PD1 Cheat Sheet 2026

The 30 highest-yield PD1 facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the primary consideration when implementing changes to integration architecture? → Impact assessment and change management
2. What is the best practice for maintaining integration architecture performance over time? → Implement scheduled preventive maintenance
3. What role does continuous feedback play in PD1 quality improvement processes? → It provides ongoing data for identifying trends, successes, and areas needing improvement
4. A developer sets up test data using @testSetup. Which of the following statements about @testSetup data is TRUE? → Each test method gets its own rollback of the setup data after it runs
5. Which type of assessment provides a snapshot of current status at a single point in time? → Baseline assessment
6. Which principle is fundamental to good apex programming practice? → Separation of concerns and modularity
7. What is the maximum timeout value (in milliseconds) for a single Apex callout? → 120000
8. Which skill is most critical for effective data modeling and management? → Communication and stakeholder engagement
9. What is the recommended response when a security incident is detected in an PD1 environment? → Follow the incident response plan: contain, eradicate, recover
10. Which Lightning Web Component lifecycle hook fires after every render of the component, including the initial render? → renderedCallback()
11. Which principle states that users should only have access necessary for their role? → Principle of least privilege
12. What is a 'Workflow Rule' in Salesforce? → An automated action triggered based on specified conditions
13. Which keyword is used in Apex to prevent a class from being instantiated directly? → abstract
14. What is the function of a trigger in Salesforce? → To execute automated tasks based on record changes
15. Which foundational principle is MOST important for success in the Salesforce Certified Platform Developer 1 profession? → Commitment to continuous learning, ethical practice, and quality outcomes
16. What is the recommended approach when managing conflicting priorities in PD1? → Prioritize based on impact and urgency
17. Which debug log level produces the MOST detailed output and is therefore most useful for tracing complex logic, but also consumes the most storage? → FINEST
18. Which approach best demonstrates mastery of visualforce pages in PD1 practice? → Applying principles to novel situations with sound judgment
19. Which System.assert method should you use when you want to verify that two values are equal and display a custom failure message? → System.assertEquals()
20. What does validity mean when selecting an assessment tool for PD1 certification purposes? → The tool measures what it claims to measure
21. How should Salesforce Certified Platform Developer 1 professionals handle technical procedures that have been updated or revised? → Review the updates, complete any required training, and implement the revised procedures
22. In PD1 certification, what does redundancy in system design primarily provide? → Fault tolerance and high availability
23. Which documentation is essential when working with integration architecture in PD1? → Detailed technical specifications and as-built diagrams
24. What role does peer review play in the PD1 design process? → It provides independent verification, catches errors, and enhances overall quality
25. In PD1 certification, what is the purpose of automated testing? → To catch regressions and verify functionality continuously
26. Which exception type is thrown when a DML operation violates a required field or validation rule? → DmlException
27. What is the correct way to call a method on a Visualforce controller using an action link? →
28. Which factor should PD1 professionals consider first when choosing an assessment method? → Appropriateness for the target population
29. What is the FIRST consideration when designing a solution in Salesforce Certified Platform Developer 1 practice? → Understanding requirements, constraints, and stakeholder needs
30. What are Lightning Web Components (LWC)? → A component library for building user interfaces