Salesforce 面试题与答案
问题 6. What is the difference between a formula field and a roll-up summary field?
A formula field is a read-only field that derives its value from a formula expression, while a roll-up summary field is used to aggregate values from related records, such as calculating the sum or count of child records.
问题 7. Explain the purpose of the Salesforce AppExchange.
The Salesforce AppExchange is an online marketplace that provides a variety of third-party applications, components, and consulting services to extend the functionality of Salesforce.
问题 8. What is governor limits in Salesforce?
Governor limits in Salesforce are runtime limits enforced by the platform to ensure efficient resource utilization. These limits include daily limits, transaction limits, and concurrent execution limits.
问题 9. How does Salesforce handle security and access control?
Salesforce uses a role hierarchy, profiles, and permission sets to control access to data and features. The role hierarchy defines data access levels, profiles determine object and field-level permissions, and permission sets grant additional access.
问题 10. What is the difference between a SOQL and a SOSL query in Salesforce?
SOQL (Salesforce Object Query Language) is used to query records from a single object, while SOSL (Salesforce Object Search Language) is used to search for records across multiple objects.
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