Salesforce PDI : Platform Developer I (PDI)

  • Exam Code: PDI
  • Exam Name: Platform Developer I (PDI)
  • Updated: Oct 25, 2026
  • Q & A: 187 Questions and Answers

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About Salesforce PDI Exam Questions

In 2026, 'trust us' is not a purchasing strategy. Download ValidVCE's free PDI demo, inspect genuine Salesforce Platform Developer I (PDI) sample questions, and let the material argue its own case.

Salesforce PDI Exam Overview:

Certification Vendor:Salesforce
Exam Name:Salesforce Certified Platform Developer I
Exam Number:PDI
Available Languages:Simplified Chinese, Portuguese (Brazil), English, Japanese, Spanish, German
Certificate Validity Period:2 years
Exam Duration:105 minutes
Exam Format:Multiple Choice, Multiple Select
Passing Score:68%
Exam Price:$200 USD
Real Exam Qty:60
Related Certifications:System Architect
Platform Developer II (PDII)
Application Architect
Sample Questions:Free Download still valid PDI vce
Exam Way:Online proctored (PSI) or in-person testing center
Pre Condition:None required. It is recommended to have 1-2 years of hands-on experience with the Salesforce platform before attempting the exam.
Official Syllabus URL:https://trailhead.salesforce.com/credentials/platform-developer-one

Salesforce PDI Exam Syllabus Topics:

SectionWeightObjectives
Salesforce Fundamentals10%- Given a scenario, identify the appropriate field type
- Describe the declarative configuration options available to customize the UI
- Describe the capabilities of the core CRM objects in Salesforce
- Describe the capabilities of the Salesforce UI/Lightning Experience
- Describe the capabilities of the relationship types
- Identify the appropriate use case for a custom visualforce versus a standard Lightning component
- Design the data model based on business requirements
User Interface13%- Given a scenario, describe how to expose Apex methods as Lightning Component events
- Describe the differences between and use cases for Visualforce and Lightning components
- Describe the programmatic capabilities of Visualforce and Lightning Component frameworks
- Describe the capabilities and use cases for lightning web components
- Describe how to use Salesforce standard events and custom events
Testing, Debugging, and Deployment14%- Describe the capabilities of Salesforce metadata and describe the use cases for change set deployment and package-based deployment
- Describe the testing requirements for Salesforce and describe the use cases for various testing tools
- Describe the use cases for Salesforce Edge and when to use sandbox vs. production environments
- Describe the capabilities and use cases for the Salesforce CLI and Developer Console
- Describe the frameworks and best practices for writing Apex code
- Given a scenario, identify appropriate tools for debugging and monitoring errors
Integration10%- Describe the capabilities and use cases for REST API and Batch API
- Describe the capabilities of the Salesforce OAuth framework
- Describe the capabilities and use cases for Apex web services and callouts
- Describe when and how to use Salesforce Connect/External Objects
Data Modeling and Management12%- Describe the options for and considerations when importing and exporting data
- Given a set of business requirements, design and implement a schema for custom objects and relationships
- Describe the capabilities and use cases for external objects
Process Automation and Logic26%- Describe the features of the Governor Limits and describe how to write efficient Apex code
- Describe the features of the sObject and Apex common library
- Describe the capabilities and use cases for Apex managed sharing
- Describe the capabilities and use cases for VisualFlow
- Given a scenario, describe when and how to use Apex transaction control
- Describe the capabilities of Apex and the programmatic capabilities of the Lightning Platform
- Describe the capabilities and use cases for the Lightning Flow
- Describe the key attributes of an Apex class
- Describe the syntax of Apex classes and triggers
- Given a scenario, describe when and how to use formula fields, roll-up summary fields, and process automation features
- Describe the features of the Salesforce exception handling mechanism
Lightning Platform Architecture15%- Describe the capabilities and use cases for the Lightning Framework and event-driven architecture
- Describe the Lightning Platform architecture and explain the MVC design pattern
- Describe the architectural considerations when building Lightning components
- Describe the Salesforce lifecycle and explain how updates and new features are delivered

Straight Answers About the Salesforce PDI Exam

The PDI exam is Salesforce's benchmark for awarding the Salesforce PDI certification, a credential positioned at the Associate / Beginner level. It measures whether you can apply the Salesforce Platform Developer I (PDI) objectives under exam conditions — not whether you recognize them in a textbook. It also connects to a wider certification path that includes Platform Developer II (PDII), Application Architect, System Architect, so the effort you invest here keeps paying off. That is exactly why preparation built on realistic questions outperforms passive reading.

The Salesforce Platform Developer I (PDI) blueprint spans 7 domains, headlined by Process Automation and Logic (26%), User Interface (13%), and Lightning Platform Architecture (15%). Read the weightings as a budget: the domains carrying more of the score deserve more of your week. The complete topic list lives in the exam topics section above — plan against it, not against guesswork.

