SALESFORCE-PD1 Process Automation And Logic Practice Question
Which method is used in an Apex trigger to display a custom error message on a specific record during a before insert event?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
addError()
The addError() method on an sObject instance prevents the DML operation and displays an error message.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
throw new TriggerException()
Why it's wrong here
While throwing an exception blocks the transaction, addError() is the standard method for record-specific validation errors.
- ✗
ApexPages.addMessage()
Why it's wrong here
ApexPages.addMessage is used for Visualforce controllers.
- ✓
addError()
Why this is correct
addError() prevents the save operation and displays an error on the UI or API response.
- ✗
rejectRecord()
Why it's wrong here
rejectRecord is used in approval processes.
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Salesforce exam blueprint
This SALESFORCE-PD1 practice question is part of Courseiva's free Salesforce certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SALESFORCE-PD1 exam.