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Latest Plat-Dev-201 Exam Dumps Questions
The dumps for Plat-Dev-201 exam was last updated on Apr 04,2026 .
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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 it's trainers?
Explanation: To query related child records in a lookup or master-detail relationship: Use the parent object (Gym__c) to retrieve its child records (Trainer__c) through a nested query. The child relationship name (Trainers__r) is derived from the lookup field. Reference: SOQL Relationships
Which two actions may cause triggers to fire? Choose 2 answers
Explanation: B. Updates to FeedItem: Triggers can fire when FeedItem records are updated, such as posts on records or Chatter updates. C. Cascading delete operations: When a parent record is deleted, cascading delete operations on related child records can trigger child object triggers. Why Not Other Options? A: Changing a user's default division does not fire triggers. D: Renaming or replacing a picklist entry does not fire triggers. Reference: Trigger Events: https: //developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_triggers_context_variables_considerations.htm
Universal Containers wants a list button to display a Visualforce page that allows users to edit multiple records. Which Visualforce feature supports this requirement?
Explanation: TherecordSetVarattribute of the<apex: page>tag allows a Visualforce page to handle multiple records, which is ideal for list buttons that display a page for bulk editing. Why not other options? A: Standard controllers can be extended, but usingrecordSetVaris the direct and best-supported method for this scenario. B: There is no such concept as a "Custom List Controller" in Visualforce. C: <spex: listButton>is not a valid Visualforce tag. Visualforce Standard Controller with RecordSetVar
A developer wants to improve runtime performance of Apex calls by caching results on the client. What is the most efficient way to implement this and follow best practices?
Explanation: Comprehensive and Detailed Explanation From Exact Extract: In Lightning Web Components, to cache the results of Apex methods on the client side, the Apex method should be annotated with @AuraEnabled (cacheable=true). This enables the Lightning Data Service to cache the method's response, improving performance by reducing server calls. Reference: Lightning Web Components Developer Guide: Cacheable Apex Methods
Which action causes a before trigger to fire by default for Accounts?
Explanation: Abefore triggerfires when records are inserted, updated, or deleted. Using the Data Loader or Bulk API to import data updates records, which triggers thebefore insertorbefore updateevents. Not Suitable: Option A: Renaming or replacing picklists does not trigger a record-level operation. Option B: The Mass Address Update tool is not a record operation that triggersbeforetriggers. Option D: Converting leads to contacts triggers lead conversion events, not directly related to Account triggers. : Apex Triggers
Exam Code: Plat-Dev-201 Q & A: 204 Q&As Updated: Apr 04,2026