The Salesforce Platform Developer I (PDI) exam gives you 105 minutes for 60 questions. Convert that into a rhythm before test day: minutes divided by questions is your per-item budget, and anything burning twice its budget gets flagged and revisited at the end. Rehearse the pacing under a real timer — every ValidVCE engine session runs one — until finishing with spare review time becomes normal.

Passing Salesforce Platform Developer I (PDI) requires 68%, and each attempt costs $200 USD — retakes included, at full price. The financially rational move is arriving over-prepared: drill with ValidVCE practice questions until your timed scores clear the bar several sessions in a row, then register. That's not caution; it's refusing to pay for the same exam twice.

Salesforce lists the Salesforce Platform Developer I (PDI) question formats as: Multiple Choice, Multiple Select. Formats are not trivia — they change how you read. For long scenario stems, find the actual question sentence first; for multi-answer items, verify every option you select. ValidVCE's 187 practice questions cover these formats thoroughly, so on exam day only the content is new.

The PDI exam is offered in English, Japanese, German, Portuguese (Brazil), Spanish, Simplified Chinese. Pick the language where your reading speed holds up under time pressure — in a timed exam, slow comprehension is a hidden tax on every question. If you test in English, daily work with ValidVCE's English PDI practice questions doubles as targeted vocabulary training.

The certification earned through the Salesforce Platform Developer I (PDI) exam remains valid for 2 years. Note the expiry date early and research the recertification path well before it arrives — a planned renewal is an errand, an expired credential is a project. Salesforce owns these policies, so confirm the current rules on the official certification page as your window approaches.

All three versions contain the same 187 expert-written questions — what you're choosing is a study environment:

  • PDF version — printable, expert-prepared, instantly downloadable, readable anywhere, anytime. Includes 365 days of free updates and a free demo.
  • Desktop Test Engine — Windows software that simulates the real exam environment, with two practice modes, offline access, and unlimited installations.
  • Online Test Engine — runs in any web browser on Windows, Mac, Android, and iOS, with test history and performance review built in.

Many candidates combine formats — the PDF for reading, an engine for timed rehearsal.

Yes. ValidVCE's free Salesforce Platform Developer I (PDI) PDF demo contains genuine sample questions with verified answers, so you can judge the quality before spending anything. Every purchase includes 365 days of free updates, and renewing after that costs 50% of the regular price from your member zone. Test-drive first — confident material has nothing to hide.

Continuously. As Salesforce adjusts the Salesforce Platform Developer I (PDI) exam, our experts revise the bank to match, and customer feedback feeds the same review loop. Updates are free for 365 days through your member zone; track them via the New Releases section or the ValidVCE newsletter, and re-check your version 3-4 days before your exam. Expired products repurchase at 50% off to restart the service.

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Delivery first: your Salesforce Platform Developer I (PDI) practice questions are downloadable instantly and emailed within one minute of payment — if 2 hours pass, check spam and contact support. Install on as many computers as you need. If the exam doesn't go your way, the 100% Money Back Guarantee applies: take the corresponding exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip and your official Score Report PDF within 2 days after the exam — full refunds are processed within 7 days. Not eligible: attempts within 3 days of purchase, exams never actually taken, free items, and expired orders; the candidate name must match the payer name. Prefer to keep preparing? Exchange for two free products of equal value and retain your update service.

Salesforce Platform Developer I (PDI) Sample Questions:

Question #1

A custom object Trainer_c has a lookup field to another custom object Gym_c. Which SOQL query will get the record for the Viridian City Gym and all its trainers?

  • A. SELECT Id, (SELECT Id FROM Trainer_c) FROM Gym_c WHERE Name = ' Viridian CityGym '
  • B. SELECT ID FROM Trainer_c WHERE Gym_r.Name = ' Viridian City Gym '
  • C. SELECT Id, (SELECT Id FROM Trainers_r) FROM Gym_c WHERE Name = ' Viridian CityGym '
  • D. SELECT Id, (SELECT Id FROM Trainers_c) FROM Gym_c WHERE Name = ' Viridian CityGym '
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #2

Which Apex class contains methods to return the amount of resources that have been used for a particular governor, such as the number of DML statements?

  • A. OrgLimits
  • B. Messaging
  • C. Exception
  • D. Limits
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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Question #3

What is the result of the following code?
Account a = new Account();
Database.insert(a, false);

  • A. The record will not be created and an exception will be thrown.
  • B. The record will be created and no error will be reported.
  • C. The record will not be created and no error will be reported.
  • D. The record will be created and a message will be in the debug log.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #4

For which three items can a trace flag be configured?

  • A. Flow
  • B. User
  • C. Apex Trigger
  • D. Apex Class
  • E. Visualforce
Reveal Solution  Discussion  0

Correct Answer: B,C,D  🗳️

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

Question #5

What are two ways a developer can get the status of an enqueued job for a class that implements the queueable interface?

  • A. View the Apex Jobs page
  • B. Query the AsyncApexJob object
  • C. View the Apex Status page
  • D. View the Apex Flex Queue
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

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