Describe the Use Cases for and Benefits of External IDs. PLATFORM-DEVELOPER-II Practice Questions (Page 1)

Questions 1–5

1. 1application · medium

   A company uses an external accounting system to manage its accounts. The accounting system assigns a unique account code to each account. The company wants to sync account data to Salesforce, updating existing accounts and creating new ones. The integration developer is unsure whether to use an external ID field. What is the primary reason to use an external ID field in this scenario?

   • AIt makes the account code field the primary key of the Account object.
   • BIt automatically creates a relationship between the accounting system and Salesforce.
   • CIt allows the integration to use the Salesforce record ID as the matching key.
   • DIt enables the upsert operation to match records based on the account code, preventing duplicates.
   Reveal Solution Discussion Select an answer first
2. 2foundation · easy

   Which of the following is a benefit of marking a field as an external ID?

   • AIt automatically populates the field with a random value when a record is created.
   • BIt automatically creates a lookup relationship to an external object.
   • CIt prevents duplicates by enforcing uniqueness on the field values.
   • DIt makes the field read-only for all users.
   Reveal Solution Discussion Select an answer first
4. 3foundation · easy

   Which property is associated with an external ID field?

   • AIt is always a text field.
   • BIt is a standard field on every object.
   • CIt is automatically indexed by Salesforce.
   • DIt is a read-only field.
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5. 4foundation · easy

   Which of the following is a typical use case for an external ID?

   • AStoring the name of the sales representative who owns a record.
   • BStoring a unique product code from a supplier's catalog to synchronize inventory data.
   • CStoring a boolean flag to indicate whether a record has been reviewed.
   • DStoring a record's creation date for reporting purposes.
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6. 5foundation · easy

   Which statement accurately describes an external ID field?

   • AIt is a standard field that is automatically created on every standard object.
   • BIt is a field that can only be created on custom objects, not on standard objects.
   • CIt is a read-only field that is populated by Salesforce when a record is created via the API.
   • DIt is a custom field that can store any type of data, including text, numbers, or dates, and is used to match records from external systems.
   Reveal Solution Discussion Select an answer first