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Salesforce DEX-450 Exam - Topic 11 Question 51 Discussion

The Job_Application__c custom object has a field that is a Master-Detail relationship to the Contact object, where the Contact object is the Master. As part of a feature implementation, a developer needs to retrieve a list containing all Contact records where the related Account Industry is 'Technology' while also retrieving the contact's Job_Application__c records.Based on the object's relationships, what is the most efficient statement to retrieve the list of contacts?
B) [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE Accounts.Industry = 'Technology'];
A) [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE Account.Industry = 'Technology'];
C) [SELECT Id, (SELECT Id FROM Job_Applications_c) FROM Contact WHERE Accounts.Industry = 'Technology'];
D) [SELECT Id, (SELECT Id FROM Job_Application_c) FROM Contact WHERE Account.Industry = 'Technology'];

Salesforce DEX-450 Exam - Topic 11 Question 51 Discussion

Actual exam question for Salesforce's DEX-450 exam
Question #: 51
Topic #: 11
[All DEX-450 Questions]

The Job_Application__c custom object has a field that is a Master-Detail relationship to the Contact object, where the Contact object is the Master. As part of a feature implementation, a developer needs to retrieve a list containing all Contact records where the related Account Industry is 'Technology' while also retrieving the contact's Job_Application__c records.

Based on the object's relationships, what is the most efficient statement to retrieve the list of contacts?

Show Suggested Answer Hide Answer
Suggested Answer: B

by Benedict at May 05, 2022, 05:46 AM

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Jeffrey
9 months ago
Not sure if A is the best choice, could be missing something.
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Dean
9 months ago
Surprised there's no mention of the relationship in the question!
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Deane
9 months ago
D seems off, isn't it Job_Application__c?
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Rebeca
9 months ago
I think B is a typo, should be Account not Accounts.
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Dana
9 months ago
Option A looks solid, correct syntax!
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Gilma
9 months ago
I feel like "Job_Applications_r" is the right relationship name, but I might be mixing it up with something else from my notes.
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Starr
9 months ago
I practiced a similar question where we had to filter based on a related object's field, and I feel like option A looks right, but I can't recall the exact details.
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Audra
9 months ago
I remember that the Master-Detail relationship means we should be careful about how we reference the related objects.
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Cammy
10 months ago
I think the correct syntax for the Account relationship is important here, but I'm not sure if it's "Account" or "Accounts."
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Detra
10 months ago
I'm pretty confident I can nail this one. The key is to identify the core capabilities needed - centralized logging, access management, and security analytics. From the options provided, the log aggregator, PAM, and SIEM tools seem like the clear winners to satisfy those requirements.
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Francine
10 months ago
Hmm, I'm not too familiar with Fusioninsight HDLoader, so I'll need to think this through carefully. Let me consider the options and see if I can eliminate any that don't seem plausible.
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