Plat-Dev-301 exam dumps

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  • Exam Code: Plat-Dev-301
  • Exam Name: Salesforce Certified Platform Developer II - Multiple Choice
  • No. of Questions: 204 Questions and Answers
  • Updated: Oct 17, 2026

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Salesforce Plat-Dev-301 Exam Syllabus Topics:

SectionWeightObjectives
Testing, Debugging, and Deployment15%- Test data strategies and mocking
- Deployment tools (SFDX, Metadata API)
- Debugging and performance profiling
- Apex unit testing best practices
Integration15%- Platform Events and Change Data Capture
- External Services and Connect REST API
- REST and SOAP web services (Apex callouts)
- Named Credentials and authentication
Architecture18%- Governor limits and bulkification
- Namespace and package management
- Apex Enterprise Patterns
- Design patterns and Apex trigger frameworks
Logic and Process Automation22%- Dynamic Apex and SOQL/SOSL
- Invocable Actions and Platform Events
- Advanced Apex programming
- Asynchronous Apex (Batch, Queueable, Future, Scheduled)
Data Modeling12%- Large data volumes considerations
- External objects and data sources
- Advanced object relationships and data modeling
User Interface18%- Lightning Web Components (LWC) advanced features
- Lightning Data Service
- Aura Components
- Visualforce advanced controllers

Salesforce Plat-Dev-301 Exam: Read Before You Buy

Salesforce Certified Platform Developer II - Multiple Choice is an official Salesforce exam, catalogued under exam code Plat-Dev-301. Passing it awards the Salesforce Developer certification at the Intermediate level. It also connects with Salesforce Certified Platform Developer I. It is built for candidates with ambitious aims, and the credential it grants is recognized accordingly.

Salesforce Certified Platform Developer II - Multiple Choice spans 6 official domains, led by Logic and Process Automation (22%), Data Modeling (12%), and User Interface (18%). The complete outline sits above; before getting down to business, look through the whole contents quickly so every later practice session has context.

The Salesforce Certified Platform Developer II - Multiple Choice exam presents 60 (+ up to 5 unscored) questions within 120 minutes. A practical tip from successful candidates: mark the most difficult questions during practice, exchange notes on them with friends, and repeat them until they stop being difficult. The Actual4Labs engine makes that loop fast, and the clock stops being a threat.

Passing Salesforce Certified Platform Developer II - Multiple Choice requires 70%, and official registration costs USD 400. Retakes bill the full USD 400 again, so verify readiness before booking: when your Actual4Labs practice scores clear the requirement repeatedly, including on questions you once marked as difficult, you are ready.

Salesforce Certified Platform Developer I (required)

Requirements change from time to time, so confirm the current conditions before registering on the official exam page.

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Your purchase carries a 100% money-back guarantee under clear conditions. Take the Salesforce Certified Platform Developer II - Multiple Choice exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, keeping the update service on your original purchase.

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Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

A company manages information about their product offerings in custom objects named Catalog and Catalog Item. Catalog Item has a master-detail field to Catalog, and each Catalog may have as many as 100,000 Catalog Items.
Both custom objects have a CurrencylsoCode text field that contains the currency code they should use. If a Catalog's CurrencylsoCode changes, all of its Catalog Items' CurrencylsoCodes should be changed as well.
What should a developer use to update the CurrencylsoCodes on the Catalog Items when the Catalog's CurrencylsoCode changes?

  • A. An after insert trigger on Catalog that updates the Catalog Items if the Catalogs CurrencylsoCode is different
  • B. A Database.Schedulable and Database.Batchacle class that queries the Catalog Item object and updates the Catalog Items if the Catalog CurrencylSoCode is different
  • C. An after insert trigger on Catalog Item that updates the Catalog Items if the Catalog's CurrencylsoCode is different
  • D. A Database. schedulable and Dazabase.Bazchacle class that queries the Catalog object and updates the Catalog Items if the Catalog CurrencylSoCode is different
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for Actual4Labs 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. Change the access modifier for ERPCatalog from public to global.
  • B. Use the SetHeader() method to specify Basic Authentication,
  • C. Annotate the getkRFCatalogContents method with @Future (Callout-true),
  • D. Create a remote site setting configuration that includes the endpoint.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for Actual4Labs members. You can sign-up / login (it's free).

A Visuzlforce page loads slowly due to the large amount of data it displays.
Which strategy can a developer use to improve the performance?

  • A. Use an <apex:actionPollar) in the page to load all of the data asynchronously.
  • B. Use the transient keyword for the List variables used in the custom controller.
  • C. Use lazy loading to load the data on demand, instead of in the controller's constructor.
  • D. Use Javascript to move data processing to the browser instead of the controller.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for Actual4Labs members. You can sign-up / login (it's free).

Consider the following code snippet:

As part of the deployment cycle, a developer creates the following test class:

When the test class runs, the assertion fails. Which change should the developer implement in the Apex test method to ensure the test method executes successfully? A)

B)

C)

D)

  • A. Option A
  • B. Option B
  • C. Option C
  • D. Option D
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for Actual4Labs members. You can sign-up / login (it's free).

A developer created a Lightning web component mat allows users to Input a text value that is used to search for Accounts by calling an Apex method. The Apex method returns a list of account to apply and is called imperatively from a JavaScript event handler.

Which two changes should the developer make so the Apex method functions correctly. Choose 2 answers

  • A. Add @AuraEnabled to line 03.
  • B. Add @AuraEnabled to line 09.
  • C. Add @AuraEnabled to lines 11 and 12.
  • D. Add @AuraEnabled to line 01.
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

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