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Salesforce Plat-Dev-301 Exam Syllabus Topics:

Section	Objectives
Topic 1: Data Modeling and Management	- Advanced data modeling 1. Large data volume considerations 2. Complex relationships and schema design - Data access and security 1. Sharing rules and Apex-managed sharing 2. Security enforcement in Apex
Topic 2: Application Development	- Advanced Apex programming 1. Exception handling and debugging strategies 2. Apex design patterns and best practices 3. Dynamic Apex and metadata-driven development - Asynchronous processing 1. Future methods and limits considerations 2. Scheduled Apex 3. Batch Apex and Queueable Apex
Topic 3: Integration and APIs	- Platform events and messaging 1. Event-driven architecture 2. Change Data Capture concepts - External system integration 1. Callouts from Apex 2. REST and SOAP API usage
Topic 4: Testing and Deployment	- Deployment lifecycle 1. Change sets and deployment tools 2. Version control and CI/CD concepts - Testing strategies 1. Code coverage and quality practices 2. Test data creation and mocking

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Salesforce Certified Platform Developer II - Multiple Choice Sample Questions (Q135-Q140):

NEW QUESTION # 135
Universal Charities (UC) uses Salesforce to collect electronic donations in the form of credit card deductions from individuals and corporations.
When a customer service agent enters the credit card information, it must be sent to 8 3rd-party payment processor for the donation to be processed, UC uses one payment processor for individuals and a different one for corporations.
What should a developer use to store the payment processor settings for the different payment processors, so that their system administrator can modify the settings once they are deployed, if needed?

A. List custom setting
B. Custom metadata
C. Custom object
D. Hierarchy custom setting

Answer: B

Explanation:
Custom metadata types are ideal for storing payment processor settings that need to be changed by an administrator post-deployment. They can be deployed with managed packages and are upgradeable. Unlike Custom Objects, Custom Metadata Types also support a deployment with active data and can have their records retrieved via SOQL in Apex.

NEW QUESTION # 136
Given the following code:

Assuming there were 10 Contacts and five Accounts created today, what is the expected result?

A. System.LimitException: Too many SOQL Queries on Contact
B. Systemn.LimitException: Too many SOQL Queries on Account
C. System.QueryException: List has more than one row for Assignment on Account
D. System.QueryException: Too many DML Statement errors on Contact

Answer: C

Explanation:
The loop contains a SOQL query inside, causing it to run multiple times. This will throw a QueryException because the Account query returns more than one row.

NEW QUESTION # 137
Universal Containers allows customers to log into a Salesforce Community and update their orders via a custom Visualforce page. Universal Containers' sales representatives can edit the orders on the same Visualforce page.
What should a developer use in an Apex test class to test that record sharing is enforced on the Visualforce page?

A. use System. profiles1h=() to test as a sales rep and a community user.
B. use System. runsAs () to test as an administrator and a community user.
C. use System. profiles() to test as an administrator and a community user.
D. use System. profiles=() to test as a sales rep and a community user.

Answer: B

Explanation:
The System.runAs() method is used in test classes to enforce record sharing. This method allows you to write test methods that change user contexts to ensure that the proper record sharing is enforced. Reference:
Understanding the runAs Method

NEW QUESTION # 138
A developer wrote the following method to find all the test accounts in the org:

What should be used to fix this failing test?

A. @testsetup method to set up expected data
B. Test. fixsdSsarchReaulta [) method to set up expected data
C. Teat.loadData to set up expected data
D. @isTest (SeeAllData=true) to access org data for the test

Answer: B

Explanation:
https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_testing_SOSL.htm

NEW QUESTION # 139
A developer is inserting, updating, and deleting multiple lists of records in a single transaction and wants to ensure that any error prevents all execution.
How should the developer implement error exception handling in their code to handle this?

A. Use a try-catch statement and handle DML cleanup in the catch statement,
B. Use Database.setSavepoint {} and Database.rollBack with a try-catch statement.
C. Use Database methods to obtain lists of Database.SaveResults.
D. Use a try-catch and use sObject.addError() on any failures.

Answer: B

Explanation:
Using Database.setSavepoint() and Database.rollback() within a try-catch statement is the recommended approach for handling transactions that involve multiple DML operations. This allows the developer to roll back all changes if an error occurs, ensuring that partial changes are not committed to the database.

NEW QUESTION # 140
......

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