Salesforce CRT-450 問題集

質問 1：
Developers at Universal Containers (UC) use version control to share their code changes, but they notice that when they deploy their code to different environments they often have failures. They decide to set up Continuous Integration (CI).
What should the UC development team use to automatically run tests as part of their CI process?
A. Developer Console
B. Visual Studio Code
C. Force.com Toolkit
D. Salesforce CLI
正解：D

質問 2：
What is an example of a polymorphic lookup field in Salesforce?
A. The Whatld field on the standard Event object
B. A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign
C. The LeadId and Contactid fields on the standard Campaign Member object
D. The Parentid field on the standard Account object
正解：A

質問 3：
Universal Containers has developed custom Apex code and Lightning Components in a Sandbox environment. They need to deploy the code and associated configurations to the Production environment.
What is the recommended process for deploying the code and configurations to Production?
A. Use Salesforce CLI to deploy the Apex code and Lightning Components.
B. Use the Ant Migration Tool to deploy the Apex cade and Lightning Components.
C. Use a change set to deploy the Apex code and Lightning Components.
D. Use the Force.com IDE to deploy the Apex code and Lightning Components.
正解：A

質問 4：
A developer needs to make a custom Lightning Web Component available in the Salesforce Classic user interface Which approach can be used to accomplish this?
A. Use a Visualforce page with a custom controller to invoke the Lightning Web Component using a call to an Apex method.
B. Embed the Lightning Web Component is a Visualforce Component and add directly to the page layout.
C. Wrap the Lightning Web Component in an Aura Component and surface the Aura Component as a Visualforce tab.
D. Use the Lightning Out JavaScript library to embed the Lightning Web Component in a Visualforce page and add to the page layout.
正解：D

質問 5：
A developer is creating a page that allows users to create multiple Opportunities. The developer is asked to verify the current user's default Opportunity record type, and set certain default values based on the record type before inserting the record.
How can the developer find the current user's default record type?
A. Query the Profile where the ID equals userinfo.getprofileID () and then use the profile opportunity. getdefaultresoratype (} method,
B. Use the schema. Userinfo. Opportunity. getDefaultRecordType {) method.
C. Use opportunity. sobjectTyps. getDeacribse().getRecordTypeInfos {) to get a list of record types, and iterate through them until isDefaultRecordtypeMapping {) is true.
D. Create the opportunity and check the opportunity. recordtype, which will have the record ID of the current user's default record type, before inserting.
正解：C

質問 6：
Given the following Anonymous block:

What should a developer consider for an environment that has over 10,000 Case records?

What should a developer consider for an environment that has over 10,000 Case records?
A. The try-catch block will handle exceptions thrown by governor limits.
B. The transaction will succeed and changes will be committed.
C. The transaction will fail due to exceeding the governor limit.
D. The try-catch block will handle any DML exceptions thrown,
正解：C

質問 7：
While writing an Apex class, a developer wants to make sure that 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 to specifications?
A. Include a try/catch block to the Apex class.
B. Include a savepoint and pacabase.rollback().
C. Run the code in an Execute Anonymous block in the Developer Console.
D. Create a test class to execute the business logic and run the test in the Developer Console.
正解：B

質問 8：
Universal Containers decided to transition from Classic to Lightning Experience. They asked a developer to replace a JavaScript button that was being used to create records with prepopulated values.
What can the developer use to accomplish this?
A. Validation rules
B. Record triggered flows
C. Apex triggers
D. Quick Actions
正解：D

質問 9：
A developer is integrating with a legacy on-premise SQL database.
What should the developer use to ensure the data being integrated is matched to the right records in Salesforce?
A. Formula field
B. External ID field
C. External Object
D. Lookup field
正解：B