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Salesforce PDI Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: User Interface	23%	- Integration with Lightning App Builder and Experience Cloud - Lightning Web Components (LWC) architecture and development - Visualforce pages, controllers and extensions - UI security and accessibility - Component communication and events
Topic 2: Salesforce Fundamentals	7%	- Declarative development capabilities - Security model, profiles, permission sets and sharing - Multi-tenant architecture and platform limits
Topic 3: Logic and Process Automation	40%	- Platform events and publish-subscribe model - Apex classes, triggers, and methods - Governor limits and best practices - Asynchronous Apex: batch, queueable, future, scheduled - Process Builder, Flow, and approval processes
Topic 4: Data Modeling and Management	13%	- Object relationships, fields, and schema design - SOQL and SOSL query construction and optimization - Data operations, import/export and data management
Topic 5: Testing, Debugging and Deployment	17%	- Deployment tools: Salesforce DX, CLI, change sets - Unit test creation, code coverage requirements - Development environments and sandboxes - Debugging tools: Developer Console, logs, checkpoints

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Salesforce PDI Exam Introduction - PDI Reliable Test Syllabus

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Salesforce Platform Developer I (PDI) Sample Questions (Q165-Q170):

NEW QUESTION # 165
A developer must perform a complex SOQL query that joins two objects in a Lightning component.
How can the Lightning component execute the query?

A. Use the Salesforce Streaming APL to perform the SOQL query.
B. Write the query in a custom Lightning web component wrapper and invoke from the Lightning component.
C. Invoke an Apex class with the method annotated as @AuraEnabled to perform the query.
D. Create a flow to execute the query end invoke from the Lightning component.

Answer: C

Explanation:
* The Lightning component cannot directly perform SOQL queries.
* An Apex class annotated with @AuraEnabled provides server-side logic that can execute the SOQL query and return the data to the Lightning component.

NEW QUESTION # 166
A custom picklist field, Food_Preference__c, exist on a custom object. The picklist contains the following options: 'Vegan','Kosher','No Preference'. The developer must ensure a value is populated every time a record is created or updated. What is the most efficient way to ensure a value is selected every time a record is saved?

A. Mark the field as Required on the object's page layout.
B. Set a validation rule to enforce a value is selected.
C. Mark the field as Required on the field definition.
D. Set "Use the first value in the list as the default value" as True.

Answer: A

NEW QUESTION # 167
A developer is asked to prevent anyone other than a user with Sales Manager profile from changing the Opportunity Status to Closed Lost if the lost reason is blank.
Which automation allows the developer to satisfy this requirement in the most efficient manner?

A. A record trigger flow on the Opportunity object
B. An Apex trigger on the Opportunity object
C. An error condition formula on a validation rule on Opportunity
D. approval process on the Opportunity object

Answer: C

NEW QUESTION # 168
A developer has a single custom controller class that works with a Visualforce Wizard to support creating and editing multiple subjects. The wizard accepts data from user inputs across multiple Visualforce pages and from a parameter on the initial URL.
Which three statements are useful inside the unit test to effectively test the custom controller?
Choose 3 answers

A. ApexPages.CurrentPage().getParameters().put('input\', 'TestValue');
B. public ExtendedController(ApexPages StandardController cntrl) { }
C. insert pageRef.
D. String nextPage - controller.save().getUrl();
E. Test.setCurrentPage(pageRef);

Answer: A,D,E

NEW QUESTION # 169
Which two statements are true about Apex code executed in Anonymous Blocks? Choose 2 answers

A. Successful DML operations are automatically committed
B. The code runs in system mode having access to all objects and fields.
C. The code runs with the permissions of the logged user.
D. The code runs with the permissions of the user specified in the runAs() statement
E. All DML operations are automatically rolled back

Answer: A,C

NEW QUESTION # 170
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