SALESFORCE-PD1 Process Automation And Logic Practice Question
Which context variable should be used in an after update trigger to compare old field values with new field values?
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
✓
Trigger.newMap and Trigger.oldMap
Trigger.oldMap combined with Trigger.newMap allows comparing old and new values by record ID.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Trigger.operationType
Why it's wrong here
Trigger.operationType returns an enum representing the exact trigger event type.
- ✓
Trigger.newMap and Trigger.oldMap
Why this is correct
Trigger.newMap and Trigger.oldMap allow direct ID-based comparison of old and new field values.
- ✗
Trigger.size
Why it's wrong here
Trigger.size returns the number of records in the batch.
- ✓
Trigger.new and Trigger.old
Why this is correct
Trigger.new and Trigger.old provide lists of records before and after updates, corresponding by index.
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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
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