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Salesforce Plat-Dev-301 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Testing, Debugging, and Deployment | 15% | - Apex unit testing best practices - Test data strategies and mocking - Deployment tools (SFDX, Metadata API) - Debugging and performance profiling |
| Topic 2: Integration | 15% | - Platform Events and Change Data Capture - External Services and Connect REST API - Named Credentials and authentication - REST and SOAP web services (Apex callouts) |
| Topic 3: Logic and Process Automation | 22% | - Advanced Apex programming - Dynamic Apex and SOQL/SOSL - Asynchronous Apex (Batch, Queueable, Future, Scheduled) - Invocable Actions and Platform Events |
| Topic 4: User Interface | 18% | - Visualforce advanced controllers - Aura Components - Lightning Data Service - Lightning Web Components (LWC) advanced features |
| Topic 5: Architecture | 18% | - Apex Enterprise Patterns - Governor limits and bulkification - Design patterns and Apex trigger frameworks - Namespace and package management |
| Topic 6: Data Modeling | 12% | - External objects and data sources - Large data volumes considerations - Advanced object relationships and data modeling |
Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:
Which two queries are selective SOQL queries and can be used for a large data set of 200,000 Account records?
Choose 2 answers
- A. SELECT Id FROM Account WHERE Name LIKE '!-NULL
- B. SELECT Id FRCM Account WHEP Name IN (List of Names) AND Customer_Number_c= 'ValueA
- C. SELECT Id FROM Account WHERE II IK (List of Account Ida)
- D. SELECT Id FRCM Account WHERE Name != ' '
Correct Answer: B,D 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
A developer wrote a trigger on Opportunity that will update a custom Last Sold Date field on the Opportunity's Account whenever an Opportunity is closed. In the test class for the trigger, the assertion to validate the Last Sold Date field fails.
What might be causing the failed assertion?
- A. The test class has not re-queried the Account record after updating the Opportunity.
- B. The test class is not using System. runs () to run tests as a Salesforce administrator.
- C. The test class has not implemented seealldata=true in the test method.
- D. The test class has not defined an Account owner when inserting the test data.
Correct Answer: A 🗳️
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Exhibit:
The test method above tests in Apex trigger that the developer knows will make a lot of queries when a lot of Accounts are simultaneously updated to be customers. The test method fails at the Line 20 because of too many SOQL queries. What is the correct way to fix this?
- A. Change the DataFactory class to create fewer Accounts so that the number of queries in the trigger is reduced
- B. Add Test.startTest() before and Test.stopTest() after both Line 7 of the code and Line 20 of the code
- C. Replace most of the Apex Trigger with Process Builder processes to reduce the number of queries in the trigger
- D. Add Test.startTest() before Line 18 of the code and add Test.stopTest() after line 18 of the code
Correct Answer: D 🗳️
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A developer implemented a custom data table in a Lightning web component with filter functionality. However, users are submitting support tickets about long load times when the filters are changed. The component uses an Apex method that is called to query for records based on the selected filters.
What should the developer do to improve performance of the component?
- A. Use setstoraclel() in the Apex method to store the response In the client-side cache.
- B. Use a selective SOQL query with a custom Index.
- C. Use SOSL to query the records on filter change.
- D. Return all records into a list when the component is created and filter the array In JavaScript.
Correct Answer: B 🗳️
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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 ALL FROM Account WHERE Name = "Acme' LIMIT 1
- C. SELECT * FROM Recount WHERE Names = 'Aeme' LIMIT 1
- D. SELECT FIELDS (ALL) FROM Account WHERE Name = 'Acme' LIMIT 1
Correct Answer: D 🗳️
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