PDI Certified Questions - PDI Test Prep

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Salesforce PDI Exam Syllabus Topics:

Section	Weight	Objectives
Salesforce Fundamentals	7%	- Security model, profiles, permission sets and sharing - Multi-tenant architecture and platform limits - Declarative development capabilities
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
Testing, Debugging and Deployment	17%	- Debugging tools: Developer Console, logs, checkpoints - Development environments and sandboxes - Unit test creation, code coverage requirements - Deployment tools: Salesforce DX, CLI, change sets
Logic and Process Automation	40%	- Apex classes, triggers, and methods - Governor limits and best practices - Asynchronous Apex: batch, queueable, future, scheduled - Platform events and publish-subscribe model - Process Builder, Flow, and approval processes
User Interface	23%	- Visualforce pages, controllers and extensions - Integration with Lightning App Builder and Experience Cloud - Component communication and events - Lightning Web Components (LWC) architecture and development - UI security and accessibility

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Salesforce Platform Developer I (PDI) Sample Questions (Q159-Q164):

NEW QUESTION # 159
A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system.
Within the class, the developer identifies the following method as a security threat:
ist<Contact> performSearch (String lastName} [
return Database.query('SELECT Id, FirstName, LastName FROM Contact WHERE LastName Like s'+lastName+'s'")?; What are two ways the developer can update the method to prevent a SOQL injection attack?
Choose 2 answers

A. Use a regular expression on the parameter to remove special characters.
B. Use the sacapeSingleQuotes method to sanitize the parameter before its use.
C. Use the Readonly annotation and the with sharing keyword on the class.
D. Use variable binding and replace the dynamic query with a static SOQL.

Answer: B,D

Explanation:
* Option A: Using variable binding eliminates the need for concatenating dynamic values in the query, which is the safest approach.
* Option B: Using String.escapeSingleQuotes ensures special characters are handled safely, reducing the risk of SOQL injection.
* Not Suitable:
* Option C: While with sharing ensures sharing rules are applied, it does not prevent SOQL injection.
* Option D: Regular expressions are not a reliable method for sanitizing input.

NEW QUESTION # 160
Universal Containers recently transitioned from Classic to Lighting Experience. One of its business processes requires certain value from the opportunity object to be sent via HTTP REST callout to its external order management system based on a user-initiated action on the opportunity page. Example values are as follow Name Amount Account Which two methods should the developer implement to fulfill the business requirement? (Choose 2 answers)

A. Create a Process Builder on the Opportunity object that executes an Apex immediate action to perform the HTTP REST callout whenever the Opportunity is updated.
B. Create a Lightning component that performs the HTTP REST callout, and use a Lightning Action to expose the component on the Opportunity detail page.
C. Create a Visualforce page that performs the HTTP REST callout, and use a Visualforce quick action to expose the component on the Opportunity detail page.
D. Create an after update trigger on the Opportunity object that calls a helper method using
@Future(Callout=true) to perform the HTTP REST callout.

Answer: B,C

NEW QUESTION # 161
What are three ways for a developer to execute tests in an org? Choose 3.

A. Salesforce DX
B. Setup Menu
C. Tooling API
D. Metadata API.
https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_testing.htm https://developer.salesforce.com/docs/atlas.en-us.api_tooling.meta/api_tooling/tooling_api_objects_apextestsuite.htm
E. Bulk API

Answer: A,B,C

NEW QUESTION # 162
A developer has a single custom controller class that works with a Visualforce Wizard to support creating and editing multiple sObjects. 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 ().getParametera(}.put{'input', "TeatValue');
B. String nextPage = controller.save().getUrl ();
C. insert pageret;
D. Test. setCurrentPage (pageRef) ;
E. public Extendedcontroller (ApexPages.Standardcontraller entrl) { }

Answer: A,B,E

Explanation:
A: Thesave()method in the custom controller must be tested to ensure it works as intended and redirects to the correct page.
B: Setting parameters viaApexPages.currentPage().getParameters()is crucial to test scenarios where user input or URL parameters drive logic.
D: UsingTest.setCurrentPage(pageRef)is essential for simulating page context in unit tests.
Why not other options?
C: This statement does not belong to testing a custom controller.
B (second occurrence): It appears to be incorrectly formatted in the question.
Testing Apex Controllers

NEW QUESTION # 163
Given the following block code: try{ List <Accounts> retrievedRecords = [SELECT Id FROM Account WHERE Website = null]; }catch(Exception e){ //manage exception logic } What should a developer do to ensure the code execution is disrupted if the retrievedRecordslist remains empty after the SOQL query?

A. Check the state of the retrievedRecords variable and use System.assert(false) if the variable is empty
B. Check thestate of the retrieveRecords variable and throw a custom exception if the variable is empty.
C. Replace the retrievedRecords variable declaration from ftount to a single Account.
D. Check the state of the retrievedRecords variable andaccess the first element of the list if the variable is empty.

Answer: A

NEW QUESTION # 164
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