Exam Name: Salesforce Certified Platform Developer II - Multiple Choice
Certification Provider: Salesforce
Corresponding Certification: Salesforce Developer
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Salesforce Certified Platform Developer II - Multiple Choice: Plat-Dev-301 Exam Premium File as PDF & Test Engine
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Last Updated: Oct 12, 2026
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Our Salesforce Certified Platform Developer II - Multiple Choice Preparation Material provides you everything you will need to take a Salesforce Salesforce Developer Plat-Dev-301 examination. Details are researched and produced by Salesforce Certification Experts who are constantly using industry experience to produce precise, and logical.
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Plat-Dev-301 exam is an important Salesforce Certification which can test your professional skills. Candidates want to pass the exam successfully to prove their competence. Fast2test Salesforce technical experts have collected and certified 204 questions and answers of Salesforce Developer - Salesforce Certified Platform Developer II - Multiple Choice which are designed to cover the knowledge points of the Planning and Designing Salesforce Superdome Server Solutions and enhance candidates' abilities. With Fast2test Plat-Dev-301 preparation tests you can pass the Salesforce Developer - Salesforce Certified Platform Developer II - Multiple Choice easily, get the Salesforce certification and go further on Salesforce career path.
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Salesforce Plat-Dev-301 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance and Data Management | 18% | - Optimize queries and handle large data volumes - Data modeling and complex data operations - Governor limits optimization and best practices |
| User Interface Development | 20% | - Build complex Lightning Web Components and Aura Components - Implement advanced Visualforce functionality - Optimize UI performance and usability |
| Logic, Process Automation, and Integration | 27% | - REST/SOAP API, Platform Events, and external integrations - Advanced Apex programming and transaction management - Asynchronous Apex: future, queueable, batch, scheduled - Complex business logic and automation design |
| Advanced Developer Fundamentals | 15% | - Work with localization, multi-currency, and global features - Apply security best practices in development - Design and maintain scalable, reusable code |
| Testing, Debugging, and Deployment | 20% | - Advanced testing strategies and test frameworks - Debugging and error handling across layers - Deployment strategies, CI/CD, and change management |
Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:
Refer to the code snippet below:
A custom object called Credit_Memo__c exists in a Salesforce environment. As part of a new feature development that retrieves and manipulates this type of record, the developer needs to ensure race conditions are prevented when a set of records are modified within an Apex transaction. In the preceding Apex code, how can the developer alter the query statement to use SOQL features to prevent race conditions within a transaction? A)
B)
C)
D)
- A. Option B
- B. Option A
- C. Option D
- D. Option C
Correct Answer: B 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
When the code is executed, the callout is unsuccessful and the following error appears within the Developer Console:
System.CalloutException: Unauthorized endpoint
Which recommended approach should the developer implement
to resolve the callout exception?
- A. Use the SetHeader() method to specify Basic Authentication,
- B. Change the access modifier for ERPCatalog from public to global.
- C. Annotate the getkRFCatalogContents method with @Future (Callout-true),
- D. Create a remote site setting configuration that includes the endpoint.
Correct Answer: D 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
A developer is asked to replace the standard Case creation screen with a custom screen that takes users through a wizard before creating the Case. The org only has users running Lightning Experience.
What should the developer override the Case New Action with to satisfy the requirements?
- A. Lightning Flow
- B. Lightning Component
- C. Lightning Page
- D. Lightning Record Page
Correct Answer: A 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
What should be added to the setup, in the location indicated, for the unit test above to create the controller extension for the test?
- A. AccountControllerExt extension = new AccountControllerExt (acct.Id) ;
- B. ApexPages.Standardcontroller sc = new ApexPages. Standardcontroller (acct.Id) ;AccountControllerExt extension = new AccountControllerExt(sc) ;om
- C. AccountControllerExt extension = new AccountControllerExt (acct);
- D. ApexPages.StandardController sc = new ApexPages.StandardController(acct);AccountcontrollerExt extension = new AccountControllerExt(sc);
Correct Answer: D 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
Consider the Apex class below that defines a RemoteAction used on 2 Visualforce search page.
Which code snippet will assert that the remote action returned the correct Account? A)
B)
C)
D)
- A. Option B
- B. Option A
- C. Option D
- D. Option C
Correct Answer: D 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
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