration

  C. Add layout_type_inclusion in the target components json configurations

  D. Add component_type_exclusions in the layout json configuration

  Correct Answer: B

• Question 75:

  Given a file in a plug-in cartridge with the following code:

  

  What does this code extend?

  A. A middleware script

  B. A controller

  C. A decorator

  D. A model

  Correct Answer: B

  Reference: https://documentation.b2c.commercecloud.salesforce.com/DOC3/index.jsp?topic=% 2Fcom.demandware.dochelp%2Fcontent%2Fb2c_commerce%2Ftopics%2Fsfra% 2Fb2c_sfra_modules.html

• Question 76:

  Given the customer basket described below:

  1.

  A customer has an existing basket that consists of multiple items.

  2.

  One of the items is identified as a gift item by an attribute at the product line item.

  The developer needs to write custom code to fetch the customer basket and then modify the basket based upon the items in the cart. If the basket contains any gift items, modify the basket and create a separate shipment for the gift item.

  Four hooks are required to make the modification, beginning with modifyGETResponse and ending with validateBasket.

  1.

  dw.ocapi.shop.basket.modifyGETResponse

  2.

  -- missing hook -

  3.

  -- missing hook -

  4.

  dw.ocapi.shop.basket.validateBasket

  What are the two missing hooks on the middle? (Choose two.)

  A. dw.ocapi.shop.basket.shipment.afterDELETE

  B. dw.ocapi.shop.basket.shipment.beforePOST

  C. dw.ocapi.shop.basket.shipment.beforePATCH

  D. dw.ocapi.shop.basket.shipment.beforeDELETE

  Correct Answer: BD

  Reference: https://documentation.b2c.commercecloud.salesforce.com/DOC4/index.jsp?topic=% 2Fcom.demandware.dochelp%2FOCAPI%2Fcurrent%2Fusage%2FHooks.html

• Question 77:

  Which three configurations does a developer need to ensure to have a new product visible in the Storefront? (Choose three.)

  A. The Storefront catalog that contains the product is assigned to a site

  B. The product has a price

  C. The product has a master product

  D. The product is online and searchable

  E. The search index is built

  Correct Answer: ABC

  Reference: https://documentation.b2c.commercecloud.salesforce.com/DOC3/index.jsp?topic=% 2Fcom.demandware.dochelp%2Fcontent%2Fb2c_commerce%2Ftopics%2Fproducts% 2Fb2c_products.html

• Question 78:

  A developer needs to share their sandbox data with a colleague working on the same realm. What is the best practice to share data between two environments?

  A. Perform a site export and a local site import

  B. Perform a data replication from one sandbox to the other

  C. Perform a site export using the global export directory

  D. Perform a site export using the remote archive

  Correct Answer: A

  Reference: https://trailhead.salesforce.com/en/content/learn/modules/architecture-of-commerce-cloud- digital/cc-digital-configuration

• Question 79:

  Given the requirement to add caching to an existing page while adhering to SFRA best practices, which code snippet should be used?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: A

  Reference: https://documentation.b2c.commercecloud.salesforce.com/DOC1/index.jsp?topic=% 2Fcom.demandware.dochelp%2Fsfrajsdoc%2Fjs%2Fserver% 2Fapp_storefront_base_cartridge_controllers_Page.js.html

• Question 80:

  Given the SFRA Controller below:

  

  Why would a JavaScript debugger, that is stopped at line 06, fail to show the viewData variable in the inspection tool?

  A. viewData is declared but not assigned

  B. viewData is assigned but not declared

  C. viewData is a B2C Script reserved name

  D. cache.applyDefaultCache is not a valid middleware

  Correct Answer: B