Salesforce PDII 問題集

質問 1：
An Apex trigger creates a Contract record every time an Opportunity is marked as Closed/Won. Historical records need to be loaded, but Contract records should not be created during this mass load. What is the most extendable way to update the Apex trigger to accomplish this?
A. Add a validation rule to the Contract to prevent creation by the data load user.
B. Use a hierarchy custom setting to skip executing the logic inside the trigger for the user who loads the data.
C. Use a list custom setting to disable the trigger for the user who loads the data.
D. Add the Profile ID of the user who loads the data to the trigger.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 2：
A company wants to incorporate a third-party web service to set the Address fields when an Account is inserted, if they have not already been set. What is the optimal way to achieve this?
A. Create an Apex class, execute a Future method from it, and make a callout from the Future method.
B. Create an Apex class, execute a Batch Apex job from it, and make a callout from the Batch Apex job.
C. Create an Apex trigger, execute a Queueable job from it, and make a callout from the Queueable job.
D. Create a Before Save Flow, execute a Queueable job from it, and make a callout from the Queueable job.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
A developer needs to store variables to control the style and behavior of a Lightning Web Component. Which feature can be used to ensure that the variables are testable in both Production and all Sandboxes?
A. Custom variable
B. Custom setting
C. Custom metadata
D. Custom object
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 4：
A query using OR between a Date and a RecordType is performing poorly in a Large Data Volume environment. How can the developer optimize this?
A. Annotate the method with the @Future annotation.
B. Use the Database.querySelector method to retrieve the accounts.
C. Break down the query into two individual queries and join the two result sets.
D. Create a formula field to combine the CreatedDate and RecordType value, then filter based on the formula.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 5：
A developer is writing a Visualforce page that queries accounts in the system and presents a data table with the results. The users want to be able to filter the results based on up to five fields. However, the users want to pick the five fields to use as filter fields when they run the page. Which Apex code feature is required to facilitate this solution?
A. Dynamic SOQL
B. Variable binding
C. Metadata API
D. Streaming API
正解：A
解説: (Topexam メンバーにのみ表示されます)