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Salesforce DEX-450 Exam - Topic 5 Question 97 Discussion

What is an example of a polymorphic lookup field in Salesforce?
B) A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign
A) The Parentid field on the standard Account object
C) The Whatld field on the standard Event object
D) The LeadId and Contactid fields on the standard Campaign Member object

Salesforce DEX-450 Exam - Topic 5 Question 97 Discussion

Actual exam question for Salesforce's DEX-450 exam
Question #: 97
Topic #: 5
[All DEX-450 Questions]

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

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Suggested Answer: B

by Nada at Aug 28, 2024, 09:58 PM

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Jestine
6 months ago
I agree, B is the best choice here!
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Micah
6 months ago
Wait, are you sure B is right? Seems too specific.
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Marcelle
7 months ago
A is just a regular lookup, not polymorphic!
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Bok
7 months ago
I thought it was C, but I guess I was wrong.
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Nicolette
7 months ago
Definitely B, that’s a classic example!
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Jerrod
7 months ago
I remember the ParentId field is just a standard lookup to a single object, so it can't be polymorphic. I think the answer has to be one of the other options.
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Jose
8 months ago
I practiced a question similar to this, and I think the custom field Link__c on the Contact object sounds like it could be a polymorphic lookup since it connects to both Account and Campaign.
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Hayley
8 months ago
I'm not entirely sure, but I feel like the WhatId field on the Event object might be a good example. It can link to different objects, but I could be mixing it up with something else.
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Lennie
8 months ago
I think a polymorphic lookup field is one that can reference multiple object types, right? I remember something about that in the study materials.
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Ollie
8 months ago
I think the key here is identifying a field that can reference multiple object types. Based on that, I'm going with option D. The LeadId and ContactId fields on the standard Campaign Member object seem to fit the description of a polymorphic lookup field.
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Jeanice
8 months ago
I'm a bit confused by the wording of this question. Can someone clarify what exactly they're looking for in terms of a "polymorphic lookup field"? I want to make sure I understand the concept before answering.
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Dulce
8 months ago
Hmm, I'm not entirely sure what a "polymorphic lookup field" is. I'll need to review my notes on Salesforce data modeling to have a better understanding of this concept.
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Dallas
8 months ago
This looks like a tricky question. I'll need to think carefully about the different lookup fields in Salesforce and which ones might be considered polymorphic.
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Marta
8 months ago
Okay, I've got this! The answer is B. A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign is a great example of a polymorphic lookup field.
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Tarra
8 months ago
The answer is B. A LAN switch without IGMP snooping would forward a multicast frame as if it were a unicast frame with an unknown destination, flooding it out to all ports on the switch. This is because the switch doesn't have any information about which ports have interested receivers for the multicast group.
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Georgiann
1 year ago
Polymorphic lookups are like the secret sauce of Salesforce. I bet the answer is something that can reference multiple object types. *cracks knuckles* Time to put my Salesforce ninja skills to the test!
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Salena
11 months ago
D) The LeadId and Contactid fields on the standard Campaign Member object
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Elena
11 months ago
C) The Whatld field on the standard Event object
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William
12 months ago
B) A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign
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Marlon
1 year ago
A) The Parentid field on the standard Account object
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Joni
1 year ago
Seriously, why do they always make these questions so convoluted? I'm just going to close my eyes and point to an answer. Oh wait, that's not how certification exams work. Dang it!
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Hollis
1 year ago
The LeadId and Contactid fields on the Campaign Member object? That's a bit of a wild card, don't you think? I'm going to go with the custom field option just to be safe.
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Trina
12 months ago
I'm leaning towards the WhatId field on the Event object.
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Iesha
12 months ago
Yeah, the LeadId and Contactid fields do seem a bit unpredictable. Option B it is.
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Vallie
12 months ago
I think I'll go with the ParentId field on the Account object.
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Daniel
1 year ago
I think I'll go with option B as well, just to be on the safe side.
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Janet
1 year ago
I agree, the custom field option seems like a safer choice.
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Ricarda
1 year ago
I agree, the custom field option seems like a safer choice.
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Franchesca
1 year ago
Hmm, the Whatld field on the Event object sounds interesting. I wonder if that's the one they're looking for. Gotta love Salesforce and its tricky terminology!
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Donette
1 year ago
Yeah, that does sound like a good example of a polymorphic lookup field.
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Alyce
1 year ago
I think it might be the Link__c field on the Contact object.
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Ryan
1 year ago
I'm not sure about this one. Can someone explain why the other options are not correct?
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Frederica
1 year ago
I agree with Lizbeth. Polymorphic lookup fields allow you to reference multiple objects in Salesforce.
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Dawne
1 year ago
The Parentid field on the standard Account object seems like a straightforward option, but I'm leaning towards the custom field, Link__c, on the Contact object. Polymorphic lookups are pretty cool!
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Lizbeth
1 year ago
I think the answer is B) A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign.
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