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Salesforce Plat-Dev-201 Exam Syllabus Topics:

Topic	Details
Topic 1	User Interface: Covers building secure custom UIs using Lightning Web Components, Visualforce, and Flow, including component events, framework benefits, and preventing UI and data access security vulnerabilities.
Topic 2	Testing, Debugging, and Deployment: Covers writing tests for Apex and flows, using Salesforce developer tools (DX, CLI, Developer Console), debugging and monitoring system issues, and deploying code and configurations across environments.
Topic 3	Process Automation and Logic: Focuses on automating business logic using declarative tools and Apex, including SOQL SOSL DML, control flow, governor limits, transaction execution order, exception handling, and Apex classes and triggers best practices.
Topic 4	Developer Fundamentals: Covers Salesforce multi-tenant concepts, MVC and Lightning Component Framework, declarative vs. programmatic customization decisions, data modeling, and basic Agentforce use cases for developers.

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Salesforce Certified Platform Developer Sample Questions (Q62-Q67):

NEW QUESTION # 62
A developer creates a custom exception as shown below:
public class ParityException extends Exception {}
What are two ways the developer can fire the exception in Apex? Choose 2 answers

A. throw new ParityException();
B. throw new ParityException("parity does not match");
C. new ParityException('parity does not match');
D. new ParityException();:

Answer: A,B

NEW QUESTION # 63
When a user edits the Postal Code on an Account, a custom Account text field named
''Timezone'' must be updated based on the values another custom object object called.
What is the optimal way to Implement this feature?

A. Build an account assignment rule.
B. Build a flow with flow Builder.
C. Create a formula field.
D. Create an account approval process.

Answer: B

NEW QUESTION # 64
A developer has identified a method in an Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a DML statement to save the changes to the datadase. Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits? Choose 2 answers

A. Use the Reedonly annotation to bypass the number of rows returned by a SOQL.
B. Use the System,Limit classto monitor the current CPU governor limit consumption.
C. Use partial DML statements to ensure only valid data is committed.
D. Use the Database,Savepoint method to enforce database integrity.

Answer: B,D

NEW QUESTION # 65
A developer must modify the following code snippet to prevent the number of SOQL queries issued from exceeding the platform governor limit. public class without sharing OpportunityService( public static List<OpportunityLineItem> getOpportunityProducts(Set<Id> opportunityIds){ List<OpportunitylineItem> oppLineItems = new List<OpportunityLineItem>(); for(Id thisOppId:
opportunityIds){ oppLineItems.addAll([Select Id FROM OpportunityLineItems WHERE OpportunityId
= :thisOppId)]; } return oppLineItems; } }
The above method might be called during a trigger execution via a Lightning component. Which technique should be implemented to avoid reaching the governor limit?

A. Refactor the code above to perform only one SOQL query, filtering by the Set of opportunityIds.
B. Use the System.Limits.getQueries() method to ensure the number of queries is less than 100.
C. Refector the code above to perform the SOQL query only if the Set of opportunityIds contains less 100 Ids.
D. Use the System.Limits.getlimitQueries() method to ensure the number of queries is less than 100.

Answer: D

NEW QUESTION # 66
In terms of the MVC paradigm, what are two advantages of implementing the view layer of a Salesforce application using Lightning Web Component-based development over Visualforce?
Choose 2 answers

A. Built-in standard and custom set controllers
B. Rich component ecosystem
C. Log capturing via the Debug Logs Setup page
D. Self-contained and reusable units of an application

Answer: B,D

NEW QUESTION # 67
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