Free Salesforce PDI Practice Test & Real Exam Questions

  • Exam Code/Number: PDI
  • Exam Name/Title: Platform Developer I (PDI)
  • Certification Provider: Salesforce
  • Corresponding Certification: Salesforce PDI
  • Exam Questions: 205
  • Updated On: Jul 03, 2026
Developers at Universal Containers (UC) use version control to share their code changes, but they notice that when they deploy their code to different environments they often have failures. They decide to set up Continuous Integration (CI).
What should the UC development team use to automatically run tests as part of their CI process?
Correct Answer: C Vote an answer
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A custom picklist field, Pool Preference , exists 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 optimal way to ensure a value is selected every time a record is saved?
Correct Answer: B Vote an answer
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A developer created a custom order management app that uses an Apex class. The order is represented by an Order object and an OrderlItem object that has a master-detail relationship to Order. During order processing, an order may be split into multiple orders.
What should a developer do to allow their code to move some existing OrderItem records to a new Order record?
Correct Answer: D Vote an answer
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What is a considerations for running a flow in debug mode?
Correct Answer: C Vote an answer
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Consider the following code snippet for a Visualforce page that is launched using a Custom Button on the Account detail page layout.

When the Save button is pressed the developer must perform a complex validation that involves multiple objects and, upon success, redirect the user to another Visualforce page.
What can the developer use to meet this business requirement?
Correct Answer: C Vote an answer
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A developer is integrating with a legacy on-premise SQL database.
What should the developer use to ensure the data being integrated is matched to the right records in Salesforce?
Correct Answer: B Vote an answer
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A developer creates a batch Apex job to update a large number of records, and receives reports of the job timing out and not completing.
What is the first step towards troubleshooting the issue?
Correct Answer: D Vote an answer
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Which annotation exposes an Apex class as a RESTful web service?
Correct Answer: A Vote an answer
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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
Correct Answer: B,C Vote an answer
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Universal Containers wants to automatically assign new cases to the appropriate support representative based on the case origin. They have created a custom field on the Case object to store the support representative name.
What is the best solution to assign the case to the appropriate support representative?
Correct Answer: D Vote an answer
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What are two ways a developer can get the status of an enqueued job for a class that implements the queueable interface?
Choose 2 answers
Correct Answer: A,C Vote an answer
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(Full question statement)
Universal Containers recently transitioned fromClassic to Lightning Experience. One of its business processes requirescertain values from the Opportunity objectto be sent via anHTTP REST calloutto itsexternal order management systemwhen the user presses a custom button on the Opportunity detail page.
Example fields:
Name
Amount
Account
Which two methods should the developer implement to fulfill the business requirement?
Choose 2 answers.
Correct Answer: A,C Vote an answer
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What are three considerations when using the @lnvocableMethod annotation in Apex?
Choose 3 answers
Correct Answer: B,D,E Vote an answer
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A developer wants to mark each Account in a List<Account> as either Active or Inactive, based on the value in the LastModified each Account being greater than 90 days in the past.
Which Apex technique should the developer use?
Correct Answer: A Vote an answer
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When using Salesforce DX, what does a developer need to enable to create and manage scratch orgs?
Correct Answer: D Vote an answer
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