[Jun-2026] The Best Salesforce Developers Study Guide for the Plat-Dev-201 Exam
Plat-Dev-201 certification guide Q&A from Training Expert ExamsTorrent
NEW QUESTION # 65
A developer must implement a CheckPaymentProcessor class that provides check processing payment capabilities that adhere to what defined for payments in the PaymentProcessor interface.
public interface PaymentProcessor { void pay(Decimal amount); }
Which is the correct implementation to use the PaymentProcessor interface class?
- A. Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {}
} - B. Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount) {}
} - C. Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount);
} - D. Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount);
}
Answer: D
NEW QUESTION # 66
A developer is alerted to an issue with a custom Apex trigger that is causing records to be duplicated. What is the most appropriate debugging approach to troubleshoot the issue?
- A. Disable the trigger m production and test to see If the issue still occurs.
- B. Review the Historical Event logs to Identify the source of the issue.
- C. Use the Apex Interactive Debugger to step through the code and Identify the issue.
- D. Add system.debug statements to the code to track the execution flow and identify the issue.
Answer: D
NEW QUESTION # 67
A developer is implementing an Apex class for a financial system. Within the class, the variables
`creditAmount' and `debtAmount' should not be able to change once a value is assigned. In which two ways can the developer declare the variables to ensure their value can only be assigned one time? Choose 2 answers
- A. Use the static keyword and assign its value in the class constructor.
- B. Use the final keyword and assign its value in the class constructor.
- C. Use the static keyword and assign its value in a static initializer.
- D. Use the final keyword and assign its value when declaring the variable.
Answer: B,D
NEW QUESTION # 68
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 fails because no assertions were made in the test method.
- B. The deployment passes because the Apex code has the required >75% code coverage.
- 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.
Answer: C
NEW QUESTION # 69
Universal Containers stores the availability date on each Line Item of an Order and Orders are only shipped when all of the Line Items are available. Which method should be used to calculate the estimated ship date for an Order?
- A. Use a CEILING formula on each of the Latest availability date fields.
- B. Use a Max Roll-Up Summary field on the Latest availability date fields.
- C. Use a LATEST formula on each of the latest availability date fields.
- D. Use a DAYS formula on each of the availability date fields and a COUNT Roll-Up Summary field on the Order.
Answer: B
NEW QUESTION # 70
A company has been adding data to Salesforce and has not done a good Job of limiting the creation of duplicate Lead records. The developer is considering writing an Apex process to identify duplicates and merge the records together.
Which two statements are valid considerations when using merged? Choose 2 answers
- A. The field values on the master record are overwritten by the records being merged.
- B. External ID fields can be used with the merge method.
- C. The merge method allows up to three records, including the master and two additional records with the same sObject type, to be merged into the master record.
- D. Merge is supported with accounts, contacts, cases, and leads.
Answer: C,D
NEW QUESTION # 71
A custom object Trainer_c has a lookup field to another custom object Gym___c. Which SOQL query will get the record for the Viridian City gym and it's trainers?
- A. SELECT Id, (SELECT Id FROM Trainer_c) FROM Gym_c WHERE Name -Viridian City Gym'
- B. SELECT ID FROM Trainer_c WHERE Gym__r.Name -Viridian City Gym'
- C. SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name -Viridian City Gym'
- D. SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name . Viridian City Gym'
Answer: D
NEW QUESTION # 72
A developer created a trigger on a custom object. This custom object also has some dependent pick lists.
According to the order of execution rules, which step happens first?
- A. System validation is run for maximum field lengths.
- B. Old values are overwritten with the new record values,
- C. JavaScript validation is run In the browser.
- D. The original record is loaded from the database.
Answer: C
NEW QUESTION # 73
A developer is asked to write helper methods that create test data for unit tests.
What should be changed in the Testvtils class so that its methods are only usable by unit test methods?
- A. Remove static from line 03.
- B. Add @IsTest above line 03,
- C. Change public to private on line 01.
- D. Add @IsTest above line 01.
Answer: B
NEW QUESTION # 74
A developer is creating a Lightning web component to showa list of sales records.
The Sales Representative user should be able to see the commission field on each record. The Sales Assistant user should be able to see all fields on the record except the commission field.
How should this be enforced so that the component works for both users without showing any errors?
- A. Use Security. stripInaccessible to remove fields inaccessible to the current user.
- B. Use Lightning Data Service to get the collection of sales records.
- C. Use WITH SECURITY_ENFORCED in the SOQL that fetches the data for the component.
- D. Use Lightning Locker Service to enforce sharing rules and field-level security.
Answer: A
NEW QUESTION # 75
Universal Container uses Service Cloud with a custom field, stage_c, on the Case object.
Management wants to send a follow-up email reminder 6 hours after the stage_c field is set to
`';Waiting on customer'' The .... Administrator wants to ensure the solution used is bulk safe.
Which two automation tools should a developer recommend to meet these business requirements? Choose 2 answers
- A. Record_Triggered Flow
- B. Scheduled Flow
- C. Einstein Next Best Action
- D. Process Builder
Answer: A,B
NEW QUESTION # 76
Where are two locations a developer can look to find information about the status of asynchronous or future methods? Choose 2 answers
- A. Time-Based Workflow Monitor
- B. Apex Flex Queue
- C. Apex Jobs
- D. Paused Flow Interviews component
Answer: B,C
NEW QUESTION # 77
Which salesforce org has a complete duplicate copy of the production org including data and configuration?
- A. Partial Copy Sandbox
- B. Developer Pro Sandbox
- C. Production
- D. Full Sandbox
Answer: D
NEW QUESTION # 78
A developer identifies the following triggers on the Expense __c object:
The triggers process before delete, before insert, and before update
events respectively.
Which two techniques should the developer implement to ensure trigger best practices are followed? Choose 2 answers
- A. Unify the before insert and before update triggers and use Flow for the delete action.
- B. Create helper classes to execute the appropriate logic when a record is saved.
- C. Unify all three triggers in a single trigger on the Expense__c object that includes all events.
- D. Maintain all three triggers on the Expense__c object, but move the Apex logic out of the trigger definition.
Answer: B,D
NEW QUESTION # 79
While developing an Apex class with custom search functionality that will be launched from a Lightning Web Component, how can the developer ensure only records accessible to the currently logged in user are displayed?
- A.
- B.
- C.
- D.
Answer: D
NEW QUESTION # 80
Which two are best practices when it comes to component and application event handling?
(Choose two.)
- A. Handle low-level events in the event handler and re-fire them as higher-level events.
- B. Try to use application events as opposed to component events.
- C. Reuse the event logic in a component bundle, by putting the logic in the helper.
- D. Use component events to communicate actions that should be handled at the application level.
Answer: A,C
NEW QUESTION # 81
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