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| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Salesforce Certified Platform Developer I |
| Exam Number: | PDI |
| Related Certifications: | System Architect Platform Developer II (PDII) Application Architect |
| Exam Price: | $200 USD |
| Certificate Validity Period: | 2 years |
| Exam Duration: | 105 minutes |
| Real Exam Qty: | 60 |
| Passing Score: | 68% |
| Exam Format: | Multiple Select, Multiple Choice |
| Available Languages: | German, Japanese, English, Portuguese (Brazil), Simplified Chinese, Spanish |
| Sample Questions: | Salesforce PDI Sample Questions |
| 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 |
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Salesforce Certified Platform Developer I certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as a Salesforce Certified Platform Developer I. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The Salesforce PDI Exam provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass the Salesforce PDI Exam then he should take this exam.
NEW QUESTION # 27
A developer needs to create a baseline set of data (Accounts, Contacts, Products, Assets) for an entire suite of Apex tests allowing them to test isolated requirements for various types of Salesforce cases.
Which approach can efficiently generate the required data for each unit test?
Answer: D
Explanation:
* Why@TestSetup?
* The@TestSetupannotation creates a baseline set of test data once per test class.
* Test methods reuse this data, avoiding the need to recreate it repeatedly, which improves efficiency.
* Why Not Other Options?
* A: HttpCalloutMock is used for mocking callouts, not for creating test data.
* C: UsingseeAllData=trueis discouraged because it relies on org data, violating test isolation principles.
* D: While creating data inTest.startTest()works, it is less efficient than@TestSetupfor shared data.
References:Test Setup Methods: https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_testing_testsetup.htm
NEW QUESTION # 28
A developer is creating an application to track engines and their parts. An individual part can be used in different types of engines.What data model should be used to track the data and to prevent orphan records?
Answer: A
NEW QUESTION # 29
A reviewer is required to enter a reason in the comments field only when a candidate is recommended to be hired. Which action can a developer take to enforce this requirement?
Answer: B
NEW QUESTION # 30
Universal Containers is developing a new Lightning web component for their marketing department. They want to ensure that the component is fine tuned and provides a seamless user experience.
What are some benefits of using the Lightning Component framework?
Answer: B,C,D
Explanation:
Answers A, B, D are correct. Lightning Web Components use modern web standards with Salesforce-specific modules, decorators, base components, and Lightning Data Service integration. Parent components pass data down through public properties or public methods, while children communicate upward with custom events.
Apex methods imported from @salesforce/apex must be annotated correctly and wired methods must be cacheable. The other options either use the wrong platform feature, apply at the wrong layer, or ignore a key Salesforce constraint. For Platform Developer I, the important point is not just syntax; it is choosing the feature that aligns with transaction behavior, security enforcement, maintainability, and supported metadata capabilities. Reference focus: Salesforce Apex Developer Guide, Salesforce CLI Developer Guide, Tooling API documentation, and Salesforce Help deployment guidance. This distinction is important in production orgs because small design mistakes can create deployment failures, runtime exceptions, data-quality defects, or user-visible security gaps once automation is executed in bulk or from multiple entry points.
NEW QUESTION # 31
A custom object Trainer_ < has a lookup field to another custom object cym__ c.
Which SOQL query will get the record for the Viridian City Gym and all it's trainers?
Answer: B
Explanation:
Given that Trainer__c has a lookup field to Gym__c, to retrieve the record for the 'Viridian City Gym' and all its trainers, the correct SOQL query is:
Option A:
SELECT Id, (SELECT Id FROM Trainers__r) FROM Gym__c WHERE Name = 'Viridian City Gym' Parent-to-Child Query (Subquery):
To retrieve child records (trainers) from the parent record (gym), you perform a subquery using the child relationship name.
Child Relationship Name:
For a lookup relationship, the child relationship name can be found in the relationship settings.
By default, if the lookup field on Trainer__c is Gym__c, the child relationship name is Trainers__r.
Query Breakdown:
SELECT Id, (SELECT Id FROM Trainers__r) FROM Gym__c WHERE Name = 'Viridian City Gym' Selects the Gym record and all related Trainers.
Why Other Options Are Incorrect:
Option B: (SELECT Id FROM Trainer__c)
Trainer__c is an object, not a relationship name, so the subquery is incorrect.
Option C: SELECT ID FROM Trainer__c WHERE Gym__r.Name = 'Viridian City Gym' This query retrieves Trainer records, not the Gym record and its trainers as specified.
Option D: (SELECT Id FROM Trainers__c)
Trainers__c is incorrect; the child relationship name should end with __r in subqueries.
Reference:
SOQL Relationships and Subqueries:
"To retrieve related child records, use a subquery in the SELECT clause."
- Salesforce SOQL and SOSL Reference: Relationship Queries
Conclusion:
Option A correctly retrieves the Gym record and all its related Trainer records using a parent-to-child subquery.
NEW QUESTION # 32
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