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Salesforce Plat-Dev-301 : Salesforce Certified Platform Developer II - Multiple Choice

Plat-Dev-301

Exam Code: Plat-Dev-301

Exam Name: Salesforce Certified Platform Developer II - Multiple Choice

Updated: Aug 26, 2026

Q & A: 204 Questions and Answers

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Salesforce Plat-Dev-301 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Advanced Developer Fundamentals15%- Work with localization, multi-currency, and global features
- Design and maintain scalable, reusable code
- Apply security best practices in development
Topic 2: User Interface Development20%- Build complex Lightning Web Components and Aura Components
- Optimize UI performance and usability
- Implement advanced Visualforce functionality
Topic 3: Testing, Debugging, and Deployment20%- Advanced testing strategies and test frameworks
- Debugging and error handling across layers
- Deployment strategies, CI/CD, and change management
Topic 4: Logic, Process Automation, and Integration27%- Advanced Apex programming and transaction management
- Asynchronous Apex: future, queueable, batch, scheduled
- REST/SOAP API, Platform Events, and external integrations
- Complex business logic and automation design
Topic 5: Performance and Data Management18%- Data modeling and complex data operations
- Governor limits optimization and best practices
- Optimize queries and handle large data volumes

Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

1. A developer wrote a class named asccuntRisteryManager that relies on field history tracking. The class has a static method called getaccountHistory that Lakes in an Account as a parameter and returns a list of associated accountHistory object records.
The following test fails:

What should be done to make this test pass?

A) The tact method should he delated since this code cannat be tested
B) Use Test. isRunningTest (] in getAccountHistory() to conditionally return fake AccountHistory records.
C) Create Accountdistory records manually in the test setup and write a query to get them.
D) Use @isTest (SeeAllData=true] to see historical data from the org and query for Accountdistory records.


2. A Salesforce Platform Developer is leading a team that is tasked with deploying a new application to production. The team has used source-driven development, and they want to ensure that the application is deployed successfully.
What tool or mechanism should be used to verify that the deployment is successful?

A) Salesforce DX CLI
B) Salesforce Inspector
C) Force.com Migration Tool
D) Apex Test Execution


3. A developer creates an application event that has triggered an infinite loop.
What may have caused this problem?

A) The event has multiple handlers registered in the project.
B) The event handler calls a trigger.
C) An event is fired 'ontouchend'' and is unhandled.
D) The event is fired from a custom renderer.


4. What should a developer use to query all Account fields for the Acme account in their sandbox?

A) SELECT FIELDS FAOM Account WHERE Name = 'Acme' LIMIT 1
B) SELECT FIELDS (ALL) FROM Account WHERE Name = 'Acme' LIMIT 1
C) SELECT * FROM Recount WHERE Names = 'Aeme' LIMIT 1
D) SELECT ALL FROM Account WHERE Name = "Acme' LIMIT 1


5. A company has reference data stored in multiple custom metadata records that represent default information and delete behavior for certain geographic regions.
When a contact is inserted, the default information should be set on the contact from the custom metadata records based on the contact's address information.
Additionally, if a user attempts to delete a contact that belongs to a flagged region, the user must get an error message.
Depending on company personnel resources, what are two ways to automate this?
Choose 2 answers

A) Apex invocable method
B) Remote action
C) Apex trigger
D) Flow Builder


Solutions:

Question # 1
Answer: D
Question # 2
Answer: A
Question # 3
Answer: A
Question # 4
Answer: B
Question # 5
Answer: C,D

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