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Exam CRT-450 topic 1 question 240 discussion

Actual exam question from Salesforce's CRT-450
Question #: 240
Topic #: 1
[All CRT-450 Questions]

What is an example of a polymorphic lookup field in Salesforce?

  • A. The WhatId field on the standard Event object
  • B. The ParentId field on the standard Account object
  • C. A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign
  • D. The LeadId and ContactId fields on the standard Campaign Member object
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Suggested Answer: A 🗳️
by ChangliYu at Aug. 22, 2021, 3:44 p.m.

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ChangliYu
Highly Voted 2 years, 3 months ago
Answer is A. List<Event> events = [SELECT TYPEOF What WHEN Account THEN Phone WHEN Opportunity THEN Amount END FROM Event];
upvoted 12 times
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ApexMike
Highly Voted 1 year, 1 month ago
Selected Answer: A
https://developer.salesforce.com/docs/atlas.en-us.soql_sosl.meta/soql_sosl/sforce_api_calls_soql_relationships_and_polymorph_keys.htm
upvoted 5 times
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tonywang531
Most Recent 10 months, 2 weeks ago
This question appeared once before in the previous pages and the answer was A
upvoted 2 times
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Community vote distribution
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C (25%)
B (20%)
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