Service-Con-201 Integration And Data Management Practice Question
A Service Cloud consultant is designing a custom integration where external legacy ticket IDs must be matched to Salesforce Cases during high-volume nightly batch upserts. Which field attribute must be configured on the external ID field in Salesforce?
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
✓
Text (External ID) and Unique
To perform upsert operations using the SOAP or REST API, the target field in Salesforce must be designated as an External ID and set to Unique.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Text (External ID) and Unique
Why this is correct
Correct. An External ID field must have the 'External ID' and 'Unique' attributes enabled to allow upsert matching.
- ✗
Formula (Text) and Unique
Why it's wrong here
Incorrect. Formula fields cannot be used as target fields for upsert operations.
- ✗
Master-Detail relationship
Why it's wrong here
Incorrect. Master-detail fields do not serve as upsert match keys.
- ✗
Auto-Number and External ID
Why it's wrong here
Incorrect. Auto-number fields cannot be manually populated during upserts with external identifiers.
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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
This Service-Con-201 practice question is part of Courseiva's free Salesforce certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the Service-Con-201 exam.