最新的Salesforce CRT-450免費考試真題

問題1

A developer must provide custom user interfaces when users edit a Contact in either Salesforce Classic or Lightning Experience.
What should the developer use to override the Contact's Edit button and provide this functionality?

A. A Visualforce page in Salesforce Classic and a Lightning component in Lightning Experience

B. A Lightning page in Salesforce Classic and a Visualforce page in Lightning Experience

C. A Visualforce page in Salesforce Classic and a Lightning page in Lightning Experience

D. A Lightning component in 5alesforce Classic and a Lightning component in lightning Experience

正確答案: A

問題2

Universal Containers has large number of custom applications that were built using a third-party javaScript framework and exposed using Visualforce pages. The Company wants to update these applications to apply styling that resembles the look and feel of Lightning Experience. What should the developer do to fulfill the business request in the quickest and most effective manner?

A. Enable Available for Lightning Experience, Lightning Communities, and the mobile app on Visualforce pages used by the custom application.

B. Set the attribute enableLightning to true in the definition.

C. Incorporate the Salesforce Lightning Design System CSS stylesheet into the JavaScript applications.

D. Rewrite all Visualforce pages asLightning components.

正確答案: C

問題3

What is the value of the Trigger.old context variable in a before insert trigger?

A. A list of newly created sObjects without IDs

B. An empty list of sObjects

C. null

D. Undefined

正確答案: B

問題4

What writing an Apex class, a developer warts to make sure thai all functionality being developed Is handled as specified by the requirements.
Which approach should the developer use to be sure that the Apex class is working according tospecification?

A. Include a try/catch block to the Apex class.

B. Include a savepoint and Database,rollback.

C. Run the code in an Execute Anonymous block n the Deceloper Consider.

D. Create a test class to execute the business logic and run the test in the Developer Console.

正確答案: D

問題5

What should be used to create scratch orgs?

A. Developer Console

B. Salesforce CLI

C. Workbench

D. Sandbox refresh

正確答案: B

問題6

The following code snippet is executed by a Lightning web component in an environment with more than 2,000 lead records:

Which governor limit will likely be exceeded within the Apex transaction?

A. Total number of records retrieved by SOQL queries

B. Total number of DML statement issued

C. Total number of records processed as a result of DML statements

D. Total number of SOQL queries issued

正確答案: A

問題7

A developer created this Apex trigger that calls Myclass.myStaticMethod:

The developer creates a test class with a test method that calls MyClass.myStaticMethod directly, resulting in 81% overall code coverage.
What happens when the developer tries to deploy the trigger and two classes to production, assuming no other code exists?

A. The deployment passes because the Apex code has the required >75% code coverage.

B. The deployment fails because no assertions were made in the test method.

C. The deployment fails because the Apex trigger has no code coverage.

D. The deployment passes because both classes and the trigger were included in the deployment.

正確答案: C

問題8

Which action causes a before trigger to fire by default for Accounts?

A. Importing data using the Data Loader and the Bulk API

B. Converting Leads to Contact accounts

C. Updating addresses using the Mass Address update tool

D. Renaming or replacing picklist

正確答案: A

最新的Salesforce Certified Platform Developer I - CRT-450免費考試真題

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