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Salesforce Platform Developer I (CRT-450) Test 1

Question : 23

Total: 30

A lead object has a custom field Prior_Email__c. The following trigger is intended to copy the current Email into the Prior_Email__c field any time the Email field ischanged:

trigger test on Load(before update){
   for(Lead Id: trigger.now)
   {
     if(Id.Email != trigger.oldMap.get (Id.Id).email)
     {
       Id.Prior_Email__c = trigger.old, ap.get(Id.Id).email;
       update Id;    
     }
   }
 }

Which type of exception will this trigger cause?

A null reference exception
A compile time exception
A DML exception
A limit exception when doing a bulk update

Validate

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